diff --git a/.claude/skills/cfe-borrow/SKILL.md b/.claude/skills/cfe-borrow/SKILL.md
index eb6bd990..c39ab7be 100644
--- a/.claude/skills/cfe-borrow/SKILL.md
+++ b/.claude/skills/cfe-borrow/SKILL.md
@@ -30,9 +30,20 @@ allowed-tools:
 - `CommonModule.РаботаСФайлами` — общий модуль
 - `Document.РеализацияТоваров` — документ
 - `Enum.ВидыОплат` — перечисление
+- `Catalog.Контрагенты.Form.ФормаЭлемента` — форма объекта (заимствование формы)
 - `Catalog.X ;; CommonModule.Y ;; Enum.Z` — несколько объектов
 Поддерживаются все 44 типа объектов конфигурации.
 
+### Заимствование форм
+
+Формат `Тип.Имя.Form.ИмяФормы` заимствует форму конкретного объекта. Если родительский объект ещё не заимствован — он будет заимствован автоматически.
+
+Создаётся:
+1. **Метаданные формы** — `Forms/ИмяФормы.xml` с `ObjectBelonging=Adopted`, `FormType=Managed`
+2. **Form.xml** — `Forms/ИмяФормы/Ext/Form.xml` с копией исходной формы + `<BaseForm>` (начальное состояние)
+3. **Module.bsl** — пустой файл `Forms/ИмяФормы/Ext/Form/Module.bsl`
+4. **Регистрация** — `<Form>` в ChildObjects родительского объекта
+
 ## Команда
 
 ```powershell
@@ -45,6 +56,9 @@ powershell.exe -NoProfile -File .claude/skills/cfe-borrow/scripts/cfe-borrow.ps1
 # Заимствовать один объект
 ... -ExtensionPath src -ConfigPath C:\cfsrc\erp -Object "Catalog.Контрагенты"
 
+# Заимствовать форму (автоматически заимствует родительский объект)
+... -ExtensionPath src -ConfigPath C:\cfsrc\erp -Object "Catalog.Контрагенты.Form.ФормаЭлемента"
+
 # Несколько объектов за раз
 ... -ExtensionPath src -ConfigPath C:\cfsrc\erp -Object "Catalog.Контрагенты ;; CommonModule.ОбщийМодуль ;; Enum.ВидыОплат"
 ```
diff --git a/.claude/skills/cfe-borrow/scripts/cfe-borrow.ps1 b/.claude/skills/cfe-borrow/scripts/cfe-borrow.ps1
index 891b9df1..1a6a7314 100644
--- a/.claude/skills/cfe-borrow/scripts/cfe-borrow.ps1
+++ b/.claude/skills/cfe-borrow/scripts/cfe-borrow.ps1
@@ -384,6 +384,239 @@ function Read-SourceObject {
 	}
 }
 
