- Macquarie University By-law 2005
- Major Events Regulation 2017
- Mandatory Disease Testing Regulation 2022
- Marine Estate Management (Management Rules) Regulation 1999
- Marine Estate Management Regulation 2017
- Marine Pollution Regulation 2024
- Marine Safety Regulation 2016
- Meat Industry (Meat Industry Levy) Regulation 2016
- Mental Health and Cognitive Impairment Forensic Provisions Regulation 2021
- Mental Health Regulation 2019
- Mine and Petroleum Site Safety (Cost Recovery) Regulation 2019
- Mining Regulation 2016
- Moira Board of Management (General) By-law 1989
- Motor Accident Injuries (Indexation) Order 2017
- Motor Accident Injuries Regulation 2017
- Motor Accidents Compensation (Determination of Loss) Order 2009
- Motor Accidents Compensation Regulation 2020
- Motor Accidents (Determination of Non-Economic Loss) Order 2009
- Motor Accidents (Lifetime Care and Support) Regulation 2020
- Motor Dealers and Repairers Regulation 2014
- Motor Sports Events Regulation 2022
- Motor Vehicle Sports (Public Safety) Regulation 2015
- Motor Vehicles Taxation Regulation 2016
- Museum of Applied Arts and Sciences Regulation 2017
- Museums of History NSW Regulation 2022
- Mutual Recognition (Automatic Licensed Occupations Recognition) Regulation 2021
- Mutual Recognition (New South Wales) Temporary Exemptions Regulation 2022