Same-sex marriage in the Netherlands has been legal since 1 April 2001. A bill for the legalisation of same-sex marriage was passed in the House of Representatives by 109 votes to 33 on 12 September 2000 and by the Senate by 49 votes to 26 on 19 December 2000. The law received royal assent by Queen Beatrix of the Netherlands on 21 December 2000 and took effect on 1 April 2001. The Netherlands was the first country in the world to legalize same-sex marriage.