Vehicles Used to Transport Materials between Facilities Taxable in Arkansas

https://www.ttrus.com/article.php?id=1124

Alarm Systems and Monitoring Not Taxable in Missouri

https://www.ttrus.com/article.php?id=1118

Landscapers Must Pay Tax on Sod in Virginia

https://www.ttrus.com/article.php?id=1117

Production Exemption for Mining in Idaho

https://www.ttrus.com/article.php?id=1116

Texas Expected to Adopt Economic Nexus Rules in Early 2019

https://www.ttrus.com/article.php?id=1114

July 12 Sales Tax Links

South Carolina Enacts Exemption for Motorsports Facilities
https://www.ttrus.com/article.php?id=1108 

Soda taxes go flat in California, possibly Washington
http://www.dontmesswithtaxes.com/2018/07/soda-tax-fights-california-surrenders-washington-state-voters-ballot-initiative.html

Tennessee Get's Physical, Physical ... Let's Get Into Physical
https://www.cartersheltonlaw.com/blog/2018/7/10/tennessee-gets-physical-physical-lets-get-into-physical

New Restaurant Utility Exemption Sales Tax Filing Requirements

https://mytaxdc.wordpress.com/2018/07/03/new-restaurant-utility-exemption-sales-tax-filing-requirements/ 

Yet More SD vs Wayfair Articles

Good and deep coverage including a couple of historical issues not seen elsewhere.  Then, as a bonus, a discussion of Illinois rules.  But worth reading for both parts, even if you're not in Illinois.
http://www.hmblaw.com/salt-pepper/illinois-practitioner/wayfair-and-its-impact-on-illinois%E2%80%99-economic-nexus-legislation.aspx#.WzK5iSBG203

Another deep article
https://www.grantthornton.com/library/alerts/tax/2018/SALT/General/wayfair-ruling-overturns-quill-physical-presence-requirement.aspx

A great summary covering all of the issues, without the legal theory and case histories.
https://www.ttrus.com/pressArticle.php?id=1104

Another good article with a few items that I haven't seen elsewhere
https://www.perkinscoie.com/en/news-insights/south-dakota-v-wayfair-practical-answers-to-tax-questions-raised.html

Sales to Commercial Farmers Taxable Without Proof of Exemption

https://www.ttrus.com/article.php?id=928

"Apps" are Taxable in Texas

https://www.ttrus.com/article.php?id=925

Power Predominantly Used in Manufacturing Exempt in Indiana

https://www.ttrus.com/article.php?id=924

Fine Arts Admission Fees Exempt in Georgia

https://www.ttrus.com/article.php?id=923

Contractors Responsible for Tax on Building Materials

https://www.ttrus.com/article.php?id=922

Maryland Only Taxes Detective Services When Provided by Licensed Detectives

https://www.ttrus.com/article.php?id=917

Taxability of Golf Course Maintenance in Arkansas

https://www.ttrus.com/article.php?id=916

Temporary Storage of Trade-Show Booths Not Taxable in Indiana

https://www.ttrus.com/article.php?id=914

Yard Sales Hosted by a Thrift Store are Taxable in North Carolina

https://www.ttrus.com/article.php?id=913

Tiny Homes Taxable in Arkansas

https://www.ttrus.com/article.php?id=909

I always wondered what the difference was between these things and mobile homes, other than their stylin' good looks.  Guess we know now - at lease in Arkansas.

All Exterior Car Washing Services Now Exempt in Utah

https://www.ttrus.com/article.php?id=905

So they're making exterior car washes exempt, but INTERIOR cleaning is taxable. That makes ALL kinds of sense.

Human Tissue for Research and Training Taxable in Michigan

https://www.ttrus.com/article.php?id=901

Self-Service Copy Machines and Printers Taxable in Vermont

https://www.ttrus.com/article.php?id=899