diff --git a/CHANGELOG.md b/CHANGELOG.md
index b43777b491..958ddb0f81 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,13 +2,17 @@
 
 # UNRELEASED
 
+* AADRoleEligibilityScheduleRequest
+  * Fixed incorrect subclass MSFT_AADRoleEligibilityScheduleRequestScheduleRecurrenceRange for range property
+    FIXES [#3847](https://github.com/microsoft/Microsoft365DSC/issues/3847)
 * IntuneDeviceEnrollmentStatusPageWindows10
   * Fix typo in the catch of Update-DeviceEnrollmentConfigurationPriority
-  Fixes [#3442](https://github.com/microsoft/Microsoft365DSC/issues/3442)
-
+    FIXES [#3442](https://github.com/microsoft/Microsoft365DSC/issues/3442)
 * M365DSCDRGUTIL
   * Fix an issue where temporary parameters were not renamed during recursive call causing a Model Validation error during creation or update of a Graph resource
-    Fixes [#3582](https://github.com/microsoft/Microsoft365DSC/issues/3582)
+    FIXES [#3582](https://github.com/microsoft/Microsoft365DSC/issues/3582)
+* MISC
+  * Added a QA check to test if all used subclasses actually exist in the MOF schema.
 
 # 1.23.1108.1
 
diff --git a/Modules/Microsoft365DSC/DSCResources/MSFT_AADRoleEligibilityScheduleRequest/MSFT_AADRoleEligibilityScheduleRequest.schema.mof b/Modules/Microsoft365DSC/DSCResources/MSFT_AADRoleEligibilityScheduleRequest/MSFT_AADRoleEligibilityScheduleRequest.schema.mof
index be1c792e30..106add50dd 100644
--- a/Modules/Microsoft365DSC/DSCResources/MSFT_AADRoleEligibilityScheduleRequest/MSFT_AADRoleEligibilityScheduleRequest.schema.mof
+++ b/Modules/Microsoft365DSC/DSCResources/MSFT_AADRoleEligibilityScheduleRequest/MSFT_AADRoleEligibilityScheduleRequest.schema.mof
@@ -1,5 +1,5 @@
 [ClassVersion("1.0.0")]
-class MSFT_AADRoleEligibilityScheduleRequestScheduleRange
+class MSFT_AADRoleEligibilityScheduleRequestScheduleRecurrenceRange
 {
     [Required, Description("The date to stop applying the recurrence pattern. Depending on the recurrence pattern of the event, the last occurrence of the meeting may not be this date.")] String endDate;
     [Write, Description("The number of times to repeat the event. Required and must be positive if type is numbered.")] UInt32 numberOfOccurrences;
diff --git a/Tests/QA/Microsoft365DSC.Resources.Tests.ps1 b/Tests/QA/Microsoft365DSC.Resources.Tests.ps1
index 445ae5a0bf..529e7530e5 100644
--- a/Tests/QA/Microsoft365DSC.Resources.Tests.ps1
+++ b/Tests/QA/Microsoft365DSC.Resources.Tests.ps1
@@ -104,9 +104,35 @@ Describe -Name "Check schema for resource '<ResourceName>'" -ForEach $schemaFile
     }
 
     It 'Schema should have a Key parameter' {
-        $schema = Get-MofSchemaObject -FileName $FullName 
-        $attributes = ($schema | Where-Object { [String]::IsNullOrEmpty($_.FriendlyName) -eq $false }).Attributes
+        $mofSchemas = Get-MofSchemaObject -FileName $FullName
+        $attributes = ($mofSchemas | Where-Object { [String]::IsNullOrEmpty($_.FriendlyName) -eq $false }).Attributes
         $keyCount = ($attributes | Where-Object { $_.State -eq 'Key' }).Count
         $keyCount | Should -BeGreaterThan 1
     }
+
+    It 'Schema should contain an instance of all used subclasses' {
+        $mofSchemas = Get-MofSchemaObject -FileName $FullName
+
+        $errors = 0
+
+        $availableClasses = $mofSchemas.ClassName | Where-Object -FilterScript { $_ -ne $ResourceName }
+
+        foreach ($mofSchema in $mofSchemas)
+        {
+            foreach ($attribute in $mofSchema.Attributes)
+            {
+                if ([String]::IsNullOrEmpty($attribute.EmbeddedInstance) -eq $false -and $attribute.EmbeddedInstance -ne "MSFT_Credential")
+                {
+                    if ($attribute.EmbeddedInstance -notin $availableClasses)
+                    {
+                        Write-Host "[ERROR] Property $($attribute.Name) in class $($mofSchema.ClassName) / Specified EmbeddedInstance: $($attribute.EmbeddedInstance) not found!" -ForegroundColor Red
+                        $errors++
+                    }
+                }
+            }
+        }
+
+        $errors | Should -Be 0
+    }
+
 }