Which one of the following statements is incorrect relating to Equal Remuneration Act, 1976?

(A) The provisions of the Equal Remuneration Act, 1976 have been extended to all categories of employment.

(B) The Equal Remuneration Act, 1976 extends to whole of India.

(C) It is the duty of State Government to maintain registers and other documents in relation to the workers employed by him in the prescribed manner.

(D) The Equal Remuneration Act, 1976 provides for payment of equal remuneration to men and women workmen.