If the acknowledgment does show the date of the contribution and meets the other tests just described, you do not need any other records.taxmap/pubs/p526-006.htm#en_us_publink100049788Payroll deductions.(p19)If you make a contribution by payroll deduction and your employer withheld $250 or more from a single paycheck, you must keep: A pay stub, Form W-2, or other document furnished by your employe