+# --- 10b. Helper: read source form UUID ---
+function Read-SourceFormUuid {
+	param([string]$typeName, [string]$objName, [string]$formName)
+
+	$dirName = $childTypeDirMap[$typeName]
+	$srcFile = Join-Path (Join-Path (Join-Path (Join-Path $cfgDir $dirName) $objName) "Forms") "${formName}.xml"
+	if (-not (Test-Path $srcFile)) {
+		Write-Error "Source form not found: $srcFile"
+		exit 1
+	}
+
+	$srcDoc = New-Object System.Xml.XmlDocument
+	$srcDoc.PreserveWhitespace = $false
+	$srcDoc.Load($srcFile)
+
+	$srcEl = $null
+	foreach ($c in $srcDoc.DocumentElement.ChildNodes) {
+		if ($c.NodeType -eq 'Element') { $srcEl = $c; break }
+	}
+	if (-not $srcEl) {
+		Write-Error "No metadata element found in source form: $srcFile"
+		exit 1
+	}
+
+	$srcUuid = $srcEl.GetAttribute("uuid")
+	if (-not $srcUuid) {
+		Write-Error "No uuid attribute on source form element: $srcFile"
+		exit 1
+	}
+
+	return $srcUuid
+}
+
+# --- 10c. Helper: borrow a form ---
+function Borrow-Form {
+	param([string]$typeName, [string]$objName, [string]$formName)
+
+	$dirName = $childTypeDirMap[$typeName]
+	$enc = New-Object System.Text.UTF8Encoding($true)
+
+	# 1. Read source form UUID
+	$formUuid = Read-SourceFormUuid $typeName $objName $formName
+	Info "  Source form UUID: $formUuid"
+
+	# 2. Read source Form.xml content
+	$srcFormXmlPath = Join-Path (Join-Path (Join-Path (Join-Path (Join-Path $cfgDir $dirName) $objName) "Forms") $formName) "Ext/Form.xml"
+	if (-not (Test-Path $srcFormXmlPath)) {
+		Write-Error "Source Form.xml not found: $srcFormXmlPath"
+		exit 1
+	}
+	$srcFormContent = [System.IO.File]::ReadAllText($srcFormXmlPath, $enc)
+
+	# 3. Generate form metadata XML (ФормаЭлемента.xml)
+	$newFormUuid = [guid]::NewGuid().ToString()
+	$formMetaSb = New-Object System.Text.StringBuilder
+	$formMetaSb.AppendLine("<?xml version=`"1.0`" encoding=`"UTF-8`"?>") | Out-Null
+	$formMetaSb.AppendLine("<MetaDataObject $($script:xmlnsDecl) version=`"2.17`">") | Out-Null
+	$formMetaSb.AppendLine("`t<Form uuid=`"${newFormUuid}`">") | Out-Null
+	$formMetaSb.AppendLine("`t`t<InternalInfo/>") | Out-Null
+	$formMetaSb.AppendLine("`t`t<Properties>") | Out-Null
+	$formMetaSb.AppendLine("`t`t`t<ObjectBelonging>Adopted</ObjectBelonging>") | Out-Null
+	$formMetaSb.AppendLine("`t`t`t<Name>${formName}</Name>") | Out-Null
+	$formMetaSb.AppendLine("`t`t`t<Comment/>") | Out-Null
+	$formMetaSb.AppendLine("`t`t`t<ExtendedConfigurationObject>${formUuid}</ExtendedConfigurationObject>") | Out-Null
+	$formMetaSb.AppendLine("`t`t`t<FormType>Managed</FormType>") | Out-Null
+	$formMetaSb.AppendLine("`t`t</Properties>") | Out-Null
+	$formMetaSb.AppendLine("`t</Form>") | Out-Null
+	$formMetaSb.Append("</MetaDataObject>") | Out-Null
+
+	# 4. Create directories
+	$formMetaDir = Join-Path (Join-Path (Join-Path $extDir $dirName) $objName) "Forms"
+	if (-not (Test-Path $formMetaDir)) {
+		New-Item -ItemType Directory -Path $formMetaDir -Force | Out-Null
+	}
+
+	# Write form metadata
+	$formMetaFile = Join-Path $formMetaDir "${formName}.xml"
+	[System.IO.File]::WriteAllText($formMetaFile, $formMetaSb.ToString(), $enc)
+	Info "  Created: $formMetaFile"
+
+	# 5. Generate Form.xml with BaseForm
+	# Extract inner content from source (everything between <Form ...> and </Form>)
+	$innerContent = ""
+	$formVersion = "2.17"
+	if ($srcFormContent -match '(?s)<Form[^>]*version="([^"]*)"[^>]*>(.*)</Form>') {
+		$formVersion = $Matches[1]
+		$innerContent = $Matches[2]
+	} elseif ($srcFormContent -match '(?s)<Form[^>]*>(.*)</Form>') {
+		$innerContent = $Matches[1]
+	}
+
+	# Build the extension Form.xml: resultant form + <BaseForm>
+	$formXmlSb = New-Object System.Text.StringBuilder
+	# Copy the original XML declaration and <Form> opening tag
+	if ($srcFormContent -match '(?s)^(.*?<Form[^>]*>)') {
+		$formXmlSb.Append($Matches[1]) | Out-Null
+	}
+	# Resultant form content (same as source initially)
+	$formXmlSb.Append($innerContent) | Out-Null
+	# BaseForm section
+	$formXmlSb.AppendLine("`t<BaseForm version=`"${formVersion}`">") | Out-Null
+	# Inner content for BaseForm (trim leading newline)
+	$baseInner = $innerContent.TrimStart("`r", "`n")
+	$formXmlSb.Append("`t") | Out-Null
+	$formXmlSb.Append($baseInner) | Out-Null
+	# Close BaseForm — ensure it's on its own line
+	$lastChar = $formXmlSb.ToString()[-1]
+	if ($lastChar -ne "`n") { $formXmlSb.AppendLine() | Out-Null }
+	$formXmlSb.AppendLine("`t</BaseForm>") | Out-Null
+	$formXmlSb.Append("</Form>") | Out-Null
+
+	# Write Form.xml
+	$formXmlDir = Join-Path (Join-Path $formMetaDir $formName) "Ext"
+	if (-not (Test-Path $formXmlDir)) {
+		New-Item -ItemType Directory -Path $formXmlDir -Force | Out-Null
+	}
+	$formXmlFile = Join-Path $formXmlDir "Form.xml"
+	[System.IO.File]::WriteAllText($formXmlFile, $formXmlSb.ToString(), $enc)
+	Info "  Created: $formXmlFile"
+
+	# 6. Create empty Module.bsl
+	$moduleDir = Join-Path $formXmlDir "Form"
+	if (-not (Test-Path $moduleDir)) {
+		New-Item -ItemType Directory -Path $moduleDir -Force | Out-Null
+	}
+	$moduleBslFile = Join-Path $moduleDir "Module.bsl"
+	[System.IO.File]::WriteAllText($moduleBslFile, "", $enc)
+	Info "  Created: $moduleBslFile"
+
+	# 7. Register form in parent object ChildObjects
+	Register-FormInObject $typeName $objName $formName
+
+	return @($formMetaFile, $formXmlFile, $moduleBslFile)
+}
+
+# --- 10d. Helper: register form in parent object's ChildObjects ---
+function Register-FormInObject {
+	param([string]$typeName, [string]$objName, [string]$formName)
+
+	$dirName = $childTypeDirMap[$typeName]
+	$objFile = Join-Path (Join-Path $extDir $dirName) "${objName}.xml"
+
+	if (-not (Test-Path $objFile)) {
+		Warn "Parent object file not found: $objFile — form not registered in ChildObjects"
+		return
+	}
+
+	$objDoc = New-Object System.Xml.XmlDocument
+	$objDoc.PreserveWhitespace = $true
+	$objDoc.Load($objFile)
+
+	$objNs = New-Object System.Xml.XmlNamespaceManager($objDoc.NameTable)
+	$objNs.AddNamespace("md", "http://v8.1c.ru/8.3/MDClasses")
+
+	# Find the type element
+	$objEl = $null
+	foreach ($c in $objDoc.DocumentElement.ChildNodes) {
+		if ($c.NodeType -eq 'Element') { $objEl = $c; break }
+	}
+	if (-not $objEl) {
+		Warn "No type element in $objFile — form not registered"
+		return
+	}
+
+	# Find or create ChildObjects
+	$childObjs = $objEl.SelectSingleNode("md:ChildObjects", $objNs)
+	if (-not $childObjs) {
+		# Create ChildObjects element
+		$childObjs = $objDoc.CreateElement("ChildObjects", "http://v8.1c.ru/8.3/MDClasses")
+		$objEl.AppendChild($objDoc.CreateWhitespace("`r`n`t`t")) | Out-Null
+		$objEl.AppendChild($childObjs) | Out-Null
+		$objEl.AppendChild($objDoc.CreateWhitespace("`r`n`t")) | Out-Null
+	}
+
+	# Check dedup
+	foreach ($c in $childObjs.ChildNodes) {
+		if ($c.NodeType -eq 'Element' -and $c.LocalName -eq "Form" -and $c.InnerText -eq $formName) {
+			Warn "Form '$formName' already in ChildObjects of ${typeName}.${objName}"
+			return
+		}
+	}
+
+	# Expand self-closing if needed
+	if (-not $childObjs.HasChildNodes -or $childObjs.IsEmpty) {
+		$closeWs = $objDoc.CreateWhitespace("`r`n`t`t")
+		$childObjs.AppendChild($closeWs) | Out-Null
+	}
+
+	# Add <Form>formName</Form>
+	$formEl = $objDoc.CreateElement("Form", "http://v8.1c.ru/8.3/MDClasses")
+	$formEl.InnerText = $formName
+
+	$trailing = $childObjs.LastChild
+	$ws = $objDoc.CreateWhitespace("`r`n`t`t`t")
+	if ($trailing -and ($trailing.NodeType -eq 'Whitespace' -or $trailing.NodeType -eq 'SignificantWhitespace')) {
+		$childObjs.InsertBefore($ws, $trailing) | Out-Null
+		$childObjs.InsertBefore($formEl, $trailing) | Out-Null
+	} else {
+		$childObjs.AppendChild($ws) | Out-Null
+		$childObjs.AppendChild($formEl) | Out-Null
+	}
+
+	# Save object XML
+	$settings2 = New-Object System.Xml.XmlWriterSettings
+	$settings2.Encoding = New-Object System.Text.UTF8Encoding($true)
+	$settings2.Indent = $false
+	$settings2.NewLineHandling = [System.Xml.NewLineHandling]::None
+
+	$memStream2 = New-Object System.IO.MemoryStream
+	$writer2 = [System.Xml.XmlWriter]::Create($memStream2, $settings2)
+	$objDoc.Save($writer2)
+	$writer2.Flush(); $writer2.Close()
+
+	$bytes2 = $memStream2.ToArray()
+	$memStream2.Close()
+	$text2 = [System.Text.Encoding]::UTF8.GetString($bytes2)
+	if ($text2.Length -gt 0 -and $text2[0] -eq [char]0xFEFF) { $text2 = $text2.Substring(1) }
+	$text2 = $text2.Replace('encoding="utf-8"', 'encoding="UTF-8"')
+
+	$utf8Bom2 = New-Object System.Text.UTF8Encoding($true)
+	[System.IO.File]::WriteAllText($objFile, $text2, $utf8Bom2)
+	Info "  Registered form in: $objFile"
+}
+
+# --- 10e. Helper: check if object is already borrowed in extension ---
+function Test-ObjectBorrowed {
+	param([string]$typeName, [string]$objName)
+
+	$dirName = $childTypeDirMap[$typeName]
+	$objFile = Join-Path (Join-Path $extDir $dirName) "${objName}.xml"
+	return (Test-Path $objFile)
+}
+
 # --- 11. Helper: generate InternalInfo XML ---
 function Build-InternalInfoXml {
 	param([string]$typeName, [string]$objName, [string]$indent)
@@ -534,11 +767,11 @@ $borrowedCount = 0
 foreach ($item in $items) {
 	$dotIdx = $item.IndexOf(".")
 	if ($dotIdx -lt 1) {
-		Write-Error "Invalid format '${item}', expected 'Type.Name'"
+		Write-Error "Invalid format '${item}', expected 'Type.Name' or 'Type.Name.Form.FormName'"
 		exit 1
 	}
 	$typeName = $item.Substring(0, $dotIdx)
-	$objName = $item.Substring($dotIdx + 1)
+	$remainder = $item.Substring($dotIdx + 1)
 
