February 22, 2023 D.M. #061, S. 2023 -DISSEMINATION OF NATIONAL BUDGET CIRCULAR NO. 563, S. 2016 DATED APRIL 22, 2016 (Guidelines on Participation of Government Officials and Employees in Conventions, Seminars, Conference, Symposia, and Similar Non-Training Gathering Sponsored by Non-Government Organization or Private Institutions)