You can read their report in full at

http://www.thecannabist.co/2017/09/08/rohrabacher-blumenauer-medical-marijuana-states/87647/

This is the jist of it..

The $15.3 billion disaster aid package, debt limit increase and government spending extension approved by Congress on Friday includes the existing Rohrabacher-Blumenauer provision, which prevents the Justice Department from using funds to interfere with the 46 states that have legalized some form of medical marijuana. The aid bill, which was sent to President Donald Trump, extends the omnibus legislation passed in May and will fund the government through Dec. 8.