The Gilbert Chamber of Commerce is holding a tax workshop for accountants and small business owners on Tuesday to help businesses that do their own accounting. The free workshop is for chamber members only and is sponsored by the chamber and Gilbert. Presenters will bring attendees up-to-speed with changes to the tax code and answer questions during the interactive workshop. The event is scheduled 7:30 a.m. to 9 a.m. at the Gilbert Chamber of Commerce, 119 N. Gilbert Road. Registration is required at www.gilbertaz.com.