According to guidance published by UK HMRC on 7 July 2026, the social security agreement on double contributions with India enters into force on 15 July 2026. The agreement, signed 10 February 2026, coordinates the payment of social security contributions to ensure that employees moving between India and the UK only pay social security contributions in one country at a time. Unlike full social security agreements, which cover contributions and benefits entitlement, agreements on double contr…