1. OP Memorandum Circular No. 76 dated March 13, 2020, "Enjoining All Sectors to Support, Cooperate with, and Provide Assistance to the Philippine Statistics Authority to Ensure the Successful Conduct of the 2020 Census of Population and Housing." 2. OP Proclamation No. 928 dated March 13, 2020, "Declaring May 2020 as National Census Month." 3. OP Proclamation No. 929 dated March 16, 2020, "Declaring a State of Calamity throughout the Philippines Due to Corona Virus Disease 2019."
