https://consumerist.com/2017/06/14/education-secretary-betsy-devos-resets-rules-on-for-profit-colleges/
https://www.ed.gov/news/press-releases/secretary-devos-announces-regulatory-reset-protect-students-taxpayers-higher-ed-institutions
The rules in question are the Gainful Employment and Borrower Defense rules. The Gainful Employment rule is already in effect, while the Borrower Defense rule was supposed to go into effect soon but has been put on hold.