Autoridade Nacional do Petróleo (ANP) is Timor-Leste public institution, created under Decree Law No. 62/2023 of 6th September, 3rd amendment of Decree-Law No. 20/2008 of 19th June, on the Autoridade Nacional do Petróleo, responsible of managing and regulating petroleum activities in Timor-Leste area, both offshore and onshore and in the Greater Sunrise Special Regime in accordance with the Decree Law on the establishment of the ANP, the Timor-Leste Petroleum Activities Law and Maritime Boundary Treaty.

The ANP is to establish and supervise compliance with the enacted rules and regulations covering the exploration, development, production, transportation and distribution of petroleum and natural gas resources. It is also tasked to develop a strong petroleum management institution in Timor-Leste.