The number of geographical electorates was increased by one at the 2014 election, to account for the North Island's higher population growth.

The Greens' support, plus the coalition, resulting in 63 seats to National's 56 – enough to ensure that Ardern maintained the confidence of the House.

On 31 October 2017, Prime Minister Jacinda Ardern announced that for their first bill, the government would amend the Overseas Investment Act 2005 to categorise existing residential properties as "sensitive", restricting its sale to citizens and permanent residents only.

[25] On 8 November 2017, the Parental Leave and Employment Protection Amendment Bill was introduced and received royal assent on 4 December 2017.

[26][27] On 4 December 2017, royal assent was given to the Healthy Homes Guarantee Bill, which was introduced on 15 October 2015 during the previous Parliament.

[34][35] On 12 May 2020, the COVID-19 Public Health Response Bill was introduced and speedily passed, receiving royal assent the day after.

The bill establishes standalone legislation that provides a legal framework for responding to the COVID-19 pandemic in New Zealand for a period of up to 2 years.

[36][37] Under section 17 of the Constitution Act 1986, Parliament must dissolve a maximum of "3 years from the day fixed for the return of the writs issued for the last preceding general election of members of the House of Representatives, and no longer.

[21][42] The business of the House in this period was limited, sitting only two days a week, for no more than two hours at a time,[21] and for the sole purpose of scrutinising the government's response to COVID-19, with no further legislation progressed.

[23] The following is a list of other parliamentary officers who are non-political: The table below show the members of the 52nd Parliament based on the official results of the 2017 general election.