Rank Insignia
| INSIGNIA |
| |||
| 01 | Tonga Fire & Emergency Commissioner (CEO) | |||
| 02 | 
| Deputy Fire Commissioner (DFC) | ||
| 03 |  | Fire Commander (FC) | ||
| 04 | Assistant Fire Commander (AFC) | |||
| 05 |  | Fire Officer (FO) | ||
| 06 | Cadet Officer (CO) | |||
| 07 |  | Senior Fire Fighter (SFF) | ||
| 08 |
 | Principle Fire Fighter (PFF) | ||
| 09 |  | Leading Fire Fighter (LFF)
| ||
| 10 |  | Fire Fighter (FF) / Recruit Fire Fighter (RFF) | ||