Requirement to issue reasoned decision
Tonga
Electoral Act 1989 (withappropriate reference to Electoral Amendment Act 2010), PART III - ELECTIONS, 17,p. 12
17 Recounts.
(2) Uponreceipt of a demand for a recount and after payment of the fee
payable undersubsection (5), the Supervisor shall recount the votes in that
district and hemay substitute his decision concerning any doubtful ballot
paper for thatmade by the returning officer or the officer in charge of the
pollingstation.
http://legislation.to/Tonga/DATA/PRIN/1989-022/ElectoralAct1989.pdf
http://tongaelections.com/images/stories/TECdocuments/ENG/ElectoralAct/electoralamendmentact2010.pdf