Blog
US tax rules, deadlines and bookkeeping for Amazon sellers — in plain language.
Non-resident corner
Form 5472 for foreign-owned single-member LLCs: who files, deadlines, penalties
Every foreign-owned single-member US LLC must file Form 5472 with a pro forma Form 1120 by April 15 — even when no US tax is due. Who files, how, and how the $25,000 penalty works.
5 min read
Tax deadlines & news
1099-K in 2026: the $20,000 / 200-transaction threshold is back
The One Big Beautiful Bill Act restored the original federal 1099-K threshold. What Amazon sellers get, when, why the number is gross — and what to do with it.
3 min read
Bookkeeping how-to
Amazon collects sales tax for you — here's what's still on you
Marketplace facilitator laws make Amazon remit sales tax on marketplace orders in every state that levies one. What remains yours: state-by-state filing rules, direct sales, and nexus counting.
3 min read