Maybe try Select Case?
me.Points= IIF([fieldNumberOfHours] > 15, 5, IIF([fieldNumberOfHours] > 12, 4, IIF([fieldNumberOfHours] > 9, 4, IIF([fieldNumberOfHours] > 6, 3, IIF([fieldNumberOfHours] > 3, 2, 1)))))
Select Case [fieldNumberOfHours]
Case Is > 15
Me.Points = 5
Case Is >...