On 5 December, Wikborg Rein marked the introduction of the price cap.
https://www.wr.no/en/news/sanctions-alerts/agreement-on-price-cap-on-russian-crude-oil/
https://www.gov.uk/government/publications/uk-ban-on-russian-oil-and-oil-products
https://home.treasury.gov/news/press-releases/jy1138
https://home.treasury.gov/news/press-releases/jy1141
https://www.europeansanctions.com/2022/12/eu-adopts-russian-oil-price-cap/
https://www.euractiv.com/section/energy/news/explainer-russian-oil-price-cap-put-to-the-test/