Pakatan Harapan and Parti Pribumi Bersatu Malaysia will decide on adopting one of four options in regards to forming an electoral pact tomorrow, said Bersatu deputy president Mukhriz Mahathir.

A high level meeting between the four parties will be held tomorrow at the PKR headquarters in Petaling Jaya.

An official announcement followed by the signing of a memorandum of understanding between Bersatu and Harapan is expected in the afternoon.