The Electoral Commission is investigating concerns raised over a voting place at Manurewa Marae, where Te Pāti Māori's Tāmaki Makaurau candidate Takutai Tarsh Kemp also serves as chief executive.
Kemp won the electorate by just four votes over the incumbent Labour MP Peeni Henare, in what has ended up as the tightest race in the country.
A recount is underway
And there have been complaints that food given to voters at the Manurewa Marae may constitute "treating", an offence under the electoral law.
Electoral law expert Graeme Edgeler spoke to Ingrid Hipkiss.
