Section 39: Revocation or variation of permit.

(1)
The Comptroller-General of lmmigration may at any time if he deems it to be in the public interest, revoke a resident permit or other permit under this Act or may issue a new permit on such conditions as he thinks fit and where any permit is revoked without replacement, the person affected shall be deemed to be a person seeking to enter Nigeria for the first time, and the Minister in his discretion, may issue a deportation order.
(2) The Comptroller-General of Immigration may direct the holder of a permit to surrender it for replacement or he may re-issue it with such additional or varied conditions as the circumstance may require :
the failure to comply with any directives of the Comptroller-General of Immigration under this subsection shall be an offence, and the offender shall be liable on conviction to imprisonment for a term of five years or a fine of one million Naira or both.