▁the ▁cent en ary ▁of ▁the ▁Gal lip oli ▁land ings . ▁Un like ▁previous ▁New ▁Zealand ▁comm emor ative ▁issues , ▁they ▁entered ▁general ▁circul ation . ▁▁ 2 ▁million ▁comm emor ative ▁ 5 0 - cent ▁co ins ▁were ▁issued ▁in ▁ 2 0 1 8 ▁to ▁mark ▁the ▁cent en ary ▁of ▁Arm ist ice ▁Day . ▁ ▁These ▁also ▁entered ▁general ▁circul ation . ▁ ▁Lim its ▁on ▁co ins ▁const itut ing ▁legal ▁tender ▁According ▁to ▁the ▁Reserve ▁Bank ▁Act ▁ 1 9 8 9 , ▁there ▁are ▁limits ▁on ▁the ▁amount ▁that ▁constit utes ▁legal ▁tender : ▁ ▁co ins ▁of ▁a ▁den om ination ▁of ▁$ 1 0 ▁or ▁more , ▁there ▁is ▁no ▁limit ▁ ▁co ins ▁of ▁a ▁den om ination ▁of ▁$ 1 ▁or ▁more ▁but ▁less ▁than ▁$ 1 0 , ▁the ▁limit ▁is ▁$ 1 0 0 ▁ ▁co ins ▁of ▁the ▁den om ination ▁of ▁ 5 ▁c ents ▁or ▁more , ▁but ▁less ▁than ▁$ 1 , ▁the ▁limit ▁is ▁$ 5 ▁ ▁Use ▁of ▁other ▁countries ' ▁co ins ▁Due ▁to ▁regional ▁travel ▁and ▁the ▁fact ▁that ▁many ▁other ▁former ▁British ▁colon ies ▁around ▁the ▁world ▁use ▁coin age ▁systems ▁with ▁British - der ived ▁orig ins ▁of ▁s izing ▁and ▁weight , ▁many ▁F ij ian , ▁Sam o an , ▁Singapore an , ▁South ▁African , ▁ ▁and ▁especially ▁Australian ▁co ins ▁had ▁been ▁in ▁daily ▁circul ation ▁in ▁New ▁Zealand ▁despite ▁not ▁being ▁official