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HTSUS Decision Support by IEEPA Duty Refunds

Chrome extension by C Nguyen · Productivity · Workflow

A Chrome extension in Productivity · Workflow with 3 users, barely installed.

Specific sites only: 2 match patterns.

What the developer says, and 4 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
3
Rating
not rated yet
Users, last 16 days
+3
Version
3.0.0
Updated in the store
2026-05-04
Published
2026-05-04
Manifest
V3
Browser access
3 permissions, 2 site patterns

How it has moved

Users
+3 since 01.09
0-4 · 7 readings
  1. 2026-09-010
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-094
  5. 2026-09-100
  6. 2026-09-153
  7. 2026-09-163
Users
+3 since 01.09
0-4 · 7 readings
  1. 2026-09-010
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-094
  5. 2026-09-100
  6. 2026-09-153
  7. 2026-09-163

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 2 match patterns.

  • https://api.anthropic.com/*
  • https://hts.usitc.gov/*
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

C Nguyen publishes 7 listings we track, 50 users between them.

  1. EDI Decoder C Nguyen · Productivity · Developer · published 2025-06-26 25 users
  2. EDI-X12 Validator for CBP — CATAIR Compliance C Nguyen · Productivity · Developer · published 2026-03-11 6 users
  3. SpaceSheriff: AI Export Compliance & ITAR/EAR Screening C Nguyen · Productivity · Tools · published 2026-03-29 5 users ★ 5.0
Show 3 more from this publisher
  1. AI Freight Rate Tracker C Nguyen · Productivity · Workflow · published 2026-03-06 5 users (last published figure)
  2. IEEPA Duty Refund Assistant C Nguyen · Productivity · Workflow · published 2026-03-18 3 users
  3. ACE Refund Validator 3.1.0 C Nguyen · Productivity · Tools · published 2026-04-16 3 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. IEEPA Duty Refund Assistant Describes nearly the same job, smaller audience 3 users
  2. TariffScope - 関税計算・HSコード検索・FTA/EPA比較 Describes nearly the same job, smaller audience 5 users
  3. US Duty & Tariff Checker for Alibaba — CVDar Describes a similar job, smaller audience 4 users (last published figure)
  4. SpaceSheriff: AI Export Compliance & ITAR/EAR Screening Describes a similar job, smaller audience 5 users ★ 5.0
  5. HSCodeFlow Quick Lookup Describes a similar job, smaller audience 4 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.