This was confirmed by PNGRFL Chairman, Sandis Tsaka in a press statement today.
Meninga was appointed coach of the Australian Kangaroos succeeding Tim Sheens this month.
Tsaka thanked Meninga for his work with the PNGRFL as Kumuls coach since 2014.
“Mal is an icon of the sport and the value, profile and integrity he brought to the game in PNG with his involvement with rugby league in PNG has been highly appreciated.
“We wish him the best of luck in his future endeavours,” said Tsaka.