Amends the Counties Code. Provides that the corporate authorities of Jo Daviess County may impose up to a 1% additional hotel tax in the county if the tax is approved by referendum initiated by a petition or by ordinance of the corporate authorities of the county. Prohibits taxes from being imposed on gross rental receipts of permanent residents of a hotel, motel, or resort. Provides that the additional hotel tax shall be used by the county for the costs associated with providing infrastructure in support of tourism and conventions within the county and emergency services in support of tourism and conventions within the county. Effective immediately.