Social security program with similar programs from other countries. This article gives a brief overview of the agreements and should be of particular interest to multinationals and people who work abroad throughout their careers. The agreements allow SSA to add up U.S. and foreign coverage credits only if the worker has at least six-quarters of U.S. coverage. Similarly, a person may require minimum coverage under the foreign system for having attributed U.S. coverage to meeting foreign benefit eligibility requirements. You can also write to this address if you wish to propose the negotiation of new agreements with certain countries. In drawing up its bargaining plans, the SSA attaches great importance to the interests of workers and employers who will be affected by possible agreements. .