In 1930, there were 13 recorded legal changes made affecting LGBT people. In the previous year, there were 4 changes made and 3 in the following year. A total of 105 legal changes were made in the 1930s.
- November 20
- Same-sex marriage becomes varies by region.Some states had codes banning same-sex marriages while others either didn’t recognise them without a ban or provided for civil unions. Morelos passed the first code banning same-sex marriage in 1930. In 2010, Mexico City became the first part of Mexico to recognise same-sex marriage. Other states would follow suit until the end of 2022, when all states would recognise same-sex marriage in Mexico.
- August 1Serving openly in military becomes don't ask, don't tell.No laws restricting or criminalizing lgbt serving.
- Homosexual activity becomes illegal (imprisonment as punishment).Article 162, 163 and 165 prohibits homosexuality and offender is punishable by up to 21 years in prison with hard labor and fines
- January 1Homosexual activity becomes illegal (imprisonment as punishment).The Criminal Code for the Kingdom of Serbs, Croats and Slovenes (Kingdom of Yugoslavia as of October 3, 1929) adopted on January 27, 1929 criminalized "unnatural fornication" without specifying the definition of the mentioned term. Paragraph 285: for unnatural fornication between persons, the perpetrator shall be punished with strict imprisonment, unless the act turns into a more serious crime.
- Homosexual activity becomes illegal (imprisonment as punishment).The Criminal Code for the Kingdom of Serbs, Croats and Slovenes (Kingdom of Yugoslavia as of October 3, 1929) adopted on January 27, 1929 criminalized "unnatural fornication" without specifying the definition of the mentioned term. Paragraph 285: for unnatural fornication between persons, the perpetrator shall be punished with strict imprisonment, unless the act turns into a more serious crime.
- Homosexual activity becomes illegal (imprisonment as punishment).The Criminal Code for the Kingdom of Serbs, Croats and Slovenes (Kingdom of Yugoslavia as of October 3, 1929) adopted on January 27, 1929 criminalized "unnatural fornication" without specifying the definition of the mentioned term. Paragraph 285: for unnatural fornication between persons, the perpetrator shall be punished with strict imprisonment, unless the act turns into a more serious crime.
- Homosexual activity becomes illegal (imprisonment as punishment).The Criminal Code for the Kingdom of Serbs, Croats and Slovenes (Kingdom of Yugoslavia as of October 3, 1929) adopted on January 27, 1929 criminalized "unnatural fornication" without specifying the definition of the mentioned term. Paragraph 285: for unnatural fornication between persons, the perpetrator shall be punished with strict imprisonment, unless the act turns into a more serious crime.
- Homosexual activity becomes illegal (imprisonment as punishment).The Criminal Code for the Kingdom of Serbs, Croats and Slovenes (Kingdom of Yugoslavia as of October 3, 1929) adopted on January 27, 1929 criminalized "unnatural fornication" without specifying the definition of the mentioned term. Paragraph 285: for unnatural fornication between persons, the perpetrator shall be punished with strict imprisonment, unless the act turns into a more serious crime.
- Homosexual activity becomes illegal (imprisonment as punishment).The Criminal Code for the Kingdom of Serbs, Croats and Slovenes (Kingdom of Yugoslavia as of October 3, 1929) adopted on January 27, 1929 criminalized "unnatural fornication" without specifying the definition of the mentioned term. Paragraph 285: for unnatural fornication between persons, the perpetrator shall be punished with strict imprisonment, unless the act turns into a more serious crime.
- Homosexual activity becomes illegal (imprisonment as punishment).The Criminal Code for the Kingdom of Serbs, Croats and Slovenes (Kingdom of Yugoslavia as of October 3, 1929) adopted on January 27, 1929 criminalized "unnatural fornication" without specifying the definition of the mentioned term. Paragraph 285: for unnatural fornication between persons, the perpetrator shall be punished with strict imprisonment, unless the act turns into a more serious crime.
- Censorship of LGBT issues becomes imprisonment as punishment.Section 178(g) of the Zambian Penal Code (1930) criminalizes any act of "solicitation for immoral purposes in a public place". This provision was used as a legal basis to arrest and prosecute Paul Kasonkomona who, in 2013, appeared on a television show arguing that the rights of sexual minorities should be recognized so that the HIV epidemic could be dealt with effectively. He was arrested by the authorities after his statement and was acquitted two years later. Furthermore, in 2019, the Minister of Religious Affairs ordered the cancellation of a television program for allegedly "promoting homosexuality".