Tongan paʻanga 20 paanga notes introduced in 1985, followed by 50 paanga in 1988. In 1992, the National Reserve Bank of Tonga took over production of paper money. On 30 July 2008, a new banknote series with greater security features was introduced featuring George Tupou V and a redesigned look. During this issue, a 100 paanga banknote was introduced for the first time. The obverse of Tongan notes feature text in the Tongan language and shows the portrait of the monarch. The reverse is in English language and shows typical motives and landmarks of Tonga: the Haamonga a Maui Trilithon, a humpback
Tongan paʻanga same approximate size as earlier dated coins. In 2011, commercial demand for 20 and 50 seniti prompted these denominations to be issued featuring the effigy of Tupou IV posthumous, who had died in 2006. A new obverse design for George Tupou V had not yet been made or selected at this time, possibly due to increased health concerns regarding the latter monarch, who died in March 2012. For a brief period, some of the higher denomination coinage from the 1967-1968 series was "countermarked" with commemoration stamps that were added to the coin after being struck. The most distinct of these