My two previous favorites were:
1.) Banning Paper Straws
2.) Banning low flow shower heads
This one actually gets resets the calculus on H1-B visas. Responsible users of H1-Bs will pay this, but the abusers line Cognizant will have to change their ways.
Link: https://www.whitehouse.gov/presidential-actions/2025/09/restriction-on-entry-of-certain-nonimmigrant-workers/