This Order modifies the provisions of the Social Security Administration Act 1992, the Social Security Contributions and Benefits Act 1992, the Social Security Contributions (Transfer of Functions, etc.) Act 1999 and the Social Security Contributions (Transfer of Functions, etc.) (Northern Ireland) Order 1999 in order to give effect to the Convention on Social Security between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Republic of Chile.