• MC 019-2023: Establishment of Formal Arrangements between AIS and All its Data Originators
• MC 017-2023 Streamlined Procedures and Requirements for the Renewal of Pilot Licenses
• MC No. 016-2023 Accomplished PCAR Part 7 Compliance Checklist Requirement for all Philippine Registered Aircraft
• MC No. 015-2023 Amendment to Philippine Civil Aviation Regulations Annex 6, Amendment 47
• MC No. 014-2023 Adoption of ICAO Annex 13, Amendment 17 to the Philippine Civil Aviation Regulations Parts 1 and 13
• MC No. 013-2023 Guidelines on Movement of Aircraft during Inclement Weather
• MC No. 006-2023 Amendment to the Fourth Issue of Philippine Civil Aviation Regulations – Air Navigation Services Part 15 Aeronautical Information Services
• MC No. 001-2023 Amendment to Philippine Civil Aviation Regulations – Air Navigation Services (CAR-ANS) Part 9 for the Adoption of Amendment 91 to ICAO Annex 10 Volume IV – Aeronautical Telecommunications Governing Surveillance Radar Systems
• MC No. 005-2023 Mandatory Processing of All Documentary and Security Requirements of Passengers at CAAP-Operated Airports
• MC No. 004-2023 Amendments to Philippine Civil Aviation Regulations Part 7 Incorporating ICAO Annex 6 Part 1 Amendments 40 and 48 RE: Location of an Airplane in Distress
• MC No. 003-2023 Amendment to PCAR Part 3.3.7- Training Facilities, Equipment and Material for Air Traffic Controller, Flight Operations Officer and Aeronautical Station