The Reseller Index
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Federal rules for online resellers

The federal laws and FTC rules that reach a reseller's listings, packages and emails, one question per page: when a marketplace must verify you and show buyers your address, how long you have to ship and what to do when you can't, what you may put in a buyer's box, what you can offer for a review, how to describe origin, used clothing and fur, selling as is, and emailing your buyers.

Each page answers in its first two sentences, quotes the statute, regulation or FTC guidance with its citation, and works through examples with real dates and dollar amounts.

General information, not legal advice. Every page quotes the statute, the regulation or the FTC's own guidance, read on . State laws and marketplace policies can add more rules; for your own situation, check with a lawyer.

Each rule at a glance

Each rule at a glance. Numbers are from the statute or regulation linked on each page, checked Oct 23, 2026.
Law or ruleWho it reachesThe numbers to knowPages
INFORM Consumers Act (15 U.S.C. 45f) Online marketplaces, about their high-volume third party sellers 200 sales of new or unused items and $5,000 in any 12 months of the last 24; buyers see your name and address at $20,000 a year High-volume seller test
The $20,000 disclosure rule
Mail, Internet, or Telephone Order Merchandise Rule (16 CFR 435) Anyone taking orders online, by mail or by phone Ship within the time stated, or 30 days; refund within 7 working days The 30-day shipping rule
Shipping delay notices
Refunds for unshipped orders
Unordered merchandise (39 U.S.C. 3009) Anyone mailing goods Free samples must be clearly marked; unordered goods are the recipient's to keep Free gifts, extras and substitutes
Consumer Reviews and Testimonials Rule (16 CFR 465) Any business, including an individual seller No incentive tied to a positive (or negative) review; in effect since Oct 21, 2024 Discounts for reviews
Banning negative reviews
Consumer Review Fairness Act (15 U.S.C. 45b) Anyone using standard terms of sale Terms that bar, restrict or charge for reviews are void Banning negative reviews
Made in USA Labeling Rule (16 CFR 323) Anyone labeling or advertising a product "All or virtually all" made in the U.S. Made in USA in a resale listing
Textile and Wool Acts (16 CFR 303 and 300) Sellers of clothing and household textiles Listings say made in USA, imported, or both; fibers of 5% or more named in order of weight Used clothing and fiber content
New clothing: Imported or USA
Fur Products Labeling Act (16 CFR 301) Sellers of fur apparel, new or used "Used fur" and "Second-hand" in the listing; no $150 exemption since Mar 18, 2011 Used and vintage fur
Magnuson-Moss Warranty Act (15 U.S.C. 2301-2312) Anyone giving a written warranty on a consumer product A written warranty rules out "as is"; title required over $10, disclosures over $15 Selling used items as is
CAN-SPAM Act (15 U.S.C. 7701-7713) Anyone sending commercial email Postal address in every ad email; opt-outs honored within 10 business days Emailing your buyers

Where the FTC can seek civil penalties for a knowing violation of a trade regulation rule (15 U.S.C. 45(m)(1)(A)), 16 CFR 1.98 sets the current maximum at $53,088 per violation (the FTC said on Sep 15, 2026 that there is no inflation adjustment for 2026, so the 2025 amounts still apply); violations of the INFORM Act and the Consumer Review Fairness Act are treated as rule violations, and the FTC states the CAN-SPAM maximum per email. Each page quotes how the FTC states the penalty for that law.

INFORM Consumers Act (15 U.S.C. 45f)

Who counts as a high-volume seller on a marketplace, what the marketplace must collect and verify, and when buyers see your name and address.

Mail, Internet, or Telephone Order Merchandise Rule (16 CFR Part 435)

The shipping-time promise, the delay notice and the refund deadline for orders you can't ship on time.

Unordered merchandise (39 U.S.C. 3009)

Free gifts, extras and substitutes: what you can put in a buyer's box, and what a buyer may keep.

Consumer Reviews and Testimonials Rule and the Consumer Review Fairness Act (16 CFR Part 465; 15 U.S.C. 45b)

Incentives for reviews, reviews from family, and shop terms or tactics aimed at negative reviews.

Made in USA, textile, wool and fur labeling (16 CFR Parts 300, 301, 303 and 323)

Origin claims, fiber content and fur disclosures when you list new, used and vintage goods.

Magnuson-Moss Warranty Act (15 U.S.C. 2301-2312; 16 CFR Parts 700-702)

Selling used goods as is, and the listing words that turn a promise into a written warranty.

CAN-SPAM Act (15 U.S.C. 7701-7713; 16 CFR Part 316)

Which emails to your own buyers count as ads, and what those emails must include.

How we checked these

We read the statute text in the United States Code (2024 edition, on govinfo.gov), the regulations on eCFR (up to date as of Oct 21, 2026), the Federal Register final rules and notices, and the FTC's business guidance and press releases, all on Oct 23, 2026, and checked for newer amendments and FTC actions. Quotes are copied word for word and kept under 40 words. Examples use round, illustrative figures. The FTC and the courts are the authority on these laws; if a page and the official text disagree, the official text wins, and we'd like to hear about it on the corrections page.

Main sources

Each page lists its own sources in full. These are the laws and regulations themselves, read on .

Free 1-page Reseller Cheat Sheet: fees on 8 platforms, Media Mail and stamp prices

What each platform takes from a $10, $25 and $50 sale, Media Mail 1-10 lb, Ground Advantage to Zones 1, 5 and 8, and the Forever stamp, on one printable page. The link appears as soon as you sign up.