 Registration began the following day, on 20 May 2016.On 20 October 2016, five days before a same-sex marriage bill was introduced in the Legislative Yuan, the Chiayi County Government opened registration for same-sex couples in Chiayi County, citing respect for diversity and equality.On 26 May 2017, the Ministry of the Interior sent letters to all the local governments that had yet not opened registration for same-sex couples, asking them to do so.