1. 273(1) Only the representative parties and those members of the class who have appeared individually are liable for costs assessed against a plaintiff class.1. 273(2) The court shall apportion the liability for costs assessed against a defendant class.1. 273(3) Expenses of notice advanced under rule 1.266 are taxable as costs in favor of the prevailing party.Report 1980; November 9, 2001, effective February 15, 2002.