Postal Bulletin 22230A > Finance > Forever Stamp Stock Revaluation Instructions > Contract Postal Units
Contract postal units (CPUs) that submit a daily PS Form 1412 to a host Post Office must increase the value of each Forever Stamp booklet in their inventory as follows:
Note: CPUs with Contract Access Retail System (CARS) do not need to revalue the Forever Stamp quantities in their inventory. CARS will automatically change the price, and the CPU will sell the stamp for the new price on May 12th.