 	# Resolve Russian synonym to English type name
 	if ($synonymMap.ContainsKey($typeName)) { $typeName = $synonymMap[$typeName] }
@@ -548,34 +781,71 @@ foreach ($item in $items) {
 		exit 1
 	}
 
-	$dirName = $childTypeDirMap[$typeName]
-
-	Info "Borrowing ${typeName}.${objName}..."
-
-	# Read source object
-	$src = Read-SourceObject $typeName $objName
-	Info "  Source UUID: $($src.Uuid)"
-
-	# Build borrowed object XML
-	$borrowedXml = Build-BorrowedObjectXml $typeName $objName $src.Uuid $src.Properties
-
-	# Create directory in extension if needed
-	$targetDir = Join-Path $extDir $dirName
-	if (-not (Test-Path $targetDir)) {
-		New-Item -ItemType Directory -Path $targetDir -Force | Out-Null
+	# Check for .Form. pattern: Type.ObjName.Form.FormName
+	$formName = $null
+	$formIdx = $remainder.IndexOf(".Form.")
+	if ($formIdx -gt 0) {
+		$objName = $remainder.Substring(0, $formIdx)
+		$formName = $remainder.Substring($formIdx + 6) # skip ".Form."
+	} else {
+		$objName = $remainder
 	}
 
-	# Write borrowed object XML with UTF-8 BOM
-	$targetFile = Join-Path $targetDir "${objName}.xml"
-	$enc = New-Object System.Text.UTF8Encoding($true)
-	[System.IO.File]::WriteAllText($targetFile, $borrowedXml, $enc)
-	Info "  Created: $targetFile"
+	$dirName = $childTypeDirMap[$typeName]
 
-	# Add to ChildObjects
-	Add-ToChildObjects $typeName $objName
+	if ($formName) {
+		# --- Form borrowing ---
+		Info "Borrowing form ${typeName}.${objName}.Form.${formName}..."
 
-	$borrowedFiles += $targetFile
-	$borrowedCount++
+		# Auto-borrow parent object if not yet borrowed
+		if (-not (Test-ObjectBorrowed $typeName $objName)) {
+			Info "  Parent object ${typeName}.${objName} not yet borrowed — borrowing first..."
+
+			$src = Read-SourceObject $typeName $objName
+			Info "  Source UUID: $($src.Uuid)"
+			$borrowedXml = Build-BorrowedObjectXml $typeName $objName $src.Uuid $src.Properties
+
+			$targetDir = Join-Path $extDir $dirName
+			if (-not (Test-Path $targetDir)) {
+				New-Item -ItemType Directory -Path $targetDir -Force | Out-Null
+			}
+			$targetFile = Join-Path $targetDir "${objName}.xml"
+			$enc = New-Object System.Text.UTF8Encoding($true)
+			[System.IO.File]::WriteAllText($targetFile, $borrowedXml, $enc)
+			Info "  Created: $targetFile"
+
+			Add-ToChildObjects $typeName $objName
+			$borrowedFiles += $targetFile
+		}
+
+		# Borrow the form
+		$formFiles = Borrow-Form $typeName $objName $formName
+		$borrowedFiles += $formFiles
+		$borrowedCount++
+	} else {
+		# --- Object borrowing (existing logic) ---
+		Info "Borrowing ${typeName}.${objName}..."
+
+		$src = Read-SourceObject $typeName $objName
+		Info "  Source UUID: $($src.Uuid)"
+
+		$borrowedXml = Build-BorrowedObjectXml $typeName $objName $src.Uuid $src.Properties
+
+		$targetDir = Join-Path $extDir $dirName
+		if (-not (Test-Path $targetDir)) {
+			New-Item -ItemType Directory -Path $targetDir -Force | Out-Null
+		}
+
+		$targetFile = Join-Path $targetDir "${objName}.xml"
+		$enc = New-Object System.Text.UTF8Encoding($true)
+		[System.IO.File]::WriteAllText($targetFile, $borrowedXml, $enc)
+		Info "  Created: $targetFile"
+
+		Add-ToChildObjects $typeName $objName
+
+		$borrowedFiles += $targetFile
+		$borrowedCount++
+	}
 }
 
