The National Parliament of Papua New Guinea is the unicameral national legislature in Papua New Guinea. It was created in 1964 as the House of Assembly of Papua and New Guinea but gained its current name after the nation was granted independence in 1975.

The governor-general of Papua New Guinea is the representative of the Papua New Guinean monarch, currently King Charles III, in Papua New Guinea. The governor-general is appointed by the monarch after their nomination by the National Parliament by vote. The functions of the governor-general include appointing ministers, judges, and ambassadors; and issuing writs for election.