| Abbreviation | Definition |
|---|---|
| RE | About |
| Re: | About |
| RECA | Radiation Exposure Compensation Act |
| RECA | The Radiation Exposure Compensation Act |
| REDA | Retaliatory Employment Discrimination Act |
| REPA | Report of External Professional Activities |
| RESPA | A Real Estate Securities Procurement Act |
| RESPA | Real Estate Securities Procurement Act |
| RESPA | Real Estate Settlement Practices Act |
| RESPA | Real Estate Settlement Procedure Act |
| RESPA | Real Estate Settlement Procedures Act |
| RESPA | Real Estate Settlement Proceedures Act |
| RESPA | Respareal Estate Settlement Procedures Act |
| RESPA | The Real Estate Settlement And Procedures Act |
| RESPA | The Real Estate Settlement Procedure Act |
| Rev’d | Reversed |
| Revd | Reversed |
| RFRA | Religious Freedom Restoration Act |
| RG | Registro Geral |
| RGRK | Reichsgerichtsrätekommentar |