 # --- 15. Save modified Configuration.xml ---
diff --git a/.claude/skills/cfe-diff/SKILL.md b/.claude/skills/cfe-diff/SKILL.md
index 3dd71dff..d56a4a2d 100644
--- a/.claude/skills/cfe-diff/SKILL.md
+++ b/.claude/skills/cfe-diff/SKILL.md
@@ -38,9 +38,18 @@ powershell.exe -NoProfile -File .claude/skills/cfe-diff/scripts/cfe-diff.ps1 -Ex
            &ИзменениеИКонтроль("РеквизитыРедактируемыеВГрупповойОбработке") — line 4 in ...
            &Перед("ЗагрузитьКурсыВалют") — line 13 in ...
            ChildObjects: 1 own attrs, 1 own TS, 3 own forms
+           Form.ФормаЭлемента (borrowed):
+             Event:OnCreateAtServer [After] -> Расш1_ПриСозданииПосле
+             Command:Подбор [Before] -> Расш1_ПодборПеред
+           Form.Расш1_МояФорма (own)
 [OWN]      Catalog.Расш5_Справочник1
 ```
 
+Для каждой формы заимствованного объекта показывается:
+- `(borrowed)` / `(own)` — заимствованная или собственная форма
+- callType-события формы и элементов
+- callType на командах
+
 ## Mode B — проверка переноса
 
 Для каждого `&ИзменениеИКонтроль` извлекает блоки `#Вставка`/`#КонецВставки` из расширения и ищет их в соответствующем модуле конфигурации.
diff --git a/.claude/skills/cfe-diff/scripts/cfe-diff.ps1 b/.claude/skills/cfe-diff/scripts/cfe-diff.ps1
index 4177d184..0f6dbdc4 100644
--- a/.claude/skills/cfe-diff/scripts/cfe-diff.ps1
+++ b/.claude/skills/cfe-diff/scripts/cfe-diff.ps1
@@ -210,6 +210,63 @@ function Get-InsertionBlocks {
 	return $blocks
 }
 
+# --- Helper: analyze form for callType events and commands ---
+function Get-FormInterceptors {
+	param([string]$formXmlPath)
+
+	if (-not (Test-Path $formXmlPath)) { return $null }
+
+	$formDoc = New-Object System.Xml.XmlDocument
+	$formDoc.PreserveWhitespace = $false
+	try { $formDoc.Load($formXmlPath) } catch { return $null }
+
+	$fNs = New-Object System.Xml.XmlNamespaceManager($formDoc.NameTable)
+	$fNs.AddNamespace("f", "http://v8.1c.ru/8.3/xcf/logform")
+
+	$fRoot = $formDoc.DocumentElement
+	$baseForm = $fRoot.SelectSingleNode("f:BaseForm", $fNs)
+	$isBorrowed = ($baseForm -ne $null)
+
+	$interceptors = @()
+
+	# Form-level events with callType
+	$eventsNode = $fRoot.SelectSingleNode("f:Events", $fNs)
+	if ($eventsNode) {
+		foreach ($evt in $eventsNode.SelectNodes("f:Event", $fNs)) {
+			$ct = $evt.GetAttribute("callType")
+			if ($ct) {
+				$interceptors += "Event:$($evt.GetAttribute('name')) [$ct] -> $($evt.InnerText)"
+			}
+		}
+	}
+
+	# Element-level events with callType (scan all elements recursively)
+	$childItems = $fRoot.SelectSingleNode("f:ChildItems", $fNs)
+	if ($childItems) {
+		foreach ($evtNode in $childItems.SelectNodes(".//*[f:Events/f:Event[@callType]]", $fNs)) {
+			$elName = $evtNode.GetAttribute("name")
+			foreach ($evt in $evtNode.SelectNodes("f:Events/f:Event[@callType]", $fNs)) {
+				$ct = $evt.GetAttribute("callType")
+				$interceptors += "Element:${elName}.$($evt.GetAttribute('name')) [$ct] -> $($evt.InnerText)"
+			}
+		}
+	}
+
+	# Commands with callType on Action
+	foreach ($cmd in $fRoot.SelectNodes("f:Commands/f:Command", $fNs)) {
+		$cmdName = $cmd.GetAttribute("name")
+		foreach ($action in $cmd.SelectNodes("f:Action[@callType]", $fNs)) {
+			$ct = $action.GetAttribute("callType")
+			$interceptors += "Command:$cmdName [$ct] -> $($action.InnerText)"
+		}
+	}
+
+	return @{
+		IsBorrowed = $isBorrowed
+		Interceptors = $interceptors
+	}
+}
+
 # ============================================================
 # MODE A: Extension overview
 # ============================================================
@@ -255,6 +312,7 @@ if ($Mode -eq "A") {
 					$ownForms = 0
 					$ownTS = 0
 					$borrowedItems = 0
+					$formNames = @()
 					foreach ($c in $childObj.ChildNodes) {
 						if ($c.NodeType -ne 'Element') { continue }
 						$cProps = $c.SelectSingleNode("md:Properties", $info.ObjNs)
@@ -268,7 +326,7 @@ if ($Mode -eq "A") {
 						switch ($c.LocalName) {
 							"Attribute" { $ownAttrs++ }
 							"TabularSection" { $ownTS++ }
-							"Form" { $ownForms++ }
+							"Form" { $formNames += $c.InnerText; $ownForms++ }
 						}
 					}
 					$parts = @()
@@ -279,6 +337,27 @@ if ($Mode -eq "A") {
 					if ($parts.Count -gt 0) {
 						Write-Host "             ChildObjects: $($parts -join ', ')"
 					}
+
+					# Analyze forms
+					$borrowedFormCount = 0
+					$ownFormCount = 0
+					foreach ($fn in $formNames) {
+						$formXmlPath = Join-Path (Join-Path (Join-Path (Join-Path (Join-Path $ExtensionPath $info.DirName) $info.Name) "Forms") $fn) "Ext/Form.xml"
+						$fi = Get-FormInterceptors $formXmlPath
+						if (-not $fi) {
+							Write-Host "             Form.$fn (?)"
+							continue
+						}
+						$formTag = if ($fi.IsBorrowed) { "borrowed"; $borrowedFormCount++ } else { "own"; $ownFormCount++ }
+						if ($fi.Interceptors.Count -gt 0) {
+							Write-Host "             Form.$fn ($formTag):"
+							foreach ($ic in $fi.Interceptors) {
+								Write-Host "               $ic"
+							}
+						} else {
+							Write-Host "             Form.$fn ($formTag)"
+						}
+					}
 				}
 			}
 		} else {
diff --git a/.claude/skills/cfe-patch-method/scripts/cfe-patch-method.ps1 b/.claude/skills/cfe-patch-method/scripts/cfe-patch-method.ps1
index 7c3bf2d0..d101d326 100644
--- a/.claude/skills/cfe-patch-method/scripts/cfe-patch-method.ps1
+++ b/.claude/skills/cfe-patch-method/scripts/cfe-patch-method.ps1
@@ -157,6 +157,21 @@ $bslCode += "$endKeyword"
 
 $bslText = ($bslCode -join "`r`n") + "`r`n"
 
+# --- Check form borrowing for .Form. paths ---
+if ($parts.Count -ge 4 -and $parts[2] -eq "Form") {
+	$formName = $parts[3]
+	$dirName = $typeDirMap[$objType]
+	$formMetaFile = Join-Path (Join-Path (Join-Path (Join-Path $ExtensionPath $dirName) $objName) "Forms") "${formName}.xml"
+	$formXmlFile = Join-Path (Join-Path (Join-Path (Join-Path (Join-Path $ExtensionPath $dirName) $objName) "Forms") $formName) "Ext/Form.xml"
+
+	if (-not (Test-Path $formMetaFile) -or -not (Test-Path $formXmlFile)) {
+		Write-Host "[WARN] Form '$formName' metadata or Form.xml not found in extension."
+		Write-Host "       Run /cfe-borrow first:"
+		Write-Host "       /cfe-borrow -ExtensionPath $ExtensionPath -ConfigPath <ConfigPath> -Object `"$objType.$objName.Form.$formName`""
+		Write-Host ""
+	}
+}
+
 # --- Check if file exists and append ---
 $bslDir = Split-Path $bslFile -Parent
 if (-not (Test-Path $bslDir)) {
diff --git a/.claude/skills/form-edit/SKILL.md b/.claude/skills/form-edit/SKILL.md
index 03c663c7..b533d3db 100644
--- a/.claude/skills/form-edit/SKILL.md
+++ b/.claude/skills/form-edit/SKILL.md
@@ -50,6 +50,32 @@ powershell.exe -NoProfile -File .claude/skills/form-edit/scripts/form-edit.ps1 -
 }
 ```
 
+### Расширения (extension-формы)
+
+Для заимствованных форм (с `<BaseForm>`) автоматически активируется extension-режим: ID начинаются с 1000000+. Доступны дополнительные секции:
+
+```json
+{
+  "formEvents": [
+    { "name": "OnCreateAtServer", "handler": "Расш1_ПриСозданииПосле", "callType": "After" },
+    { "name": "OnOpen", "handler": "Расш1_ПриОткрытии", "callType": "Before" }
+  ],
+  "elementEvents": [
+    { "element": "Банк", "name": "OnChange", "handler": "Расш1_БанкПриИзменении", "callType": "Before" }
+  ],
+  "commands": [
+    { "name": "Подбор", "action": "Расш1_ПодборПосле", "callType": "After" },
+    { "name": "Запрос", "actions": [
+      { "callType": "Before", "handler": "Расш1_ЗапросПеред" },
+      { "callType": "After", "handler": "Расш1_ЗапросПосле" }
+    ]}
+  ],
+  "elements": [
+    { "input": "Поле", "path": "Объект.Поле", "on": [{ "event": "OnChange", "callType": "After" }] }
+  ]
+}
+```
+
 ### Позиционирование элементов
 
 | Ключ | По умолчанию | Описание |
@@ -96,19 +122,35 @@ powershell.exe -NoProfile -File .claude/skills/form-edit/scripts/form-edit.ps1 -
 
 `string`, `string(100)`, `decimal(15,2)`, `boolean`, `date`, `dateTime`, `CatalogRef.XXX`, `DocumentObject.XXX`, `ValueTable`, `DynamicList`, `Type1 | Type2` (составной).
 
