No nomad grazier shall
(i) move his livestock from one tract to another except under a permit issued under this Act and by routes other than-
(a) those specified in his permit;
(b) the one on which a barrier or checking post has been notified;
(ii) take his livestock across the Jhelum and Chenab rivers except by a bridge or Government ferry.
(iii) pass a barrier or a checking post with his livestock between sunset and sunrise unless written permission is given to him by the Kahcharai Officer-in-charge of the post:
Provided 'that no permission shall be 'required in case of such posts as are situate on metalled roads.
Explanation--1. For purposes of sections 11, 12 and 20, 'nomad graziers' include Bakerwals, Gaddis and Gujjars.
Explanation--2. Optional routes not exceeding three' shall be entered in a permit.