| Country | Nigeria |
| Type of document | Law |
| Relevant indicator (s) | 2, 3 and 4 |
| Document Year | 1995 |
| Language | English |
| Source | Nigerian Investment Promotion Commission |
| Country | Nigeria |
| Type of document | Law |
| Relevant indicator (s) | 2, 3 and 4 |
| Document Year | 1999 |
| Language | English |
| Source | Energy Commission of Nigeria |
| Country | Nigeria |
| Type of document | Law |
| Relevant indicator (s) | 1 and 2 |
| Document Year | 1979 |
| Language | English |
| Source | Energy Commission of Nigeria |
| Additional Information | amended in 1989 |
| Country | Nigeria |
| Type of document | Other |
| Relevant indicator (s) | 1 |
| Document Year | 2018 |
| Language | English |
| Source | Department of Petroleum Resources of Nigeria |
| Country | Nigeria |
| Type of document | Other |
| Relevant indicator (s) | 1 |
| Document Year | 2018 |
| Language | English |
|
Source
|
Department of Petroleum Resources of Nigeria
|
| Country | Nigeria |
| Type of document | Other |
| Relevant indicator (s) | 1 |
| Document Year | 2018 |
| Language | English |
|
Source
|
Department of Petroleum Resources of Nigeria
|