+### Секции расширений
+
+| Секция | Назначение |
+|--------|-----------|
+| `formEvents` | События уровня формы с `callType` (Before/After/Override) |
+| `elementEvents` | События на существующих элементах заимствованной формы |
+| `callType` на `commands` | callType на Action команды |
+| `callType` на `on` | callType на событиях новых элементов (объектный формат) |
+
+Все extension-секции опциональны — без них навык работает как с обычными формами.
+
 ## Вывод
 
 ```
 === form-edit: Форма ===
 
+[EXTENSION] BaseForm detected — IDs start at 1000000+
+
+Added form events:
+  + OnCreateAtServer[After] -> Расш1_ПриСозданииПосле
+
 Added elements (into ГруппаШапка, after Контрагент):
   + [Input] Склад -> Объект.Склад {OnChange}
 
 Added attributes:
-  + СуммаИтого: decimal(15,2) (id=12)
+  + СуммаИтого: decimal(15,2) (id=1000000)
 
 ---
-Total: 1 element(s) (+2 companions), 1 attribute(s)
+Total: 1 form event(s), 1 element(s) (+2 companions), 1 attribute(s)
 Run /form-validate to verify.
 ```
 
diff --git a/.claude/skills/form-edit/scripts/form-edit.ps1 b/.claude/skills/form-edit/scripts/form-edit.ps1
index 65add737..d48de803 100644
--- a/.claude/skills/form-edit/scripts/form-edit.ps1
+++ b/.claude/skills/form-edit/scripts/form-edit.ps1
@@ -110,6 +110,16 @@ $script:nextElemId++
 $script:nextAttrId++
 $script:nextCmdId++
 
+# --- 4b. Auto-detect extension mode (BaseForm present) ---
+$script:isExtension = $false
+$baseForm = $root.SelectSingleNode("f:BaseForm", $nsMgr)
+if ($baseForm) {
+	$script:isExtension = $true
+	if ($script:nextAttrId -lt 1000000) { $script:nextAttrId = 1000000 }
+	if ($script:nextCmdId -lt 1000000) { $script:nextCmdId = 1000000 }
+	if ($script:nextElemId -lt 1000000) { $script:nextElemId = 1000000 }
+}
+
 function New-ElemId { $id = $script:nextElemId; $script:nextElemId++; return $id }
 function New-AttrId { $id = $script:nextAttrId; $script:nextAttrId++; return $id }
 function New-CmdId { $id = $script:nextCmdId; $script:nextCmdId++; return $id }
@@ -260,18 +270,29 @@ function Emit-Events {
 	if ($typeKey -and $script:knownEvents.ContainsKey($typeKey)) {
 		$allowed = $script:knownEvents[$typeKey]
 		foreach ($evt in $el.on) {
-			if ($allowed.Count -gt 0 -and $allowed -notcontains "$evt") {
-				Write-Host "[WARN] Unknown event '$evt' for $typeKey '$elementName'. Known: $($allowed -join ', ')"
+			$evtStr = if ($evt -is [string]) { "$evt" } else { "$($evt.event)" }
+			if ($allowed.Count -gt 0 -and $allowed -notcontains $evtStr) {
+				Write-Host "[WARN] Unknown event '$evtStr' for $typeKey '$elementName'. Known: $($allowed -join ', ')"
 			}
 		}
 	}
 
 	X "$indent<Events>"
 	foreach ($evt in $el.on) {
-		$evtName = "$evt"
-		$handler = if ($el.handlers -and $el.handlers.$evtName) { "$($el.handlers.$evtName)" }
-		else { Get-HandlerName -elementName $elementName -eventName $evtName }
-		X "$indent`t<Event name=`"$evtName`">$handler</Event>"
+		# Support both string ("OnChange") and object ({ "event": "OnChange", "callType": "After" })
+		if ($evt -is [string] -or -not $evt.event) {
+			$evtName = "$evt"
+			$handler = if ($el.handlers -and $el.handlers.$evtName) { "$($el.handlers.$evtName)" }
+			else { Get-HandlerName -elementName $elementName -eventName $evtName }
+			X "$indent`t<Event name=`"$evtName`">$handler</Event>"
+		} else {
+			$evtName = "$($evt.event)"
+			$handler = if ($evt.handler) { "$($evt.handler)" }
+			elseif ($el.handlers -and $el.handlers.$evtName) { "$($el.handlers.$evtName)" }
+			else { Get-HandlerName -elementName $elementName -eventName $evtName }
+			$callTypeAttr = if ($evt.callType) { " callType=`"$($evt.callType)`"" } else { "" }
+			X "$indent`t<Event name=`"$evtName`"$callTypeAttr>$handler</Event>"
+		}
 	}
 	X "$indent</Events>"
 }
@@ -964,7 +985,20 @@ if ($def.commands -and $def.commands.Count -gt 0) {
 		$inner = "$cmdChildIndent`t"
 
 		if ($cmd.title) { Emit-MLText -tag "Title" -text "$($cmd.title)" -indent $inner }
-		if ($cmd.action) { X "$inner<Action>$($cmd.action)</Action>" }
+
+		# Support single action with optional callType, or multiple actions
+		if ($cmd.actions) {
+			# Multiple actions: [{ "callType": "Before", "handler": "..." }, ...]
+			foreach ($act in $cmd.actions) {
+				$actHandler = "$($act.handler)"
+				$callTypeAttr = if ($act.callType) { " callType=`"$($act.callType)`"" } else { "" }
+				X "$inner<Action$callTypeAttr>$actHandler</Action>"
+			}
+		} elseif ($cmd.action) {
+			$callTypeAttr = if ($cmd.callType) { " callType=`"$($cmd.callType)`"" } else { "" }
+			X "$inner<Action$callTypeAttr>$($cmd.action)</Action>"
+		}
+
 		if ($cmd.shortcut) { X "$inner<Shortcut>$($cmd.shortcut)</Shortcut>" }
 		if ($cmd.picture) {
 			X "$inner<Picture>"
@@ -975,7 +1009,7 @@ if ($def.commands -and $def.commands.Count -gt 0) {
 		if ($cmd.representation) { X "$inner<Representation>$($cmd.representation)</Representation>" }
 
 		X "$cmdChildIndent</Command>"
-		$actionStr = if ($cmd.action) { " -> $($cmd.action)" } else { "" }
+		$actionStr = if ($cmd.action) { " -> $($cmd.action)" } elseif ($cmd.actions) { " -> $($cmd.actions.Count) action(s)" } else { "" }
 		$addedCmds += "  + ${cmdName}${actionStr} (id=$cmdId)"
 	}
 	X "</_F>"
@@ -988,6 +1022,127 @@ if ($def.commands -and $def.commands.Count -gt 0) {
 	}
 }
 
