Monthdate - any calendar dateMonth(“3/19/2014”) returns 3. This example assumes that the operating system date format is set to MM/DD/YYYY.Month(Payment) returns 3, where Payment contains March 19, 2014. (The Payment field must be of type date.)“Bill Due by: ” & Date(Month(DateSold) + 1;Day(DateSold);Year(DateSold)) returns Bill Due by: followed by a value that is one month later than DateSold.