They include Health Minister Sir Puka Temu (Abau), Forestry Minister Douglas Tomuriesa (Kiriwina-Goodenough) and Defence Minister Solan Mirisim (Telefomin). They were joined in their resignations today by six MPs including John Simon (Maprik), Francis Maneke (Talasea), Joseph Yopyyopy (Wosera-Gawi), Isi Henry Leonard (Samarai-Murua), Jimmy Uguro (Usino-Bundi) and Western Governor Taboi Awi Yoto.
The MPs now join the camp led by Tari-Pori MP and former Finance Minister, James Marape.
The announcement was made at Laguna Hotel in Port Moresby this morning.
Watch TVWan News at 7:50pm tonight for more reaction to this announcement, from the Government and other Opposition MPs.