Green MP
Sue Bradford resigned her seat in Parliament after she lost the party's co-leadership election to
Metiria Turei in 2009. and delivered his
maiden speech to Parliament on 17 November. A
private member's bill in Clendon's name was drawn from the ballot in February 2010. The Smart Meters (Consumer Choice) Bill would require that domestic power users be advised on the options available for the use of smart meters in their homes. It was voted down by the Government later that year. In the , Clendon unsuccessfully contested the electorate but was re-elected as a list MP, ranked eighth. Having moved to Kerikeri in 2012, During his Parliamentary career, Clendon sat on the Auckland governance legislation committee, the commerce committee, and the law and order committee. He was deputy musterer (
whip) of the Green Party from 2010 to 2011 and musterer from 2014 to 2017. He was the Green Party spokesperson for corrections for his entire tenure, as well as spokesperson for police (2014–2017), courts (2011–2017), small business, tertiary education and tourism (2011–2014), and resource management reform (2009–2011). As corrections spokesperson, Clendon held the position that New Zealand's punitive, tough-on-crime approach to the corrections system did not work and led to overcrowded prisons. In 2017, he criticised the corrections department for paying working inmates below the minimum wage. Clendon voted against approving
Easter trading in 2009 and 2016, in favour of retaining the
minimum age for purchasing alcohol at 18 in 2012, and in favour of
legalising same-sex marriage in 2014. On 7 August 2017, Clendon and fellow Green Party MP
Kennedy Graham announced that they were planning to resign as Green Party candidates for the 2017 election, after revelations that co-leader
Metiria Turei committed benefit and electoral fraud. The next day, both Clendon and Graham resigned from the party caucus and as candidates, On 9 August 2017, Turei resigned as co-leader of the party and as a list candidate for the 2017 election. Clendon did not ask to be reinstated after Turei's departure. He did not give a valedictory statement and left Parliament at the September 23 election. == Local government political career ==