NRS 193.225: Prohibition against certain defenses involving sexual orientation or gender identity or expression of victim.

1. For the purpose of determining the existence of an alleged state of passion in a defendant or the alleged provocation of a defendant by a victim, the alleged state of passion or provocation shall be deemed not to be objectively reasonable if it resulted from the discovery of, knowledge about or potential disclosure of the actual or perceived sexual orientation or gender identity or expression of the victim, including, without limitation, under circumstances in which the victim made an unwanted nonforcible romantic or sexual advance towards the defendant, or if the defendant and victim dated or had a romantic or sexual relationship.

2. A person is not justified in using force against another person based on the discovery of, knowledge about or potential disclosure of the actual or perceived sexual orientation or gender identity or expression of the victim, including, without limitation, under circumstances in which the victim made an unwanted nonforcible romantic or sexual advance towards the defendant, or if the defendant and victim dated or had a romantic or sexual relationship.