+# === 12b. Add form-level events ===
+
+$addedFormEvents = @()
+
+if ($def.formEvents -and $def.formEvents.Count -gt 0) {
+	$eventsSection = $root.SelectSingleNode("f:Events", $nsMgr)
+	if (-not $eventsSection) {
+		# Create Events section — insert after AutoCommandBar or at the beginning
+		$eventsSection = $xmlDoc.CreateElement("Events", $formNs)
+		$insertAfter = $root.SelectSingleNode("f:AutoCommandBar", $nsMgr)
+		if ($insertAfter) {
+			$refNode = $insertAfter
+			$ws = $xmlDoc.CreateWhitespace("`r`n`t")
+			# Insert before the AutoCommandBar (Events come before AutoCommandBar in 1C)
+			$root.InsertBefore($ws, $refNode) | Out-Null
+			$root.InsertBefore($eventsSection, $refNode) | Out-Null
+		} else {
+			$firstChild = $root.FirstChild
+			if ($firstChild) {
+				$ws = $xmlDoc.CreateWhitespace("`r`n`t")
+				$root.InsertBefore($eventsSection, $firstChild) | Out-Null
+				$root.InsertBefore($ws, $eventsSection) | Out-Null
+			} else {
+				$root.AppendChild($xmlDoc.CreateWhitespace("`r`n`t")) | Out-Null
+				$root.AppendChild($eventsSection) | Out-Null
+			}
+		}
+	}
+
+	$evtChildIndent = Get-ChildIndent $eventsSection
+	if (-not $evtChildIndent -or $evtChildIndent -eq "") { $evtChildIndent = "`t`t" }
+
+	# Generate event fragments
+	$script:xml = New-Object System.Text.StringBuilder 512
+	X "<_F $allNsDecl>"
+	foreach ($fe in $def.formEvents) {
+		$feName = "$($fe.name)"
+		$feHandler = "$($fe.handler)"
+		$callTypeAttr = if ($fe.callType) { " callType=`"$($fe.callType)`"" } else { "" }
+		X "$evtChildIndent<Event name=`"$feName`"$callTypeAttr>$feHandler</Event>"
+		$ctStr = if ($fe.callType) { "[$($fe.callType)]" } else { "" }
+		$addedFormEvents += "  + $feName${ctStr} -> $feHandler"
+	}
+	X "</_F>"
+
+	$fragDoc = Parse-Fragment $script:xml.ToString()
+	$importedEvents = Import-ElementNodes $fragDoc
+
+	foreach ($node in $importedEvents) {
+		Insert-IntoContainer -container $eventsSection -newNode $node -afterName $null -childIndent $evtChildIndent
+	}
+}
+
+# === 12c. Add element-level events ===
+
+$addedElemEvents = @()
+
+if ($def.elementEvents -and $def.elementEvents.Count -gt 0) {
+	if (-not $rootCI) {
+		$rootCI = $root.SelectSingleNode("f:ChildItems", $nsMgr)
+	}
+
+	foreach ($ee in $def.elementEvents) {
+		$targetName = "$($ee.element)"
+		$targetEl = Find-Element $rootCI $targetName
+		if (-not $targetEl) {
+			Write-Host "[WARN] Element '$targetName' not found — skipping elementEvent"
+			continue
+		}
+
+		# Find or create Events element within the target
+		$targetEvents = $targetEl.SelectSingleNode("f:Events", $nsMgr)
+		if (-not $targetEvents) {
+			$targetEvents = $xmlDoc.CreateElement("Events", $formNs)
+			# Insert Events before closing tag (after last property, before ChildItems if any)
+			$ciNode = $targetEl.SelectSingleNode("f:ChildItems", $nsMgr)
+			if ($ciNode) {
+				$ws = $xmlDoc.CreateWhitespace("`r`n" + (Get-ChildIndent $targetEl))
+				$targetEl.InsertBefore($ws, $ciNode) | Out-Null
+				$targetEl.InsertBefore($targetEvents, $ciNode) | Out-Null
+			} else {
+				$trailing = $targetEl.LastChild
+				if ($trailing -and ($trailing.NodeType -eq 'Whitespace' -or $trailing.NodeType -eq 'SignificantWhitespace')) {
+					$ws = $xmlDoc.CreateWhitespace("`r`n" + (Get-ChildIndent $targetEl))
+					$targetEl.InsertBefore($ws, $trailing) | Out-Null
+					$targetEl.InsertBefore($targetEvents, $trailing) | Out-Null
+				} else {
+					$targetEl.AppendChild($xmlDoc.CreateWhitespace("`r`n" + (Get-ChildIndent $targetEl))) | Out-Null
+					$targetEl.AppendChild($targetEvents) | Out-Null
+				}
+			}
+		}
+
+		$eeChildIndent = Get-ChildIndent $targetEvents
+		if (-not $eeChildIndent -or $eeChildIndent -eq "") {
+			$parentIndent = Get-ChildIndent $targetEl
+			$eeChildIndent = "$parentIndent`t"
+		}
+
+		# Create Event element
+		$eeName = "$($ee.name)"
+		$eeHandler = "$($ee.handler)"
+		$callTypeAttr = if ($ee.callType) { " callType=`"$($ee.callType)`"" } else { "" }
+
+		$script:xml = New-Object System.Text.StringBuilder 256
+		X "<_F $allNsDecl>"
+		X "$eeChildIndent<Event name=`"$eeName`"$callTypeAttr>$eeHandler</Event>"
+		X "</_F>"
+
+		$fragDoc = Parse-Fragment $script:xml.ToString()
+		$importedEE = Import-ElementNodes $fragDoc
+
+		foreach ($node in $importedEE) {
+			Insert-IntoContainer -container $targetEvents -newNode $node -afterName $null -childIndent $eeChildIndent
+		}
+
+		$ctStr = if ($ee.callType) { "[$($ee.callType)]" } else { "" }
+		$addedElemEvents += "  + $targetName.$eeName${ctStr} -> $eeHandler"
+	}
+}
+
 # === 13. Save ===
 
 $content = $xmlDoc.OuterXml
@@ -999,6 +1154,23 @@ $enc = New-Object System.Text.UTF8Encoding($true)
 
 # === 14. Summary ===
 
+if ($script:isExtension) {
+	Write-Host "[EXTENSION] BaseForm detected — IDs start at 1000000+"
+	Write-Host ""
+}
+
+if ($addedFormEvents.Count -gt 0) {
+	Write-Host "Added form events:"
+	foreach ($line in $addedFormEvents) { Write-Host $line }
+	Write-Host ""
+}
+
+if ($addedElemEvents.Count -gt 0) {
+	Write-Host "Added element events:"
+	foreach ($line in $addedElemEvents) { Write-Host $line }
+	Write-Host ""
+}
+
 if ($addedElems.Count -gt 0) {
 	$posStr = ""
 	if ($def.into) { $posStr += "into $($def.into)" }
@@ -1023,6 +1195,8 @@ if ($addedCmds.Count -gt 0) {
 
 Write-Host "---"
 $totalParts = @()
+if ($addedFormEvents.Count -gt 0) { $totalParts += "$($addedFormEvents.Count) form event(s)" }
+if ($addedElemEvents.Count -gt 0) { $totalParts += "$($addedElemEvents.Count) element event(s)" }
 if ($addedElems.Count -gt 0) {
 	$compStr = if ($companionCount -gt 0) { " (+$companionCount companions)" } else { "" }
 	$totalParts += "$($addedElems.Count) element(s)$compStr"
diff --git a/.claude/skills/form-info/SKILL.md b/.claude/skills/form-info/SKILL.md
index 69944999..760d5bd7 100644
--- a/.claude/skills/form-info/SKILL.md
+++ b/.claude/skills/form-info/SKILL.md
@@ -45,6 +45,11 @@ powershell.exe -NoProfile -File .claude/skills/form-info/scripts/form-info.ps1 -
 === Form: ФормаДокумента — "Реализация товаров и услуг" (Documents.РеализацияТоваровУслуг) ===
 ```
 
+Для заимствованных форм расширения (с `<BaseForm>`):
+```
+=== Form: ФормаЭлемента [EXTENSION] (Catalogs.Валюты) ===
+```
+
 Имя формы, заголовок (Title) и контекст объекта определяются из пути к файлу и XML.
 
 ### Properties — свойства формы
@@ -63,6 +68,13 @@ Events:
   OnOpen -> ПриОткрытии
 ```
 
