Same-sex marriage — United States

Marriage nationwide since Obergefell in 2015, and protected by federal statute since 2022.

Location map — United States — Same-sex marriage
United States. Simplified location map — Natural Earth data, public domain.

The legal framework

The Supreme Court held in Obergefell v. Hodges in June 2015 that the Constitution requires states to license and recognise same-sex marriages. In December 2022 Congress passed the Respect for Marriage Act, which repeals the Defense of Marriage Act and requires federal and interstate recognition of marriages validly celebrated elsewhere — a safeguard adopted precisely because the constitutional ruling could be revisited.

The American picture is layered rather than uniform: a constitutional decision, a federal statute, and fifty state legal systems that still diverge on parenthood, surrogacy and discrimination outside work. For a binational couple the practical consequence is that the answer to almost every question is state-specific, and that the documents worth having are the ones that travel — an adoption order rather than a birth certificate.

Key points

MarriageNationwide since Obergefell v. Hodges, June 2015
Federal statuteRespect for Marriage Act, December 2022
Interstate recognitionRequired by the 2022 Act regardless of where celebrated
AdoptionAvailable in every state; step-parent adoption widely used
ParenthoodPresumption of parentage varies by state; a confirmatory adoption is often advised
SurrogacyRegulated state by state, from fully supportive to prohibited
DiscriminationEmployment covered federally since Bostock, 2020; other areas vary by state

In practice

Cost and coverage

A marriage licence costs roughly thirty to one hundred and fifty dollars depending on the state. A confirmatory adoption typically costs one to three thousand dollars including legal fees — widely regarded as worth it.

Recent changes

The Respect for Marriage Act, signed in December 2022, guarantees federal and interstate recognition of same-sex marriages and repealed the Defense of Marriage Act.

Where to go

Worth knowing

The Respect for Marriage Act requires recognition of existing and out-of-state marriages, but it does not by itself require every state to issue licences if the constitutional ruling changed. That is the precise limit of the protection.

Frequently asked questions

Why get a confirmatory adoption if both parents are on the birth certificate?

Because a birth certificate is an administrative record, while an adoption order is a court judgment entitled to full faith and credit in every state and generally recognised abroad. Lawyers advise it precisely for couples who move or travel.

What does the Respect for Marriage Act actually do?

It requires the federal government and every state to recognise a marriage that was valid where celebrated, and repeals the earlier federal definition of marriage. It does not compel a state to issue licences if Obergefell were overturned, which is why it is described as a floor rather than a guarantee.

Official sources and links

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Page checked in September 2026. The instruments cited can change: if in doubt, confirm with the official source given.

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