The Domestic Tax Department is the arm of the Benin Revenue responsible for the assessing collecting, enforcing and auditing all domestic revenues including property tax. Major kind of taxes collected include taxes on personal and business income, taxes on goods and services, excise tax, real property tax as well as other obligatory payments such as professional fees.
The Domestic Tax Department is headed by a Commissioner. The Department consists of three Divisions and three direct report Sections:
| No. | Tax Business Office | Region | County |
|---|---|---|---|
| 1 | Buchanan Tax Business Office | Eastern Region | Grand Bassa |
| 2 | Harper Tax Business Office | Eastern Region | Maryland |
| 3 | Zwedru Tax Business Office | Eastern Region | Grand Gedeh |
| 4 | Webbo Tax Business Office | Eastern Region | River Gee |
| 5 | Greenville/Juarzon Tax Business Office | Eastern Region | Sinoe |
| 6 | Tappita Tax Business Office | Eastern Region | Nimba |
| 7 | Grand Kru Tax Business Office | Eastern Region | Grand Kru |
| 8 | Ganta Tax Business Office | Eastern Region | Nimba |
| 9 | Sanniquellie Tax Business Office | Eastern Region | Nimba |
| 10 | Gbarnga Tax Business Office | Eastern Region | Bong |
| 11 | Rivercess Tax Business Office | Eastern Region | Rivercess |
| 12 | Bensonville Tax Business Office | Western Region | Montserrado |
| 13 | Marshall Tax Business Office | Western Region | Margibi |
| 14 | Bomi Tax Business Office | Western Region | Bomi |
| 15 | Cape Mount Tax Business Office | Western Region | Grand Cape Mt |
| 16 | Kakata/Salala Tax Business Office | Western Region | Margibi |
| 17 | Kolahun/Foya Tax Business Office | Western Region | Lofa |
| 18 | Bopolu/Gbarma Tax Business Office | Western Region | Gbarpolu |
| Voinjama/Zorzor Tax Business Office | Western Region | Lofa |