Number of tiers
Papua New Guinea
Constitution, 16/9/1975 (amended 2006)
Article 101 (1) Parliament is a single-chamber legislature, consisting of –
(a) a number of members elected from single-member open electorates; and
(b) a number of members elected from single-member provincial electorates; and
(c) not more than three nominated members
Official website of the PNG Parliament:
"Papua New Guinea (PNG) Parliament is a single chamber legislature (law-making body) consisting of 89 Members elected from Open electorates and 22 Governors elected from Provincial electorates. The total 111 Members are directly voted into office by citizens over 18 years of age and represent Papua New Guinea provinces and districts."