â Lenders in the Golden State have gotten a break from a regulatory change that removes yield-spread premiums from the list of fees included in the state’s high-cost mortgage calculations. The California Department of Corporations announced the change on Feb. 17, in guidance that addressed revisions to the state Covered Loan Law that arose from Assembly Bill 901. Enacted in October 2005, A.B. 901 increased the size of covered loans to the GSE loan limit