Law360, New York ( January 2, 2015, 2:16 PM EST) -- 2014 was an active year on the fair lending front from a both the enforcement and regulatory perspectives. Federal regulators brought fewer cases involving race and ethnicity, and focused on new issues, particularly certain types of nonwage income. The Consumer Financial Protection Bureau published a white paper on using proxies to impute for race and ethnicity, suggesting that nonmortgage credit products and possibly mortgage loan servicing will receive increased fair lending attention. Finally, the disparate impact theory of liability, a key weapon in the government's fair lending enforcement arsenal, has once again come under attack, and may suffer a major blow from the U.S. Supreme Court in 2015. The following is a rundown of the major fair lending developments of 2014....