If you are interested in information about how to renounce or relinquish your U.S. citizenship in the United Kingdom, please visit: https://uk.usembassy.gov/u-s-citizen-services/citizenship/loss-of-u-s-citizenship-i-e-expatriation/ . General information is available at https://travel.state.gov/content/travel/en/legal/travel-legal-considerations/us-citizenship/Relinquishing-US-Nationality-Abroad.html .