diff --git a/eng/common/scripts/Helpers/DevOps-WorkItem-Helpers.ps1 b/eng/common/scripts/Helpers/DevOps-WorkItem-Helpers.ps1
index 9a46e2c126f1..cd91bbbfe93e 100644
--- a/eng/common/scripts/Helpers/DevOps-WorkItem-Helpers.ps1
+++ b/eng/common/scripts/Helpers/DevOps-WorkItem-Helpers.ps1
@@ -1015,3 +1015,61 @@ function UpdateValidationStatus($pkgvalidationDetails, $BuildDefinition, $Pipeli
     Write-Host "[$($workItem.id)]$LanguageDisplayName - $pkgName($versionMajorMinor) - Updated"
     return $true
 }
+
+
+function Get-LanguageDevOpsName($LanguageShort)
+{
+    switch ($LanguageShort.ToLower()) 
+    {
+        "net" { return "Dotnet" }
+        "js" { return "JavaScript" }
+        "java" { return "Java" }
+        "go" { return "Go" }
+        "python" { return "Python" }
+        default { return $null }
+    }
+}
+
+function Get-ReleasePlanForPackage($packageName)
+{
+    $devopsFieldLanguage = Get-LanguageDevOpsName -LanguageShort $LanguageShort
+    if (!$devopsFieldLanguage)
+    {
+        Write-Host "Unsupported language to check release plans, language [$LanguageShort]"
+        return $null
+    }
+
+    $prStatusFieldName = "SDKPullRequestStatusFor$($devopsFieldLanguage)"
+    $packageNameFieldName = "$($devopsFieldLanguage) Package Name"
+    $fields = @()
+    $fields += "System.ID"
+    $fields += "System.State"
+    $fields += "System.AssignedTo"
+    $fields += "System.Parent"
+    $fields += "System.Tags"
+
+    $fieldList = ($fields | ForEach-Object { "[$_]"}) -join ", "
+    $query = "SELECT ${fieldList} FROM WorkItems WHERE [Work Item Type] = 'Release Plan' AND [${packageNameFieldName}] = '${packageName}'"
+    $query += " AND [${prStatusFieldName}] = 'merged'"
+    $query += " AND [System.State] IN ('In Progress') ORDER BY [System.CreatedDate]"
+    $workItems = Invoke-Query $fields $query
+    return $workItems
+}
+
+function Update-ReleaseStatusInReleasePlan($releasePlanWorkItemId, $status, $version)
+{  
+    $devopsFieldLanguage = Get-LanguageDevOpsName -LanguageShort $LanguageShort
+    if (!$devopsFieldLanguage)
+    {
+        Write-Host "Unsupported language to check release plans, language [$LanguageShort]"
+        return $null
+    }
+
+    $fields = @()
+    $fields += "`"ReleaseStatusFor$($devopsFieldLanguage)=$status`""
+    $fields += "`"ReleasedVersionFor$($devopsFieldLanguage)=$version`""
+
+    Write-Host "Updating Release Plan [$releasePlanWorkItemId] with status [$status] for language [$LanguageShort]."
+    $workItem = UpdateWorkItem -id $releasePlanWorkItemId -fields $fields
+    Write-Host "Updated release status for [$LanguageShort] in Release Plan [$releasePlanWorkItemId]"
+}
\ No newline at end of file
diff --git a/eng/common/scripts/Mark-ReleasePlanCompletion.ps1 b/eng/common/scripts/Mark-ReleasePlanCompletion.ps1
new file mode 100644
index 000000000000..c8998dbc124f
--- /dev/null
+++ b/eng/common/scripts/Mark-ReleasePlanCompletion.ps1
@@ -0,0 +1,56 @@
+param(    
+    [Parameter(Mandatory = $true)]
+    [string]$PackageName,
+
+    [Parameter(Mandatory = $true)]
+    [string]$PackageVersion,
+    
+    [Parameter(Mandatory = $false)]
+    [int]$MaxCount = 5
+)
+
+<#
+.SYNOPSIS
+    Marks release plan completion by identifying pull requests that changed files in a given path.
+
+.DESCRIPTION
+    This script helps to mark release plan completion by finding the active release plans for a package name
+
+.PARAMETER PackageName
+    The package name being released (required)
+
+.PARAMETER PackageVersion
+    The package version being released (required)
+
+.PARAMETER MaxCount
+    Maximum number of recent pull request merges to check (default: 5)
+
+#>
+
+Set-StrictMode -Version 3
+. (Join-Path $PSScriptRoot common.ps1)
+. (Join-Path $PSScriptRoot Helpers DevOps-WorkItem-Helpers.ps1)
+
+$AzureDevOpsOrganization = "azure-sdk"
+$AzureDevOpsProject = "Release"
+# Check Azure DevOps Release Plan work items if LanguageShort is available
+Write-Host "Checking active release plan work items for package: $PackageName"
+$workItems = Get-ReleasePlanForPackage $PackageName
+if(!$workItems)
+{
+    Write-Host "No active release plans found for package name: $PackageName."
+    exit 0
+}
+
+$activeReleasePlan = $workItems
+if($workItems.Count -gt 1 -and ($workItems -is [System.Array]))
+{    
+    $concatenatedIds = ($workItems | Select-Object -ExpandProperty id) -join ','
+    Write-Host "Multiple release plans found for package name: $PackageName with work item IDs: $concatenatedIds. Using the first release plan to update release status."
+    $activeReleasePlan = $workItems[0]
+}
+# Update release status
+Write-Host "Release plan work item ID: $($activeReleasePlan["id"])"
+Write-Host "Marking release completion for package, name: $PackageName version: $PackageVersion"
+Update-ReleaseStatusInReleasePlan $activeReleasePlan.id "Released" $PackageVersion
+Write-Host "Successfully marked release completion for package, name: $PackageName version: $PackageVersion."