The Missouri sales tax holiday is effective from Friday, August 4th beginning at 12:01 a.m. and ending at midnight on Sunday, August 6th. Certain back-to-school purchases, such as clothing, school supplies, computers, and other items, are exempt from sales tax for this time period only.The sales tax holiday applies to state and local sales taxes.
The sales tax exemption is limited to:
- Clothing – any article having a taxable value of $100 or less
- School supplies – not to exceed $50 per purchase
- Computer software – taxable value of $350 or less
- Personal computers – not to exceed $1,500
- Computer peripheral devices – not to exceed $1,500
- Graphing calculators - not to exceed $150
The KC Star has some more specific details here about what is included in the tax free weekend and what is not. Also, municipalities can no longer opt out, so all of Missouri will have the Tax Free Weekend August 4th-6th. (Information in this article taken from the KC Star and the MO Dept. of Revenue websites)