+Для расширений с callType:
+```
+Events:
+  OnCreateAtServer[After] -> Расш1_ПриСозданииПосле
+  OnOpen[Before] -> Расш1_ПриОткрытии
+```
+
 ### Elements — дерево UI-элементов
 
 Компактное дерево с типами, привязками к данным, флагами и событиями:
@@ -114,7 +126,7 @@ Elements:
 
 **Привязка к команде**: `-> ИмяКоманды [cmd]` — команда формы, `-> Close [std]` — стандартная команда
 
-**События**: `{OnChange, StartChoice}` — имена обработчиков
+**События**: `{OnChange, StartChoice}` — имена обработчиков; `{OnChange[Before]}` — с callType для расширений
 
 **Заголовок**: `[title:Текст]` — только если отличается от имени элемента
 
@@ -151,8 +163,21 @@ Commands:
   Заполнить -> ЗаполнитьОбработка
 ```
 
+Для расширений с callType на Action:
+```
+Commands:
+  Подбор -> Расш1_ПодборПеред[Before], Расш1_ПодборПосле[After]
+```
+
 Формат: `Имя -> Обработчик [Сочетание]`
 
+### BaseForm (расширения)
+
+Для заимствованных форм в конце выводится:
+```
+BaseForm: present (version 2.17)
+```
+
 ## Что пропускается
 
 Скрипт убирает 80%+ XML-объёма:
diff --git a/.claude/skills/form-info/scripts/form-info.ps1 b/.claude/skills/form-info/scripts/form-info.ps1
index 0604f887..68f97be5 100644
--- a/.claude/skills/form-info/scripts/form-info.ps1
+++ b/.claude/skills/form-info/scripts/form-info.ps1
@@ -35,6 +35,10 @@ $ns.AddNamespace("dcsset", "http://v8.1c.ru/8.1/data-composition-system/settings
 
 $root = $xmlDoc.DocumentElement
 
+# --- Detect extension (BaseForm) ---
+$baseFormNode = $root.SelectSingleNode("d:BaseForm", $ns)
+$isExtension = ($baseFormNode -ne $null)
+
 # --- Helper: extract multilang text ---
 
 function Get-MLText($node) {
@@ -140,7 +144,10 @@ function Get-EventsStr($node) {
 	if (-not $eventsNode) { return "" }
 	$evts = @()
 	foreach ($e in $eventsNode.SelectNodes("d:Event", $ns)) {
-		$evts += $e.GetAttribute("name")
+		$eName = $e.GetAttribute("name")
+		$ct = $e.GetAttribute("callType")
+		if ($ct) { $evts += "$eName[$ct]" }
+		else { $evts += $eName }
 	}
 	if ($evts.Count -eq 0) { return "" }
 	return " {$($evts -join ', ')}"
@@ -340,7 +347,8 @@ if ($titleNode) {
 	$formTitle = Get-MLText $titleNode
 	if (-not $formTitle) { $formTitle = $titleNode.InnerText }
 }
-$header = "=== Form: $formName"
+$extMarker = if ($isExtension) { " [EXTENSION]" } else { "" }
+$header = "=== Form: $formName$extMarker"
 if ($formTitle) { $header += " — `"$formTitle`"" }
 if ($objectContext) { $header += " ($objectContext)" }
 $header += " ==="
@@ -390,7 +398,9 @@ if ($formEvents -and $formEvents.HasChildNodes) {
 	foreach ($e in $formEvents.SelectNodes("d:Event", $ns)) {
 		$eName = $e.GetAttribute("name")
 		$eHandler = $e.InnerText
-		$lines += "  $eName -> $eHandler"
+		$ct = $e.GetAttribute("callType")
+		$ctStr = if ($ct) { "[$ct]" } else { "" }
+		$lines += "  $eName${ctStr} -> $eHandler"
 	}
 }
 
@@ -491,12 +501,27 @@ if ($cmdsNode) {
 	$cmdLines = @()
 	foreach ($cmd in $cmdsNode.SelectNodes("d:Command", $ns)) {
 		$cName = $cmd.GetAttribute("name")
-		$action = $cmd.SelectSingleNode("d:Action", $ns)
 		$shortcut = $cmd.SelectSingleNode("d:Shortcut", $ns)
-
-		$actionStr = if ($action) { " -> $($action.InnerText)" } else { "" }
 		$scStr = if ($shortcut) { " [$($shortcut.InnerText)]" } else { "" }
 
+		# Collect all Action elements (may have multiple with callType)
+		$actions = $cmd.SelectNodes("d:Action", $ns)
+		if ($actions.Count -gt 1) {
+			$actParts = @()
+			foreach ($a in $actions) {
+				$ct = $a.GetAttribute("callType")
+				$ctStr = if ($ct) { "[$ct]" } else { "" }
+				$actParts += "$($a.InnerText)$ctStr"
+			}
+			$actionStr = " -> $($actParts -join ', ')"
+		} elseif ($actions.Count -eq 1) {
+			$ct = $actions[0].GetAttribute("callType")
+			$ctStr = if ($ct) { "[$ct]" } else { "" }
+			$actionStr = " -> $($actions[0].InnerText)$ctStr"
+		} else {
+			$actionStr = ""
+		}
+
 		$cmdLines += "  $cName$actionStr$scStr"
 	}
 	if ($cmdLines.Count -gt 0) {
@@ -506,6 +531,15 @@ if ($cmdsNode) {
 	}
 }
 
+# --- BaseForm footer ---
+
+if ($isExtension) {
+	$bfVersion = $baseFormNode.GetAttribute("version")
+	$bfStr = if ($bfVersion) { "present (version $bfVersion)" } else { "present" }
+	$lines += ""
+	$lines += "BaseForm: $bfStr"
+}
+
 # --- Truncation protection ---
 
 $totalLines = $lines.Count
diff --git a/.claude/skills/form-validate/SKILL.md b/.claude/skills/form-validate/SKILL.md
index fd301e7a..b781eba8 100644
--- a/.claude/skills/form-validate/SKILL.md
+++ b/.claude/skills/form-validate/SKILL.md
@@ -46,6 +46,10 @@ powershell.exe -NoProfile -File .claude/skills/form-validate/scripts/form-valida
 | 9 | События имеют непустые имена обработчиков | ERROR |
 | 10 | Команды имеют Action (обработчик) | ERROR |
 | 11 | Не более одного MainAttribute | ERROR |
+| 12 | BaseForm: наличие и version (при расширении) | OK / WARN |
+| 13 | callType значения: Before, After, Override | ERROR |
+| 14 | ID расширения >= 1000000 для добавленных attrs/commands | WARN |
+| 15 | callType без BaseForm — некорректная структура | WARN |
 
 ## Вывод
 
@@ -71,8 +75,18 @@ All checks passed.
 
 Код возврата: 0 = все проверки пройдены, 1 = есть ошибки.
 
+### Расширения
+
+При обнаружении `<BaseForm>` автоматически активируются дополнительные проверки:
+- Валидность значений `callType` (Before/After/Override)
+- ID расширения >= 1000000 для добавленных атрибутов и команд
+- Наличие version на `<BaseForm>`
+
+Формы без `<BaseForm>` проверяются только стандартными проверками.
+
