Same-sex marriage has been legal in Chile since 10 March 2022. The path to legalization began in June 2021 when President Sebastián Piñera announced his administration's intention to sponsor a bill for this cause. The Chilean Senate passed the legislation on 21 July 2021, followed by the Chamber of Deputies on 23 November 2021. Due to disagreements between the two chambers of the National Congress on certain aspects of the bill, a mixed commission was formed to resolve these issues. A unified version of the bill was approved on 7 December 2021. President Piñera signed it into law on 9 December, and it was published in the country's official gazette on 10 December. The law took effect 90 days later, and the first same-sex marriages occurred on 10 March 2022. Chile was the sixth country in South America, the seventh in Latin America and the 29th in the world to legalize same-sex marriage.
Same-sex marriage is legally recognized and performed throughout Mexico since 2022. On 10 August 2010 the Supreme Court of Justice of the Nation ruled that same-sex marriages performed anywhere within Mexico must be recognized by the 31 states without exception, and fundamental spousal rights except for adoption have also applied to same-sex couples across the country. Mexico was the fifth country in North America and the 33rd worldwide to allow same-sex couples to marry nationwide.
Laws governing lesbian, gay, bisexual, transgender and queer (LGBTQ) rights are complex and diverse in the Americas, and acceptance of LGBTQ persons varies widely.
Same-sex marriage has been legal in Ecuador since 8 July 2019 in accordance with a Constitutional Court ruling issued on 12 June 2019 that the ban on same-sex marriage was unconstitutional under the Constitution of Ecuador. The court held that the Constitution required the government to license and recognise same-sex marriages. It focused its ruling on an advisory opinion issued by the Inter-American Court of Human Rights in January 2018 that member states should grant same-sex couples "accession to all existing domestic legal systems of family registration, including marriage, along with all rights that derive from marriage". The ruling took effect upon publication in the government gazette on 8 July.
Venezuela does not recognize same-sex unions. In 2008, the Supreme Tribunal of Justice ruled that the Constitution of Venezuela neither prohibits nor requires the recognition of same-sex marriage. In January 2015, a lawsuit seeking to legalise same-sex marriage in Venezuela was filed with the Supreme Tribunal, which announced in April 2016 that it would hear the case, though no decision has yet been issued. On 24 February 2022, a deputy of the opposition Cambiemos Movimiento Ciudadano party introduced a same-sex marriage bill to the National Assembly.
El Salvador does not recognize same-sex marriage, civil unions or any other legal union for same-sex couples. A proposal to constitutionally ban same-sex marriage and adoption by same-sex couples was rejected twice in 2006, and once again in April 2009 after the Farabundo Martí National Liberation Front (FMLN) refused to grant the measure the four votes it needed to be ratified.
Same-sex marriage is legal in the following countries: Andorra, Argentina, Australia, Austria, Belgium, Brazil, Canada, Chile, Colombia, Costa Rica, Cuba, Denmark, Ecuador, Estonia, Finland, France, Germany, Greece, Iceland, Ireland, Luxembourg, Malta, Mexico, the Netherlands, New Zealand, Norway, Portugal, Slovenia, South Africa, Spain, Sweden, Switzerland, Taiwan, the United Kingdom, the United States, and Uruguay. Same-sex marriage is recognized, but not performed in Israel.
Same-sex marriage has been legal in Chihuahua since 12 June 2015. By statute, in Mexico, if any five rulings from the courts on a single issue result in the same outcome, legislatures are bound to change the law. In the case of Chihuahua, more than 20 individual amparos were decided with the same outcome, yet the Congress did not act. In anticipation of the Supreme Court of Justice of the Nation ordering the Congress to act, Governor César Duarte Jáquez announced on 11 June that there would be no further prohibition in the state. Marriage licenses became available the following day, 12 June 2015. Chihuahua was the third Mexican state to legalize same-sex marriage, after Quintana Roo and Coahuila. The gubernatorial policy was continued by María Eugenia Campos Galván in 2021.
Same-sex marriage has been legal in Morelos since 5 July 2016. A bill to amend the State Constitution to legalize same-sex marriage in Morelos passed Congress on 18 May 2016 by 20 votes to 6. Ratification by a majority of the state's 33 municipalities was confirmed on 27 June 2016. The law was published in the official state gazette on 4 July 2016 and took effect the following day.
