diff --git a/eng/scripts/Update-Mgmt-CI.ps1 b/eng/scripts/Update-Mgmt-CI.ps1
deleted file mode 100644
index 94649e3fb529..000000000000
--- a/eng/scripts/Update-Mgmt-CI.ps1
+++ /dev/null
@@ -1,100 +0,0 @@
-. (Join-Path $PSScriptRoot automation GenerateAndBuildLib.ps1)
-
-$packagesPath = "$PSScriptRoot/../../sdk"
-
-$track2MgmtDirs = Get-ChildItem -Path "$packagesPath" -Directory -Recurse -Depth 1 | Where-Object { $_.Name -match "(Azure.ResourceManager.)" -and $(Test-Path("$($_.FullName)/src")) }
-$newLine = [Environment]::NewLine
-function Update-CIFile() {
-    param(
-        [string]$mgmtCiFile = ""
-    )
-
-    $shouldRemove = $false
-
-    $content = Get-Content $mgmtCiFile -Raw
-
-    if ($content -match "(?s)ServiceDirectory:\s*(?<sd>[^$newLine]+).*-\s*name:\s*(?<p>[^$newLine]+)")
-    {
-        $serviceDirectory = $matches["sd"]
-        $packageName = $matches["p"]
-    }
-    else {
-        Write-Error "Could not parse out the service directory and package from $mgmtCiFile, so skipping."
-        return
-    }
-
-    $relServiceDir = "sdk/$serviceDirectory"
-    $relPackageDir = "$relServiceDir/$packageName/"
-    $prtriggers = @"
-pr:
-  branches:
-    include:
-    - main
-    - feature/*
-    - hotfix/*
-    - release/*
-  paths:
-    include:
-    - $relServiceDir/ci.mgmt.yml
-    - $relPackageDir
-"@
-
-    $content = $content -replace "(?s)pr:[^$newLine]*($newLine([ ]+[^$newLine]*|))*", "$prtriggers$newLine$newLine"
-    $content = $content -replace "(?s)trigger:[^$newLine]*($newLine([ ]+[^$newLine]*|))*", "trigger: none$newLine"
-
-    if ($content -notmatch "LimitForPullRequest: true")
-    {
-        $content = $content -replace "(.*)Artifacts:", "`$1LimitForPullRequest: true$newLine`$1Artifacts:"
-    }
-
-    Set-Content -Path $mgmtCiFile $content -NoNewline
-
-
-    $ciFile = $mgmtCiFile.Replace("ci.mgmt", "ci")
-
-    if (Test-Path $ciFile)
-    {
-        $ciContent = Get-Content $ciFile -Raw
-
-        $ciContent = $ciContent -replace "(?s)(paths:$newLine(\s+)include:$newLine(?:\s+-[^$newLine]*$newLine)*(?:\s+-\s+$relServiceDir/?$newLine)(?:\s+-[^$newLine]*$newLine)*)(?!\s+exclude:)", "`$1`$2exclude:$newLine`$2- $relPackageDir$newLine"
-
-        Set-Content -Path $ciFile $ciContent -NoNewline
-    }
-}
-
-#update all Azure.ResourceManager libraries to use the new pattern for ci
-Write-Host "Update mgmt sub clients ci.mgmt.yml"
-foreach($mgmtDir in $track2MgmtDirs) {
-    $curDirectory = $mgmtDir.FullName
-    $mgmtCiFile = "$curDirectory/../ci.mgmt.yml"
-    $ciFile = "$curDirectory/../ci.yml"
-    $serviceDirectory = "$mgmtDir/.."
-
-    if(Test-Path $mgmtCiFile) {
-        Update-CIFile -mgmtCiFile $mgmtCiFile
-    }
-    else {
-        #may have added ci.yml instead
-        if(Test-Path $ciFile) {
-            Copy-Item $ciFile $mgmtCiFile
-            Update-CIFile -mgmtCiFile $mgmtCiFile
-        }
-    }
-
-    if(Test-Path $ciFile) {
-        #check for orphaned ci.yml files
-        #if this service directory only has mgmt plane ci.yml should not be there
-        $mgmtDirCount = (Get-ChildItem -Path "$serviceDirectory" -Directory | Where-Object { $_.Name -match "(Azure.ResourceManager.)" }).Length
-        $totalDirCount = (Get-ChildItem -Path "$serviceDirectory" -Directory).Length
-
-        if($mgmtDirCount -eq $totalDirCount) {
-            Write-Host "Removing $ciFile"
-            Remove-Item $ciFile
-        }
-    }
-}
-
-Write-Host "Updating mgmt core client ci.mgmt.yml"
-#add path for each mgmt library into Azure.ResourceManager
-RegisterMgmtSDKToMgmtCoreClient -packagesPath $packagesPath
-
diff --git a/eng/scripts/automation/GenerateAndBuildLib.ps1 b/eng/scripts/automation/GenerateAndBuildLib.ps1
index 1f726325dc57..0aeb751f5140 100644
--- a/eng/scripts/automation/GenerateAndBuildLib.ps1
+++ b/eng/scripts/automation/GenerateAndBuildLib.ps1
@@ -720,10 +720,6 @@ function GeneratePackage()
     }
 
     if ($isGenerateSuccess) {
-        # update resourcemanager ci.mgmt.yml for mgmt sdk
-        if ($serviceType -eq "resource-manager") {
-            & $sdkRootPath/eng/scripts/Update-Mgmt-CI.ps1
-        }
         # Build project when successfully generated the code
         Write-Host "Start to build sdk project: $srcPath"
         dotnet build $srcPath /p:RunApiCompat=$false