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Marketplaces and feesThis week for sellers

This week for sellers: October 12 to 16, 2026

Every SuanNews story from October 12 to 16, 2026 in one place: eBay's ZIP-based USPS pricing, Poshmark's $50 hazmat fee, the October 22 mail rule and more.

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A stack of folded newspapers
A stack of folded newspapers. Photo: Babak Farrokhi (CC BY 2.0), via Wikimedia Commons

Fourteen stories in one place: what changed for importers, marketplace sellers and shippers this week, and the dates to act on next.

For: ImportersAmazon sellersResellersSmall businesses

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By the numbers

14Stories published October 12 to 16
$50Poshmark hazmat fee charged to sellers from October 19
178Section 301 exclusions ending November 9

Key dates

  1. 18Oct eBay USPS Ground Advantage geo pricing starts
  2. 22Oct Postal informal entry ends for mail owing Section 301

The short version

Fourteen stories this week. The dates that need action soonest: eBay's new USPS Ground Advantage pricing by ZIP starts October 18, Poshmark's $50 hazmat charge starts October 19, and US mail shipments owing Section 301 duties lose postal informal entry on October 22. Further out: the EU EUR 2 handling fee on November 1 and the end of 178 Section 301 exclusions on November 9.

Trade and tariffs

Marketplaces and fees

Shipping and postal

Europe

Also confirmed this week (not briefed)

  • Metal tariffs, USMCA goods: the Commerce Department's Bureau of Industry and Security published guidance on how "U.S. content" is counted for Canadian and Mexican products under the steel, aluminum and copper tariffs, for goods entered from October 14, 2026 (Federal Register, October 14).
  • Steel shelving from China: Commerce continued the antidumping and countervailing duty orders on prepackaged boltless steel shelving units from China, effective September 29, 2026 (Federal Register, October 14). If you import shelving, cash deposits keep being collected.

Dates ahead

  • Oct 18: eBay USPS Ground Advantage geo pricing starts
  • Oct 19: Poshmark $50 hazmat fee charged to sellers
  • Oct 22: US postal informal entry ends for mail owing Section 301 duties
  • Nov 1: EU EUR 2 handling fee per item (expected)
  • Nov 3: US midterm elections
  • Nov 4: Canton Fair autumn session ends
  • Nov 9: 178 Section 301 exclusions and the ship-fee pause end
  • Jan 3, 2027: Canada Post fuel surcharge relief ends

All dates in 2026 unless noted. The full list is on our trade calendar.

Test yourself

Seven days of fees, deadlines and tariffs in a few questions: take this week's SuanNews quiz. A new quiz every week.

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Reseller Fee Cheat Sheet 2026

What eBay, Poshmark, Mercari, Depop, Vinted, Whatnot, Facebook and Etsy take, side by side, plus a crosslisting checklist and a pricing worksheet. We also send a short note when a fee changes.

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General information, not legal, tax or customs advice. Rules change often: check the official sources above or a licensed customs broker before you act. SuanSupply is not affiliated with any government agency or marketplace named here.

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