Under the international treaty, the Commission was charged to take the necessary measures to restore the Roosevelt home as closely as possible to its condition when it was occupied by President Roosevelt, and to administer, as a memorial, the Roosevelt Campobello International Park. The treaty specifies that the two countries share equally in the costs of development, operation, and maintenance of the Park. Canadian budget approval lies with Foreign Affairs and International Trade, Canada. In the United States, budget approval lies with the Office of Management and Budget and the U.S. Congress.

Welshpool, New Brunswick

The Commission consists of six members, three appointed by the Canadian Government by GiC and three appointed by the United States. One of the Canadian members is nominated by the New Brunswick Provincial Government, and one of the U.S. members by the Maine State Government.

An alternate member may be appointed for each member of the Commission.

The Commission elects a Chairman and Vice-Chairman from among its members, each of whom shall hold office for a term of two years, alternating between a Canadian and an American. Members of the same nationality cannot simultaneously serve as Chairman and Vice-Chairman.

Consists of four members of the Commission or their alternates, including always two from Canada and two from the United States. The affirmative vote of at least two Canadian and two United States members or their respective alternates shall be required for any decision to be taken by the Commission.