Aurora, CO okays law requiring business lic # on listing Dec 7, 2016 15:30:31 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by High Priestess on Dec 7, 2016 15:30:31 GMT Aurora Colorado has passed a short term rental law which requires hosts to post their business number in their listing. See the article:www.aurorasentinel.com/news/aurora-city-council-passes-ordinance-requiring-airbnb-hosts-include-business-license-number/