A dog walking volunteer can only move one dog at a time, unless animals are secure in kennels. Why? The rules, regulations, policies, and procedures of Maricopa County.Q: Are dogs allowed into the park? A: Dogs are allowed on leashes no longer than six (6) feet in the majority of Maricopa County's regional parks. Easily book the best dog walkers near you in Maricopa, AZ with Wag! On-demand and scheduled dog walks based on your and your dog's needs. Dog owners or custodians must keep their dogs under voice control and within line of sight at all times while they are inside the dog parks or off-leash areas. The dog must be off leash to do its job but may be leashed at other times. All dogs over 3 months of age must be licensed with the county. This process can take place via your county's Animal Care and Control website or in-person.