Section 2: General duties of the lmmigration Service.

The Service shall be responsible for-(a) the control of persons entering or leaving Nigeria ;
(b) issuance of travel documents, including Nigerian passports, to bonafide Nigerians within and outside Nigeria ;
(c) issuance of residence permits to foreigners in Nigeria;
(d) border surveillance and patrol;
(e) enforcement of laws and regulations with which they are directly charged; and
(f) performance of such para-military duties within or outside Nigeria as may be required of them under the authority of this Act or any other enactment.