The Office of the Prime Minister (OPM) is a government office of Fiji responsible for coordinating the work of the prime minister and the cabinet under sections 91 and 92 of the Constitution of Fiji.

[3] In 1970, the Chief Minister's Office, which it was called at that time, served the newly independent Fiji with a few staff.

Ratu Sir Kamisese Mara was the first prime minister to occupy the office along with his permanent secretary Robert Sanders.

[4] The office has jurisdiction over the Immigration Department responsible for the travel of Fijian citizens across the border.

This includes the issuance of passports, entry and departure permits and processing of applications of citizenships.