THE UK’s Department for International Trade (DIT) has updated a number of its advice web pages in relation to UK trade from 1 January 2021.
For companies exporting goods from the UK to the EU from 1 January 2021: https://www.gov.uk/prepare-to-export-from-great-britain-from-january-2021
For companies exporting goods from the UK to countries outside the EU from 1 January 2021: https://www.gov.uk/export-goods-outside-eu
To go direct to guidance for companies exporting from the UK to countries outside the EU and to find out about the trade agreements the UK has already signed with countries the EU has a trade agreement with, click this link: https://www.gov.uk/guidance/uk-trade-agreements-with-non-eu-countries
Select the 'country or bloc' you are interested in and then select ‘guidance'.
The DIT has also sent Made in Britain selected guidance for exporting to a number of countries outside the EU, as examples (this list is not comprehensive, other regions are available):
Andean (Colombia, Ecuador, Peru): https://www.gov.uk/government/collections/uk-andean-countries-trade-agreement
Cariforum (Antigua and Barbuda, Barbados, Belize, The Commonwealth of the Bahamas, The Commonwealth of Dominica, The Dominican Republic, Grenada, The Republic of Guyana, Jamaica, Saint Christopher and Nevis, Saint Lucia, Saint Vincent and the Grenadines, The Republic of Trinidad and Tobago): https://www.gov.uk/guidance/summary-of-the-cariforum-uk-economic-partnership-agreement-epa
Central America (Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama): https://www.gov.uk/guidance/summary-of-the-uk-central-america-association-agreement
Southern African Customs Union Member States (Botswana, Eswatini (formerly Swaziland), Lesotho, Mozambique, Namibia) and Mozambique: https://www.gov.uk/guidance/summary-of-the-sacum-uk-economic-partnership-agreement-epa