Surrogacy agreements regulate various matters, including parentage, consent to medical procedures, the performance of a very personal service, and monetary compensation. All these questions, which jointly structure the surrogacy, are bundled up together, separated only by extremely fine lines. Collectively, they comprise the basis upon which local and transnational surrogacies are executed. [---] Application of law is usually made by each country’s choice-of-law rules, which at this time are generally non-existent. This paper suggests guidelines for drafting rules to regulate these special agreements and adequately balance the different interests involved.