Private Sub EndDate_BeforeUpdate(Cancel As Integer)
If DateValue(Me.EndDate.Value) < DateValue(Me.StartDate) Then
Cancel = True
MsgBox "End date cannot be before start date!", vbCritical, ""
End If
if me.enddate > dateadd("yyyy",1,me.StartDate) then
Cancel = True
MsgBox "End date cannot 1 Year after Start date!", vbCritical, ""
end if
End Sub