COST - Council on State Taxation

Amicus Briefs

Jefferson Parish v. Walmart.com

COST filed an amicus brief on the merits on June 20, 2019 stressing to the Louisiana Supreme Court that a marketplace facilitator does not meet the definition of a “dealer” under the State’s law, violates due process because adequate notice was not provided, and the Parish of Jefferson’s interpretation could result in retroactive imposition of a tax from the Louisiana Dep’t of Revenue and 62 other

COST - Council on State Taxation

COST Studies, Articles & Reports

2019 State and Local Amnesty Programs

This report tracks state and local tax amnesty programs by state for 2019.

COST - Council on State Taxation

COST Comments & Testimony

Comments on TB-92, Sourcing of GILTI and FDII

COST comments to the New Jersey Division of Taxation on TB-92, issued August 22, 2019, concerning the sourcing of global intangible low-taxed income (GILTI) under IRC Sec. 951A and foreign derived intangible income (FDII) under IRC Sec. 250.