Customer: We want to get our dog back and are considering replevin (we need to do it asap he is with someone unstable and on a lot of drugs). Customer: I was a defedent in a Writ of Replevin over a dog.Replevin is an effective civil remedy to get your dog back. There's no law that says a rescue can keep a dog from its owner unless she can prove you were abusing the dog or have a history or record of animal cruelty. People who believe that their animal is being wrongfully withheld can commence a civil lawsuit (replevin action) to try to get the animal returned. A: If the cops won't help you get your dog back, then you'll have to sue in replevin one your local courthouse. People who believe that their animal is being wrongfully withheld can commence a civil lawsuit (replevin action) to try to get the animal returned. It also requires filing an affidavit in the county or district court where the property is. How far can he go in this battle, what costs can I expect, what do I need to have ready for a lawsuit? The main way to get your dog back in Colorado is to file a Replevin lawsuit.