RESPA - no - Regulation X - yes: https://www.federalregister.gov/doc...options-under-the-real-estate-sett...
When you look at the Regs here on BOL, such as Reg X:
Look at the top section of that first page linking the reg and sections. You'll see text as follows:
"Click HERE for a table of recent Federal Register and other documents affecting this regulation.
Sections with an asterisk (*) in the list below are annotated with pending amendments."
Those aids should assist you in the future.