There are already export regulations on AI in the US[1], Europe is proposing some heavy restrictions[2], and there have been local bans on some uses already[3][4].

[1]: https://www.theverge.com/2020/1/5/21050508/us-export-ban-ai-...

[2]: https://www.wired.com/story/europes-proposed-limits-ai-globa...

[3]: https://www.wired.com/story/portlands-face-recognition-ban-t...

[4]: https://www.nytimes.com/2019/05/14/us/facial-recognition-ban...