 ## Когда использовать
 
 - **После `/form-compile`**: проверить корректность сгенерированной формы
+- **После `/form-edit`**: проверить добавленные элементы, особенно в extension-формах
 - **После ручного редактирования Form.xml**: убедиться что ID уникальны, companions на месте, ссылки валидны
 - **При отладке**: выявить ошибки в структуре формы до сборки EPF
diff --git a/.claude/skills/form-validate/scripts/form-validate.ps1 b/.claude/skills/form-validate/scripts/form-validate.ps1
index 33df9299..c51b8dae 100644
--- a/.claude/skills/form-validate/scripts/form-validate.ps1
+++ b/.claude/skills/form-validate/scripts/form-validate.ps1
@@ -479,6 +479,152 @@ if (-not $stopped) {
 	}
 }
 
+# --- Check 11: Extension-specific validations ---
+
+$baseFormNode = $root.SelectSingleNode("f:BaseForm", $nsMgr)
+$isExtension = ($baseFormNode -ne $null)
+
+if (-not $stopped -and $isExtension) {
+	# 11a. BaseForm version
+	$bfVersion = $baseFormNode.GetAttribute("version")
+	if ($bfVersion) {
+		Report-OK "BaseForm: version=$bfVersion"
+	} else {
+		Report-Warn "BaseForm: version attribute missing"
+	}
+
+	# 11b. callType values validation (Before, After, Override)
+	$validCallTypes = @("Before", "After", "Override")
+	$ctErrors = 0
+	$ctChecked = 0
+
+	# Check form-level events
+	$formEventsNode = $root.SelectSingleNode("f:Events", $nsMgr)
+	if ($formEventsNode) {
+		foreach ($evt in $formEventsNode.SelectNodes("f:Event", $nsMgr)) {
+			$ct = $evt.GetAttribute("callType")
+			if ($ct) {
+				$ctChecked++
+				if ($validCallTypes -notcontains $ct) {
+					Report-Error "Form event '$($evt.GetAttribute('name'))': invalid callType='$ct' (expected: Before, After, Override)"
+					$ctErrors++
+				}
+			}
+		}
+	}
+
+	# Check element-level events
+	foreach ($el in $allElements) {
+		if ($stopped) { break }
+		$eventsNode = $el.Node.SelectSingleNode("f:Events", $nsMgr)
+		if (-not $eventsNode) { continue }
+		foreach ($evt in $eventsNode.SelectNodes("f:Event", $nsMgr)) {
+			$ct = $evt.GetAttribute("callType")
+			if ($ct) {
+				$ctChecked++
+				if ($validCallTypes -notcontains $ct) {
+					Report-Error "[$($el.Tag)] '$($el.Name)' event '$($evt.GetAttribute('name'))': invalid callType='$ct'"
+					$ctErrors++
+				}
+			}
+		}
+	}
+
+	# Check command actions
+	foreach ($cmd in $cmdNodes) {
+		if ($stopped) { break }
+		$cmdName = $cmd.GetAttribute("name")
+		foreach ($action in $cmd.SelectNodes("f:Action", $nsMgr)) {
+			$ct = $action.GetAttribute("callType")
+			if ($ct) {
+				$ctChecked++
+				if ($validCallTypes -notcontains $ct) {
+					Report-Error "Command '$cmdName' Action: invalid callType='$ct'"
+					$ctErrors++
+				}
+			}
+		}
+	}
+
+	if (-not $stopped -and $ctErrors -eq 0 -and $ctChecked -gt 0) {
+		Report-OK "callType values: $ctChecked checked"
+	}
+
+	# 11c. Extension ID ranges — warn if extension-added attrs/commands have id < 1000000
+	# Collect BaseForm attribute names to distinguish added ones
+	$baseAttrNames = @{}
+	$baseCmdNames = @{}
+	$bfNs = New-Object System.Xml.XmlNamespaceManager($xmlDoc.NameTable)
+	$bfNs.AddNamespace("f", "http://v8.1c.ru/8.3/xcf/logform")
+	foreach ($bAttr in $baseFormNode.SelectNodes("f:Attributes/f:Attribute", $bfNs)) {
+		$baName = $bAttr.GetAttribute("name")
+		if ($baName) { $baseAttrNames[$baName] = $true }
+	}
+	foreach ($bCmd in $baseFormNode.SelectNodes("f:Commands/f:Command", $bfNs)) {
+		$bcName = $bCmd.GetAttribute("name")
+		if ($bcName) { $baseCmdNames[$bcName] = $true }
+	}
+
+	$idWarnCount = 0
+	foreach ($attr in $attrNodes) {
+		$aName = $attr.GetAttribute("name")
+		$aId = $attr.GetAttribute("id")
+		if ($aName -and -not $baseAttrNames.ContainsKey($aName) -and $aId) {
+			try {
+				$intId = [int]$aId
+				if ($intId -lt 1000000) {
+					Report-Warn "Attribute '$aName' (id=$aId): extension-added attribute has id < 1000000"
+					$idWarnCount++
+				}
+			} catch {}
+		}
+	}
+
+	foreach ($cmd in $cmdNodes) {
+		$cName = $cmd.GetAttribute("name")
+		$cId = $cmd.GetAttribute("id")
+		if ($cName -and -not $baseCmdNames.ContainsKey($cName) -and $cId) {
+			try {
+				$intId = [int]$cId
+				if ($intId -lt 1000000) {
+					Report-Warn "Command '$cName' (id=$cId): extension-added command has id < 1000000"
+					$idWarnCount++
+				}
+			} catch {}
+		}
+	}
+
+	if (-not $stopped -and $idWarnCount -eq 0) {
+		$extAttrCount = ($attrNodes | Where-Object { -not $baseAttrNames.ContainsKey($_.GetAttribute("name")) }).Count
+		$extCmdCount = ($cmdNodes | Where-Object { -not $baseCmdNames.ContainsKey($_.GetAttribute("name")) }).Count
+		if (($extAttrCount + $extCmdCount) -gt 0) {
+			Report-OK "Extension ID ranges: $extAttrCount attr(s), $extCmdCount cmd(s) — all >= 1000000"
+		}
+	}
+}
+
+# Check callType without BaseForm (structural warning)
+if (-not $stopped -and -not $isExtension) {
+	$callTypeWithoutBase = $false
+	$feNode = $root.SelectSingleNode("f:Events", $nsMgr)
+	if ($feNode) {
+		foreach ($evt in $feNode.SelectNodes("f:Event", $nsMgr)) {
+			if ($evt.GetAttribute("callType")) { $callTypeWithoutBase = $true; break }
+		}
+	}
+	if (-not $callTypeWithoutBase) {
+		foreach ($cmd in $cmdNodes) {
+			foreach ($action in $cmd.SelectNodes("f:Action", $nsMgr)) {
+				if ($action.GetAttribute("callType")) { $callTypeWithoutBase = $true; break }
+			}
+			if ($callTypeWithoutBase) { break }
+		}
+	}
+	if ($callTypeWithoutBase) {
+		Report-Warn "callType attributes found but no BaseForm — possible incorrect structure"
+	}
+}
+
 # --- Summary ---
 
 Write-Host ""