Fatima, a former commissioner for health in Adamawa, registered with the ruling party at Ward 1. Unit 08, Jada Local Government Area of the state.
The Chairman of the APC in the state, Mr Ibrahim Bilal, also confirmed the registration of Atiku’s daughter.
She had earlier said she did not follow the former vice president to the opposition Peoples Democratic Party (PDP).
The 49-year-old was appointed commissioner in August 2015 under the administration of former Governor Jibrilla Bindow.
Her father was the presidential candidate of the PDP in 2019. He lost the election to President Muhammadu Buhari.