» Delete all macros in a workbook/document using VBA in Microsoft Excel

VBA macro tip contributed by Erlandsen Data Consulting offering Microsoft Excel Application development, template customization, support and training solutions When you want to delete all macros from a workbook or document you can use the macro below.
The procedure can be used in both Excel and Word without any editing.

Sub RemoveAllMacros(objDocument As Object)
' deletes all VBProject components from objDocument
' removes the code from built-in components that can't be deleted
' use like this: RemoveAllMacros ActiveWorkbook ' in Excel
' or like this: RemoveAllMacros ActiveWorkbookDocument ' in Word
' requires a reference to the 
' Microsoft Visual Basic for Applications Extensibility library
Dim i As Long, l As Long
    If objDocument Is Nothing Then Exit Sub
    i = 0
    On Error Resume Next
    i = objDocument.VBProject.VBComponents.Count
    On Error GoTo 0
    If i < 1 Then ' no VBComponents or protected VBProject
        MsgBox "The VBProject in " & objDocument.Name & _ 
            " is protected or has no components!", _
            vbInformation, "Remove All Macros"
        Exit Sub
    End If
    With objDocument.VBProject
        For i = .VBComponents.Count To 1 Step -1
            On Error Resume Next
            .VBComponents.Remove .VBComponents(i) 
            ' delete the component
            On Error GoTo 0
        Next i
    End With
    With objDocument.VBProject
        For i = .VBComponents.Count To 1 Step -1
            l = 1
            On Error Resume Next
            l = .VBComponents(i).CodeModule.CountOfLines
            .VBComponents(i).CodeModule.DeleteLines 1, l 
            ' clear lines
            On Error GoTo 0
        Next i
    End With
End Sub