Every year retailers have to keep track of the many rules and rate changes that accompany sales tax holidays. These state “holidays” give consumers a sales tax break on items like back to school supplies, energy saving products, disaster preparedness items, and even firearms.

Businesses selling any applicable items during a sales tax holiday need to adjust their sales tax rates accordingly, taking into account various exceptions and local tax rates. This can be a massive headache, especially if you need to keep track of holidays in multiple states. To help ease the pain, we’ve gathered a list of 2013 sales tax holidays in the U.S. We will update the list as states release new information.

Sales tax holidays already announced

Past sales tax holidays that may return this year

Check back here for updates, or get rid of the hassle completely:

Automate sales tax

photo credit: maticulous via photopin cc