If your dog has no papers you cannot get legitimate registration papers for it unless the original breeder does a litter registration and then gives you puppy papers for your dog. As for tags you apply for those usually at a city clerk's office or the animal control office in your city or town. Hope this helps you!
Online: You will need the properly completed original AKC Certificate. This contains the Certificate Issued date needed to start the online process. After a new owner has been entered and saved, you will see the option to add a Co-Owner.
You don't need any paperwork to go to the vet, they will assume you own the dog unless it has a microchip that indicates a different owner. The vet will take care of the vaccinations, tests for fecal and blood parasites, treatment of internal and external parasites, and whatever else your new dog needs to be healthy.
To prove that a lost dog is yours, you can provide detailed descriptions of the dog, including any distinctive markings or features. Having recent photos of the dog can also be helpful. Additionally, you can show proof of ownership through veterinary records, adoption papers, or microchip information if available.
If your dog has no papers you cannot get legitimate registration papers for it unless the original breeder does a litter registration and then gives you puppy papers for your dog. As for tags you apply for those usually at a city clerk's office or the animal control office in your city or town. Hope this helps you!