Passed on July 20, 2023 | Muharram 02, 1445 AH
AN ACT GOVERNING THE OBSERVANCE OF REGULAR AND SPECIAL HOLIDAYS IN THE BANGSAMORO AUTONOMOUS REGION IN MUSLIM MINDANAO, AMENDING FOR THE PURPOSE MUSLIM MINDANAO AUTONOMY ACT NO. 17, OTHERWISE KNOWN AS AN ACT RECOGNIZING MUSLIM HISTORICAL AND RELIGIOUS EVENTS AND ALL EXISTING MUSLIM HOLIDAYS IN THE ARMM AND FOR OTHER PURPOSES