their homes. >> david chiu was the sponsor of the new bill. >> we exempt any building that is 15 years of younger. exempt out many single family homes, unless they're owned by corporations as well as owner cupied duplexes. >> i think that it is a failure on an economic basis. >> reporter: hormit dillon believes the new bill will cause rent increases. >> currently landlords who might have been doing 1% to 2% increases will be incentivized to do the maximum rent increases. >> bill would go into effect january 1st of next year. >>> the bay area's housing crisis affects all of us. that's why we dedicated a week to covering the topic from issues for raernenters to homeowners. >>> day six of the runway