State plan requirements:

(a) A State plan for financial assistance under title I, IV-A, X, XIV, or XVI (AABD) of the Social Security Act must provide that:

(1) State (as distinguished from local) funds will be used in both assistance and administration; and

(2) State and Federal funds will be apportioned among the political subdivisions of the State on a basis consistent with equitable treatment of individuals in similar circumstances throughout the State.

(b) A State plan under title I, IV-A, X, XIV, or XVI (AABD) of the Act must provide further that State funds will be used to pay a substantial part of the total costs of the assistance programs.