It is Christmas in August! Select clothing and shoes under $100 are exempt from Maryland state tax, so you will save 6% on each item. The National Retail Federation says back-to-school time is the second-largest consumer spending season of the year. So hurry up and get to the stores because this 4th Annual Tax Holiday ends Saturday August 17th. For full information about tax-free week including a complete list of tax-free items, please click here.