The state of Rhode Island hereby accepts the provisions of the act passed by the United States Congress entitled “An Act to Provide for the Promotion of Vocational Rehabilitation of Persons Disabled in Industry or Otherwise, and Their Return to Civil Employment,” approved by the president, June 2, 1920. The state department of human services is hereby empowered and directed to co-operate with the Federal Office of Vocational Rehabilitation in the administration of that act of Congress within the state of Rhode Island. The general treasurer shall receive and provide for the proper custody of all money paid to the state from the federal treasury under the provisions of that act of Congress, and shall disburse the money upon orders drawn under the direction of the state department of human services and signed by the executive officer of the department.