Authorizes Jefferson County to impose its innkeeper's tax at a rate of 8% (instead of 5% under current law). Provides that, if the tax rate is increased to more than 5%, the portion of the tax rate that exceeds 5% expires on December 31, 2045. Authorizes Elkhart County to impose its innkeeper's tax at a rate of 8% (instead of 5% under current law). Provides that, if the tax rate is increased to more than 5%, the portion of the tax rate that exceeds 5% expires on December 31, 2045. Authorizes Knox County to impose its innkeeper's tax at a rate of 8% (instead of 6% under current law). Provides that, if the tax rate is increased to more than 6%, the portion of the tax rate that exceeds 6% expires on December 31, 2045.