State rules vary: many tax e-books, software, and streaming while five states have no sales tax; delivery method and economic nexus determine liability.
A seller’s permit is the state registration that lets a business collect and remit sales tax, and it is the same thing as a sales tax permit under a different name. This guide explains who needs one, how it differs from a resale certificate and a business license, what it costs and where to apply in each of the 45 states and DC that charge sales tax.
Form 6166 is the IRS letter that proves US tax residency so a foreign country applies its tax treaty with the United States. Here is who qualifies, how to request it on Form 8802, the 2026 fees and how long it takes.
Learn about key tax deductions for LLC owners, from home office expenses to health insurance premiums, and how to maximize savings.
Compare state corporate tax rates, apportionment rules, nexus thresholds, and incentives to evaluate business locations.
If you’re a non-US resident who owns a US LLC, you’re likely required to file IRS Form 5472, and yes, you can absolutely do it yourself without hiring an accountant. In this comprehensive guide, we’ll walk you through the process
