How is the national electoral register created?

AFRICAN UNION ELECTION OBSERVATION MISSION TO THE 24 AUGUST 2022 GENERAL ELECTIONS IN THE REPUBLIC OF ANGOLA, PRELIMINARY STATEMENT, LUANDA, 26 AUGUST 2022

“Voter registration in Angola is undertaken by the Ministry of Territorial Administration. Registration of adult citizens at the age of 18 guarantees their automatic inclusion in the database of Legal Age Citizens and in the Electoral Roll.”