| Abbreviation | Definition |
|---|---|
| MEPCO | Municipal Employer Pension Centre of Ontario |
| MEPCO | Municipal Employer Pension Centre Ontario |
| MPAO | Maldives Pension Administration Office |
| MPDO | Military Pension Division Order |
| MPFS | Multiemployer Pension Funding Study |
| MRCPS | Medical Research Council Pension Scheme |
| MRPS | Maldives Retirement Pension Scheme |
| MSPF | Maryland State Pension Fund |
| NBP | NTR Bharosa Pension |
| NFPS | New Firefighters Pension Scheme |
| NOTAD | Nigeria's Pension Transitional Arrangement Directorate |
| NPCB | Non Pension Cash Benefits |
| NPOI | Non Pension Operating Income |
| NPPC | National Public Pension Coalition |
| NPPC | Net Periodic Pension Cost |
| NPS | National pension scheme |
| NPS | National Pension System |
| NSPRP | Nova Scotia Pension Review Panel |
| OPB | Ontario Pension Board |
| OPSS | Occupational Pension Schemes Survey |