The Tanzania National Parks Authority commonly known as TANAPA is responsible for the management of Tanzania’s national parks. TANAPA is a parastatal corporation and all its income is reinvested into the organization. It is governed by a number of instruments including the National Parks Act, Chapter 282 of the 2002 and the Wildlife Conservation Act No. 5 of 2009.[1] TANAPA manages the nation’s 22 National parks which covers approximately 15% of the land area and has the mandate to conserve and manage the wildlife in Tanzania, and to enforce the related laws and regulations in this industry. It manages the biodiversity of the country, protecting and conserving the flora and fauna. The organization does not have a mandate over the game reserves such as the Selous Game Reserve which is managed by the Tanzanian Wildlife Division and the Ngorongoro Conservation Area managed by the Ngorongoro Conservation Authority.

The Arusha Manifesto gave the initial foundation for the expansion of the Tanzanian National Park authority and an increase in protected areas in the country, as of December 2015 parks, reserves and conservation areas cover about 14% percent of the land.Currently TANAPA is governed by the National Parks Ordinance Chapter 282 of the 2002 and manages 22 national parks.

Tanzania have 22 national parks covering an area of 99,306.50 km2 (38,342 sq mi) approximately the land area of Croatia. TANAPA is responsible for the following parks:

1. Arusha National Park
2. Burigi-Chato National Park
3. Gombe Stream National Park
4. Ibanda-Kyerwa National Park
5. Katavi National Park
6. Kigosi National Park
7. Kilimanjaro National Park
8. Kitulo National Park
9. Lake Manyara National Park
10. Mahale Mountains National Park
11. Mikumi National Park
12. Mkomazi National Park
13. Nyerere National Park
14. Ruaha National Park
15. Rubondo Island National Park
16. Rumanyika-Karagwe National Park
17. Saadani National Park
18. Saanane Island National Park
19. Serengeti National Park
20. Tarangire National Park
21. Udzungwa Mountains National Park
22. Ugalla River National Park