diff --git a/.claude/skills/skd-compile/scripts/skd-compile.ps1 b/.claude/skills/skd-compile/scripts/skd-compile.ps1
index c25cdf5d..2045541e 100644
--- a/.claude/skills/skd-compile/scripts/skd-compile.ps1
+++ b/.claude/skills/skd-compile/scripts/skd-compile.ps1
@@ -1,4 +1,4 @@
-# skd-compile v1.87 — Compile 1C DCS from JSON
+# skd-compile v1.88 — Compile 1C DCS from JSON
 # Source: https://github.com/Nikolay-Shirokov/cc-1c-skills
 param(
 	[string]$DefinitionFile,
@@ -1468,6 +1468,8 @@ function Emit-EmptyValue {
 
 	if ($valueListAllowed) { return }
 	$t = if ($null -eq $type) { "" } else { "$type" }
+	# Нормализация: убираем префикс xs: (валидный для valueType из decompile/DSL)
+	$tBare = if ($t -match '^xs:(.+)$') { $matches[1] } else { $t }
 	$pf = $tagPrefix
 
 	if ($t -eq "") {
@@ -1478,13 +1480,13 @@ function Emit-EmptyValue {
 		X "$indent`t<v8:startDate>0001-01-01T00:00:00</v8:startDate>"
 		X "$indent`t<v8:endDate>0001-01-01T00:00:00</v8:endDate>"
 		X "$indent</${pf}value>"
-	} elseif ($t -match '^string') {
+	} elseif ($tBare -match '^string') {
 		X "$indent<${pf}value xsi:type=`"xs:string`"/>"
-	} elseif ($t -match '^(date|time)') {
+	} elseif ($tBare -match '^(date|time)') {
 		X "$indent<${pf}value xsi:type=`"xs:dateTime`">0001-01-01T00:00:00</${pf}value>"
-	} elseif ($t -match '^decimal') {
+	} elseif ($tBare -match '^decimal') {
 		X "$indent<${pf}value xsi:type=`"xs:decimal`">0</${pf}value>"
-	} elseif ($t -eq "boolean") {
+	} elseif ($tBare -eq "boolean") {
 		X "$indent<${pf}value xsi:type=`"xs:boolean`">false</${pf}value>"
 	} else {
 		# Ref types or unknown — safe nil
diff --git a/.claude/skills/skd-compile/scripts/skd-compile.py b/.claude/skills/skd-compile/scripts/skd-compile.py
index b8f5ea43..2789582a 100644
--- a/.claude/skills/skd-compile/scripts/skd-compile.py
+++ b/.claude/skills/skd-compile/scripts/skd-compile.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# skd-compile v1.87 — Compile 1C DCS from JSON
+# skd-compile v1.88 — Compile 1C DCS from JSON
 # Source: https://github.com/Nikolay-Shirokov/cc-1c-skills
 import argparse
 import json
@@ -1010,6 +1010,8 @@ def emit_empty_value(lines, type_str, indent, tag_prefix='', value_list_allowed=
     if value_list_allowed:
         return
     t = type_str or ''
+    # Нормализация: убираем префикс xs: (валидный для valueType из decompile/DSL)
+    t_bare = t[3:] if t.startswith('xs:') else t
     pf = tag_prefix
 
     if t == '':
@@ -1020,13 +1022,13 @@ def emit_empty_value(lines, type_str, indent, tag_prefix='', value_list_allowed=
         lines.append(f'{indent}\t<v8:startDate>0001-01-01T00:00:00</v8:startDate>')
         lines.append(f'{indent}\t<v8:endDate>0001-01-01T00:00:00</v8:endDate>')
         lines.append(f'{indent}</{pf}value>')
-    elif re.match(r'^string', t):
+    elif re.match(r'^string', t_bare):
         lines.append(f'{indent}<{pf}value xsi:type="xs:string"/>')
-    elif re.match(r'^(date|time)', t):
+    elif re.match(r'^(date|time)', t_bare):
         lines.append(f'{indent}<{pf}value xsi:type="xs:dateTime">0001-01-01T00:00:00</{pf}value>')
-    elif re.match(r'^decimal', t):
+    elif re.match(r'^decimal', t_bare):
         lines.append(f'{indent}<{pf}value xsi:type="xs:decimal">0</{pf}value>')
-    elif t == 'boolean':
+    elif t_bare == 'boolean':
         lines.append(f'{indent}<{pf}value xsi:type="xs:boolean">false</{pf}value>')
     else:
         # Ref types or unknown — safe nil
diff --git a/.claude/skills/skd-decompile/scripts/skd-decompile.ps1 b/.claude/skills/skd-decompile/scripts/skd-decompile.ps1
index 396e5bc6..4d94673f 100644
--- a/.claude/skills/skd-decompile/scripts/skd-decompile.ps1
+++ b/.claude/skills/skd-decompile/scripts/skd-decompile.ps1
@@ -1868,12 +1868,21 @@ function Build-DataParameters {
 		# Compare to top-level default
 		if ($tp -and $tp.valueDisplay -ne $vDisplay) { $canAuto = $false }
 		if (-not $tp) { $canAuto = $false }   # extra param not in top-level
-		# Object form требуется если есть viewMode / userSettingPresentation / StandardPeriod-с-датами
-		if ($stdPeriodObj -or $vmN -or $uspN) {
+		# Empty xs:string + use=false — оригинальный placeholder для disabled-параметра
+		# (используется для типа DateTime в settings; см. АнализПлановыхНачислений @1506).
+		# Сохраняем явный valueType чтобы compile эмитил <value xsi:type="xs:string"/>
+		# вместо xsi:nil.
+		$isEmptyStringPlaceholder = ($vt -eq 'string') -and (-not $valNode.InnerText) -and ($use -eq 'false')
+		if ($isEmptyStringPlaceholder) { $canAuto = $false }
+		# Object form требуется если есть viewMode / userSettingPresentation / StandardPeriod-с-датами / xs:string-placeholder
+		if ($stdPeriodObj -or $vmN -or $uspN -or $isEmptyStringPlaceholder) {
 			$obj = [ordered]@{ parameter = $pn }
 			if ($stdPeriodObj) {
 				$obj['value'] = $stdPeriodObj
 				# valueType не нужен — compile определит StandardPeriod по value.variant
+			} elseif ($isEmptyStringPlaceholder) {
+				$obj['value'] = ''
+				$obj['valueType'] = 'xs:string'
 			} elseif ($null -ne $vDisplay -and $vDisplay -ne '') {
 				# Конвертация для типизированных значений (compile различает по типу JSON)
 				if ($vt -eq 'boolean') { $obj['value'] = ($vDisplay -eq 'true') }