When intended parents receive a cost breakdown from an agency or coordinator, attention tends to fix on the headline number. That instinct is understandable, but the structure through which funds are released often carries as much practical significance as the sum itself. A well-designed payment framework protects the surrogate, protects the intended parents, and reduces the likelihood of disputes that can delay or derail a programme entirely.
Two broad models dominate the international surrogacy landscape: milestone-based disbursement and third-party escrow. Many programmes blend elements of both. Understanding how each works, where each is vulnerable, and what questions to ask before signing is an essential part of due diligence.
Under a milestone payment model, the total compensation and expense budget is divided into scheduled tranches, each released when a defined clinical or legal event occurs. Common trigger points include confirmation of embryo transfer, confirmation of clinical pregnancy at a specified week, each trimester of an ongoing pregnancy, delivery, and finalisation of parentage documentation.
The appeal is straightforward. No single party holds a large sum unnecessarily, and disbursements correspond to real progress. For intended parents, this means capital is not committed far in advance of events that may not occur. For surrogates, it provides a predictable income schedule tied to verifiable milestones rather than to the goodwill of a distant party.
An escrow arrangement places funds in an account administered by a neutral third party — typically a specialist escrow company, a solicitor's client account, or in some jurisdictions a licensed trust company — rather than with the agency or with either principal party. The escrow holder releases funds only on receipt of agreed documentation confirming that a specified condition has been satisfied.
Escrow is widely regarded as the more protective structure for intended parents, because it separates the people managing the programme from the people holding the money. If an agency ceases trading, restructures, or experiences financial difficulty, funds in a properly constituted escrow account should not form part of the agency's general assets.
For surrogates, escrow can also offer greater security than relying on an agency to pass funds through promptly. Provided the escrow agreement is drafted to release payments on objective triggers — clinical reports, signed legal orders — the surrogate does not depend on an intermediary's internal processes.
A number of reputable agencies operate hybrid frameworks in which a ring-fenced escrow or trust account holds the bulk of programme funds, while smaller expense allowances — travel reimbursements, monthly maintenance payments to the surrogate — are released on a rolling milestone basis from a separately administered sub-account. This approach attempts to capture the security of escrow for large sums while maintaining the administrative flexibility needed to meet a surrogate's day-to-day expenses without delay.
When evaluating a hybrid model, intended parents should ask for a clear schedule showing which funds sit in escrow, which are held elsewhere, on what basis each is released, and who authorises each release. Vague answers at this stage warrant careful consideration before proceeding.
Certain features of a payment structure should prompt additional scrutiny. These include agency accounts that commingle client funds with operational revenue, escrow arrangements where the agency itself is named as escrow holder, milestone triggers defined only in subjective terms, and an absence of any written disbursement schedule at the point of signing.
It is also worth noting that payment structure and legal framework are closely linked. In some jurisdictions, as of writing, the enforceability of surrogacy agreements — and therefore the mechanisms through which payments can be ordered or recovered — remains unsettled. Intended parents are advised to confirm the current legal position with local counsel before committing funds. Our destinations overview provides a starting point for understanding jurisdiction-level differences.
Ethical programme design requires that the surrogate's financial interests are protected independently of the intended parents' interests. This means her base compensation should ideally sit in a vehicle that cannot be recalled by the intended parents unilaterally, and that routine expense payments should not be subject to delays driven by administrative disputes between other parties. When reviewing any agency's payment framework, asking specifically how the surrogate's income is secured — not just how the intended parents' capital is protected — is a useful test of the agency's priorities.
For a broader view of what responsible programme design looks like, see our how it works guide and the costs overview for typical programme budget ranges.
Neither milestone payments nor escrow is inherently superior. The quality of execution — the precision of trigger definitions, the independence of the account holder, the transparency of the disbursement schedule — matters more than the label applied to the structure. Intended parents who take the time to understand these mechanics before signing are better placed to identify credible programmes and to respond constructively if complications arise during the journey.
This article is provided for general informational purposes only. It does not constitute legal, financial or medical advice. Readers should seek independent legal and financial counsel appropriate to their personal circumstances and the jurisdiction in which they are operating.