Saint Lucia | United Kingdom |
|---|---|
| Diplomatic mission | |
| High Commission of Saint Lucia, London | High Commission of the United Kingdom, Castries |

Saint Lucia–United Kingdom relations are the foreign andbilateral relations betweenSaint Lucia and theUnited Kingdom. The two countries established diplomatic relations in 1979.[1] Both countries areCommonwealth Realms.
Both countries share common membership of theCommonwealth; they are both parties of theCARIFORUM–UK Economic Partnership Agreement.[2] Bilaterally the two countries have an Investment Agreement.[3]
The UK governedSaint Lucia from 1803 to 1979, when Saint Lucia achieved full independence.
From 29 December 2008 until 30 December 2020, trade between Saint Lucia and the UK was governed by theCARIFORUM–European Union Economic Partnership Agreement, while the United Kingdom was amember of theEuropean Union.[4][5]
Following thewithdrawal of the United Kingdom from the European Union, the UK and theCARIFORUM states signed theCARIFORUM–United Kingdom Economic Partnership Agreement on 22 March 2019. The CARIFORUM–UK Economic Partnership Agreement is acontinuity trade agreement, based on the EU free trade agreement, which entered into force on 1 January 2021.[6][2] Trade value between CARIFORUM states and the United Kingdom was worth £5,108 million in 2022.[7]