The essentials for any horse breeding lease agreement – what both mare and stallion owners should look for in a breeding contract. If you need an animal contract, accomplished attorney Barbara J. Gislason can help you draft and revise it or propose addendums.Learn more on this page. Minnesota equine law attorney Barbara J. Gislason assists horse owners with breeding and sale of horses, horse lease disputes, estate planning and more. What if I sold my horse? You need a written Bill of Sale to transfer ownership. Adopters are required to sign a contract with a non-breeding clause. Any equine adopted from MHARF cannot be sold, traded or given away. Once signed, this document is a legally binding agreement that protects the buyer and seller if either party changes their mind or disputes arise.