If you are interested in information about how to renounce or relinquish your U.S. citizenship in South Africa, please visit https://za.usembassy.gov/loss-of-nationality-lon-renounce-u-s-citizenship/ .

You will receive a complete set of instructions and forms by email. General information is available at https://travel.state.gov/content/travel/en/legal/travel-legal-considerations/us-citizenship/Relinquishing-US-Nationality-Abroad.html