The UK customs clearance system “CHIEF” will become “CDS” as of April 2023. For UK import transactions (from 1ᵉʳ October and 1ᵉʳ April for export transactions, the Customs Declaration Services (CDS) system will be required.
Quick reminder: currently, goods are identified for border control using 2 platforms. The Customs Handling of Import and Export Freight (CHIEF) system and the Customs Declaration Service.
These 2 systems allow importers and exporters and intermediaries to complete customs declarations. No longer possible as of March 31, 2023 .
More info on : https://www.gov.uk/government/publications/customs-declaration-service-communication-pack/customs-declaration-service-toolkit
Under the EU-UKRAINE Association Agreement AND in order to mitigate the negative economic impact of the war on the Ukrainian authorities and population, the EU decides to stimulate trade flows by liberalizing trade under the EU-UKRAINE Association Agreement, provisionally applied since 2014 :
Regulation 2022/870 of the European Parliament and of the Council of 30 May 2022 on temporary trade liberalisation measures:
https://eur-lex.europa.eu/legal-content/FR/TXT/PDF/?uri=CELEX:32022R0870&from=FR