Provided that nothing contained in this section shall affect the power of the Government to revoke or modify the detention order at any earlier time.

Revocation of detention orders. - (1) Without prejudice to the provision of Section 21 of the General Clauses Act. 1897 (10 of 1897), detention order may, at any time, be revoked or modified-

1. (i) Notwithstanding that the order has been made by an officer mentioned in sub- section (2) of Section 12, or by the State Government to which that officer is subordinate.

1. (2) The revocation or expiry of a detention order shall not bar the making of a fresh detention order under Section 12 against the same person in any case where fresh facts have arisen after the date of revocation or expiry on which the State