The reigning champions entering the season were Saracens, who had claimed their fifth title after defeating Exeter Chiefs in the 2019 final.
The competition was broadcast by BT Sport for the seventh successive season and with five games also simulcast free-to-air on Channel 5.
Exeter Chiefs won their second title after defeating Wasps in the final at Twickenham having also topped the regular season table.
Saracens were automatically relegated after having failed to comply with prior years salary cap restrictions and were deducted a total of 105 points across two separate judgements.
[1] Saracens initially said they would appeal the ruling, but on 18 November announced that they accepted the punishments, with the deduction leaving them 26 points adrift at the bottom of the table.
[5][6] The restart eventually took place on 14 August,[7] with all games played behind closed doors and broadcast live on BT Sport.
Man of the Match: Henry Slade (Exeter Chiefs) Touch judges: Simon HardingPaul Dix Television Match Official: Rowan Kitt Note: Flags indicate national union as has been defined under WR eligibility rules.