The Consumer Financial Protection Bureau (CFPB) was created under Dodd-Frank to govern transactions dealing with residential real estate lending, among many other things. Granted with rule-making and enforcement powers the CFPB issued a 1,099 page rule on July 9, 2012 and on November 20, 2013, CFPB issued the Final Rule.
The final rule can be found here:
http://files.consumerfinance.gov/f/201311_cfpb_final-rule_integrated-mortgage-disclosures.pdf
The proposed rule can be found here:
www.gpo.gov/fdsys/pkg/FR-2012-08-23/pdf/2012-17663.pdf