How to claim State Pension if you're overseas - payment, tax, change of circumstances - contact the International Pension Centre. A detailed overview of the UK pension system, its tax implications, and the US-UK tax treaty's impact on US expats.Remember, to be eligible to retire your TMRS account, you need to have five (5) years of service at age 60 or 20 years of service at any age. This page displays the text of the U.S.-U. K. Social Security Agreement and related Administrative Arrangement. Missing Participants Program. PBGC has a program called the Missing Participants Program, which connects people to their retirement benefit. This article will take you through the main things you need to consider if you are retiring in Texas. What's your chance of success? There is no legal retirement age, and employers can no longer force their employees to retire at a particular age.