Sen. Lacson sponsored the budget of the Department of National Defense for 2021, amounting to P215.705 billion. This includes P1.3B for the Government Arsenal, P139.7M for the National Defense College of the Philippines, P1.25B for the Office of Civil Defense, P842.4M for the Philippine Veterans Affairs Office, and P2.177B for the Veterans Memorial Medical Center; and P209B for the AFP.