; 119 Stat. 2506); or (2) section 8110(a)(5) of title 38, United States Code. 235. Section 842 of Public Law 109–115 shall not apply to conversion of an activity or function of the Veterans Health Administration, Veterans Benefits Administration, or National Cemetery Administration to contractor performance by a business concern that is at least 51 percent owned by one or more Indian Tribes as defined in section 5304(e) of title 25, United States Code, or one or more Native Hawaiian Organizations as defined in section 637(a)(15) of title 15, United States Code. 236. (a) The Secretary of Veterans Affairs, in consultation with the Secretary of Defense and the Secretary of Labor, shall discontinue using Social Security account numbers to authenticate individuals in all information systems of the Department of Veterans Affairs for all individuals not later than September 30, 2024: (b) The Secretary of Veterans Affairs may collect and use a Social Security account number to identify an individual, in accordance with section 552a of title 5, United States Code, in an information system of the Department of Veterans Affairs if and only if the use of such number is necessary to: (1) obtain or provide information the Secretary requires from an information system that is not under the jurisdiction of the Secretary; (2) comply with a law, regulation, or court order; (3) perform anti-fraud activities