MO Rev Stat § 144.049 (2021)
2021 Missouri Revised Statutes|Title X - Taxation and Revenue|Chapter 144 - Sales and Use Tax|Section 144.049 - Sales tax holiday for clothing, personal computers, and school supplies, when.

 There are multiple enactments of 144.049Effective - 28 Aug 2018, 3 histories   *144.049. Sales tax holiday for clothing, personal computers, and school supplies, when. — 1. For purposes of this section, the following terms mean:  (1) "Clothing", any article of wearing apparel intended to be worn on or about the human body including, but not limited to, disposable diapers for infants or adults and footwear. The term shall include, but not be limited to, cloth and other material used to make school uniforms or other school clothing. Items normally sold in pairs shall not be separated to qualify for the exemption. The term shall not include watches, watchbands, jewelry, handbags, handkerchiefs, umbrellas, scarves, ties, headbands, or belt buckles; and  (2) "Personal computers", a laptop, desktop, or tower computer system which consists of a central processing unit, random access memory, a storage drive, a display monitor, and a keyboard and devices designed for use in conjunction with a personal computer, such as a disk drive, memory module, compact disk drive, daughterboard, digitizer, microphone, modem, motherboard, mouse, multimedia speaker, printer, scanner, single-user hardware, single-user operating system, soundcard, or video card;  (3) "School supplies", any item normally used by students in a standard classroom for educational purposes, including but not limited to textbooks, notebooks, paper, writing instruments, crayons, art supplies, rulers, book bags, backpacks, handheld calculators, chalk, maps, and globes. The term shall not include watches, radios, CD players, headphones, sporting equipment, portable or desktop telephones, copiers or other office equipment, furniture, or fixtures. School supplies shall also include computer software having a taxable value of three hundred fifty dollars or less and any graphing calculator having a taxable value of one hundred fifty dollars or less.  2. In each year beginning on or after January 1, 2005, there is hereby specifically exempted from state sales tax law all retail sales of any article of clothing having a taxable value of one hundred dollars or less, all retail sales of school supplies not to exceed fifty dollars per purchase, all computer software with a taxable value of three hundred fifty dollars or less, all graphing calculators having a taxable value of one hundred fifty dollars or less, and all retail sales of personal computers or computer peripheral devices not to exceed one thousand five hundred dollars, during a three-day period beginning at 12:01 a.m. on the first Friday in August and ending at midnight on the Sunday following.  3. If the governing body of any political subdivision adopted an ordinance that applied to the 2004 sales tax holiday to prohibit the provisions of this section from allowing the sales tax holiday to apply to such political subdivision's local sales tax, then, notwithstanding any provision of a local ordinance to the contrary, the 2005 sales tax holiday shall not apply to such political subdivision's local sales tax. However, any such political subdivision may enact an ordinance to allow the 2005 sales tax holiday to apply to its local sales taxes. A political subdivision must notify the department of revenue not less than forty-five calendar days prior to the beginning date of the sales tax holiday occurring in that year of any ordinance or order rescinding an ordinance or order to opt out.  4. This section shall not apply to any sales which take place within the Missouri state fairgrounds.  5. This section applies to sales of items bought for personal use only.  6. After the 2005 sales tax holiday, any political subdivision may, by adopting an ordinance or order, choose to prohibit future annual sales tax holidays from applying to its local sales tax. After opting out, the political subdivision may rescind the ordinance or order. The political subdivision must notify the department of revenue not less than forty-five calendar days prior to the beginning date of the sales tax holiday occurring in that year of any ordinance or order rescinding an ordinance or order to opt out.  7. This section may not apply to any retailer when less than two percent of the retailer's merchandise offered for sale qualifies for the sales tax holiday. The retailer shall offer a sales tax refund in lieu of the sales tax holiday. ­­-------- (L. 2003 S.B. 11, A.L. 2005 H.B. 64, A.L. 2015 H.B. 517 & 754, A.L. 2018 H.B. 1831)  *This section was amended by S.B. 153 & 97, 2021. Due to a delayed effective date, both versions are printed here.