I wish I could find it--soon after the election, Trump made a short speech in which he said that for every regulation that reaches his desk, he wants to see two regulations overturned. It was a very significant statement, but I cannot find it in Google.
I recall him saying that as well.
That was in his speech at Gettysburg on his 100 day action list.
Contract with the American Voter
#3 item in the first category.
* THIRD, a requirement that for every new federal regulation, two existing regulations must be eliminated;
https://assets.donaldjtrump.com/_landings/contract/O-TRU-102316-Contractv02.pdf