| Abbreviation | Description | Abbreviation | Description |
|---|
| MCPL | Montgomery County Public Libraries | OZAH | Office of Zoning and Administrative Hearings |
| MCPS | Montgomery County Public Schools | PAYGO | Pay-As-You-Go Financing |
| MCT | Montgomery Community Television | PDF | Project Description Form |
| MFD | Minority, Female, and Disabled | PEG | Public, Educational, and Governmental Cable Programming |
| MHI | Montgomery Housing Initiative | PEPCO | Potomac Electric Power Company |
| MLS | Management Leadership Service | PILOT | Payment in Lieu of Taxes |
| M-NCPPC | Maryland-National Capital Park and Planning Commission | PIO | Office of Public Information |
| MOU | Memorandum of Understanding | PLAR | Planned Lifecycle Asset Replacement |
| MPDU | Moderately Priced Dwelling Unit | PLD | Parking Lot District |
| MSPB | Merit System Protection Board | POR | Program of Requirements |
| MTA | Maryland Transit Administration | PRO | Office of Procurement |
| NACo | National Association of Counties | PSCC | Public Safety Communications Center |
| NDA | Non-Departmental Account | PSP | Public Services Program |
| NOAH | National Opportunities for Affordable Housing | PSTA | Public Safety Training Academy |
| NTS | Non-Tax Supported | REC | Department of Recreation |
| OAG | Office of Agriculture | RMS | Records Management System |
| OAS | Office of Animal Services | RRF | Resource Recovery Facility |
| OBI | Operating Budget Impact | RSP | Retirement Savings Plan |
| OCA | Office of the County Attorney | SAG | Spending Affordability Guidelines |
| OCP | Office of Consumer Protection | SBAP | Small Business Assistance Program |
| OFSR | Office of Food Systems Resilience | SHA | State Highway Administration |
| OGM | Office of Grants Management | SWM | Stormwater Management |
| OHR | Office of Human Resources | TEBS | Department of Technology and Enterprise Business Solutions |
| OIG | Office of the Inspector General | TMC | Transportation Management Center |
| OIR | Office of Intergovernmental Relations | TMD | Transportation Management District |
| OEMHS | Office of Emergency Management and Homeland Security | TS | Tax Supported |
| OLO | Office of Legislative Oversight | WMATA | Washington Metropolitan Area Transit Authority |
| OLR | Office of Labor Relations | WQPB | Water Quality Protection Bond |
| OMB | Office of Management and Budget | WQPC | Water Quality Protection Charge |
| OPEB | Other Post Employment Benefits | WSM | WorkSource Montgomery |
| ORESJ | Office of Racial Equity and Social Justice | WSSC | WSSC Water |
| OSHA | Occupational Safety and Health Administration | WSTC | Washington Suburban Transit Commission |
| WY | Work Year | | |