REVENUE MEMORANDUM CIRCULAR NO. 18-2006 issued on March 24, 2006 notifies the damage of one (1) pad of unused BIR Form No. 2524 – Revenue Official Receipt (ROR) with Serial Numbers ROR200501596951 to ROR200501597000.

     Said forms, which were reported damaged by Mr. Wennie C. Chan of RR No. 9, San Pablo City, have been cancelled and all official transactions involving the use thereof are considered invalid.