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.