(a) Pursuant to Environmental Conservation Law sections 11-0529 and 11-0923, no owner or trainer of a dog shall allow that dog to enter lands subject to this Part without being leashed and under immediate physical control at all times except:

1. (1) dogs may be allowed off-leash during open hunting seasons when legally used for hunting and accompanied by an appropriately licensed hunter and under the control of the hunter or handler;
2. (2) when being legally trained for hunting in a designated dog training area or during designated training seasons as governed by Part 66 of this Chapter and accompanied by an appropriately licensed hunter;
3. (3) when participating in a licensed field trial permitted in writing by the regional manager; or
4. (4) with written permission of the regional manager.