Same-sex marriage has been legal in Querétaro since 13 November 2021. On 22 September 2021, the Legislature of Querétaro passed a law legalizing same-sex marriage. The law was published in the state's official gazette on 12 November, and took effect the following day. Previously, same-sex couples could marry in eight of the eighteen municipalities of Querétaro, comprising 60% of the state's population, despite a state law prohibiting same-sex marriage.
Same-sex marriage is legal in Puebla in accordance with a ruling from the Supreme Court of Justice of the Nation. On 1 August 2017, the Supreme Court ruled that the same-sex marriage ban containted in the state's Civil Code violated Articles 1 and 4 of the Constitution of Mexico, legalizing same-sex marriage in the state of Puebla. The ruling was officially published in the Official Journal of the Federation on 16 February 2018.
Same-sex unions are currently not recognized in Honduras. Since 2005, the Constitution of Honduras has explicitly banned same-sex marriage. In January 2022, the Supreme Court dismissed a challenge to this ban, but a request for the Inter-American Commission on Human Rights to review whether the ban violates the American Convention on Human Rights is pending. A same-sex marriage bill was introduced to Congress in May 2022.
Same-sex marriage is legal in Nuevo León in accordance with a ruling from the Supreme Court of Justice of the Nation issued on 19 February 2019 that the state's ban on same-sex marriage violated the Constitution of Mexico. The ruling came into effect on 31 May 2019 upon publication in the Official Journal of the Federation. By statute, in Mexico, if any five rulings from the courts on a single issue result in the same outcome, legislatures are bound to change the law. In the case of Nuevo León, almost 20 amparos were decided with the same outcome, yet the state did not act. On 19 February 2019, the Supreme Court issued a definitive ruling in an action of unconstitutionality, declaring the state's same-sex marriage ban unconstitutional, void and unenforceable.
Same-sex marriage has been legal in Zacatecas since 30 December 2021. On 14 December 2021, the Congress of Zacatecas passed a same-sex marriage bill by 18 votes to 10. The legislation was published in the official state gazette on 29 December, and came into force the following day. Prior to statewide legalisation, five municipalities of Zacatecas issued marriage licenses to same-sex couples despite a state ban, comprising about a quarter of the state population. These five municipalities were Zacatecas, Cuauhtémoc, Villanueva, Miguel Auza and Fresnillo.
Same-sex marriage has been legal in Hidalgo since 11 June 2019. A bill for the legalization of same-sex marriages was approved by the Congress of Hidalgo on 14 May 2019. It was published in the official state journal on 10 June and took effect the following day.
Same-sex marriage has been legal in San Luis Potosí since 21 May 2019. The Congress of San Luis Potosí approved a bill to legalize same-sex marriage on 16 May 2019. It was signed into law by Governor Juan Manuel Carreras on 17 May and published in the official state journal on 20 May. The law took effect the following day.
Same-sex marriage has been legal in Sinaloa since 30 June 2021. On 12 June 2021, a federal court ordered the Congress of Sinaloa to pass a same-sex marriage law by 15 June, in accordance with jurisprudence established by the Supreme Court of Justice of the Nation. Subsequently, same-sex marriage legislation passed Congress unanimously on 15 June. It was published in the official state journal on 29 June, and entered into force the following day, making Sinaloa the 20th Mexican state to legalize same-sex marriage.
Same-sex marriage has been legal in Yucatán since 4 March 2022. On 25 August 2021, the Congress of Yucatán removed a constitutional ban on same-sex marriages. The new law entered into force on 7 September 2021. Congress had 180 days to change statutory law to accommodate same-sex marriage, and did so unanimously on 1 March. The law took effect three days later, and made Yucatán the 25th Mexican state to legalize same-sex marriage.
Same-sex marriage has been legal in Durango since 19 September 2022 in accordance with an executive order issued by Governor Esteban Villegas Villarreal the previous day, addressed to officials of the state civil registry that same-sex couples can marry in the state. The Congress of Durango passed same-sex marriage legislation three days later.
Same-sex marriage has been legal in Tamaulipas since 19 November 2022. On 26 October 2022, the Congress of Tamaulipas passed a bill to legalize same-sex marriage in a 23–12 vote. It was published in the official state journal on 18 November, and took effect the following day. Tamaulipas was the second-to-last Mexican state to legalize same-sex marriage.
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