DM NO. 1157, S. 2023. EFFECTUAL RECORDS MANAGEMENT: PROPER HANDLING AND SAFE ARCHIVING OF SCHOOL RECORDS Posted on October 20, 2023 by DepEd Mandaluyong Leave a comment DM NO. 1157, S. 2023. EFFECTUAL RECORDS MANAGEMENT: PROPER HANDLING AND SAFE ARCHIVING OF SCHOOL RECORDS Memorandum Numbered