The medical structure
An embryo is created through IVF using intended-parent gametes, donor gametes, or a combination. A fertility clinic then transfers an embryo to the gestational carrier after the clinic's required screening, preparation and legal-clearance steps are complete.
Gestational versus traditional surrogacy
In gestational surrogacy, the carrier does not provide the egg and therefore is not genetically related to the child through the pregnancy. In traditional surrogacy, the person carrying the pregnancy also provides the egg. Traditional arrangements raise different medical and legal issues and should not be treated as interchangeable with gestational surrogacy.
Who may consider gestational surrogacy?
People pursue gestational surrogacy for many reasons, including medical inability or significant medical risk associated with carrying a pregnancy, family building for male couples or single men, and other circumstances in which intended parents need another person to carry a pregnancy. Medical indications and family-building options should be discussed with the relevant fertility professionals.
Screening and matching
A potential gestational carrier may undergo review of pregnancy history, medical records, psychosocial evaluation and fertility-clinic screening. The exact requirements differ by clinic and program. Matching is also program-specific and may involve preferences about communication, compensation, location, travel, pregnancy-related decisions and expectations after birth.
The legal agreement
A gestational-carrier agreement commonly addresses compensation and expenses, insurance, communication, medical autonomy, pregnancy-related contingencies and the anticipated parentage procedure. Legal requirements vary by jurisdiction, and the timing and formalities of an agreement should be confirmed by reproductive counsel for the specific arrangement.
Parentage is jurisdiction-specific
There is no single U.S. parentage procedure for every surrogacy journey. Some jurisdictions have detailed surrogacy statutes; others rely more heavily on existing parentage law, court procedure or case-specific facts; and some have meaningful statutory restrictions. The relevant legal analysis can involve the carrier's residence, intended parents, agreement, treatment location, delivery location and other jurisdictional facts.
How long does a journey take?
There is no universal total duration. Timing can be affected by embryo readiness, carrier availability, screening, matching, legal work, insurance review, clinic scheduling, embryo-transfer outcomes, pregnancy and parentage or travel-document procedures.
A useful surrogacy plan treats medical, legal, financial and matching steps as connected dependencies rather than assuming a fixed national pathway.
Related guides
Types of surrogacy · Timeline overview · Surrogacy by state · How to find a surrogate