Dogs and horses (any equine) are required to be licensed in the City of Los Angeles. License tags identify guardians of lost animals.Complete and submit the contract form below. It will be printed out and ready for your signature when you bring your dog to La-De-Da Pet Spa. In order to redeem your pet, you must present proof of ownership. Proof may include photos, vaccination records, or adoption certificates, among others. To qualify for an emotional support animal in California, you need an ESA letter from a California-licensed mental health professional. I understand that dog training is not without risk to me, members of my family or my dog. Do you have a service animal or ESA? Here is the documentation your landlord might require when you go to rent an apartment.