The Allegheny County Dog License form is a required document for all dog owners in Allegheny County, ensuring their pets are legally registered. Dog licenses assist in reuniting lost dogs with their owners.1. Gather necessary information regarding your dog and your details. Edit, sign, and share allegheny county dog license online. No need to install software, just go to DocHub, and sign up instantly and for free. Dogs are required to be licensed through Allegheny County. If your dog gets lost, a current license is the fastest way to get your dog back home. The Dog License Application form is a critical tool for dog owners in the City of Pittsburgh who wish to comply with local pet registration laws. What kind of animals do you have? We shelter and adopt out cats and dogs.