Circuit Plan Circuit Plan Opens in new window. 1st April - 30th June 2021 1st January - 28th February 2021 1st November - 31st December 2020 1st March - 31st May 2020 1st December - 29th February 2020 1st September - 30th November 2019 1st June - 31st August 2019 1st March - 31st May 2019 1st December 2018 - 28th February 2019