It forms the 2nd tier of the Scottish League Championship.
With the creation of the SRU's semi-professional Super 6 there was a major reshuffling of the top leagues.
The six franchise holding clubs saw their "Club XV's" relegated from the Premiership, replaced by the six top teams from the 2018-19 National League One.
Play was suspended on 14 March due to the COVID-19 pandemic in the United Kingdom.
Furthermore, the season was officially cancelled without any winner or relegation/promotion on 31 March, despite Biggar already crowned league champions.