[1][2][3] The ODI series formed part of the inaugural 2020–2023 ICC Cricket World Cup Super League.

[17] Olly Stone was due to be named in England's ODI squad, but was ruled out of the rest of the season with a stress fracture to his back.

[24] On 28 June 2021, Sri Lanka Cricket suspended Kusal Mendis, Danushka Gunathilaka and Niroshan Dickwella after they breached the team's bio-secure bubble.

[28] Sri Lanka Cricket agreed to lift the ban on all three players early, rescinding the punishment in January 2022.

However, due to the COVID-19 pandemic,[30] the England and Wales Cricket Board (ECB) confirmed that Sri Lanka would play intra-squad matches instead.