The agreement includes the following benefits and pensions: Find out about countries outside the European Economic Area (EEA) with which the UK has an agreement on social security and benefit entitlements. The list of countries that have a mutual agreement with the United Kingdom has been updated. Even if you don`t have benefits in Britain or are only here for a short period of time, you normally can`t get NIC back if you leave, unless it was paid in error (e.g. B did you pay UK NIC if the agreement provided that you should have paid in your home country). The bilateral social security agreement with Chile started on 1 June 2015.This guide has been updated to add Chile to the list of non-EEA countries that have concluded an agreement with the United Kingdom. If you are posted from an EEA country or Switzerland to the UK, read what happens if I am a posted worker from the EU, Norway, Iceland, Liechtenstein or Switzerland?. They must take into account the terms of the corresponding agreement in determining the rules in force – the relevant agreement is the agreement between the United Kingdom and the country to which the worker has previously paid contributions (although the position of three or more countries may be more complex). . . .