Source health
Every rule on this site has at least one sourceUrl. This page is a live audit of how many unique sources we cite, how often we re-verify, and how heavily we lean on government vs intergovernmental vs industry references.
Generated: 2026-09-28. Latest verification: 2026-09-07.
Unique sources by family
| Family | Unique URLs |
|---|---|
| Rules | 654 |
| Country customs authorities | 85 |
| Airports | 94 |
| Airlines | 51 |
| FTAs | 75 |
| Sanctions regimes | 28 |
| Total unique sources (cross-family) | 931 |
Sources per rule
| 0 sources | 0 |
| 1 source | 4,456 |
| 2 sources | 778 |
| 3 sources | 101 |
| 4+ sources | 4 |
Our minimum bar is one official source per rule. Sourcing-improvement passes target the 1-source pool first.
Days since last verified (rules)
| < 90 days | 5,339 |
| 90–180 days | 0 |
| 180–365 days | 0 |
| > 365 days | 0 |
| no lastVerified | 0 |
Source citations by type (rule sources)
| gov | 380 |
| industry/other | 272 |
| intergov | 2 |
| encyclopedic | 0 |
| news | 0 |
Classification is automatic and best-effort: government domains (.gov, .eu), intergovernmental orgs (WHO, ICAO, WTO, WCO, UN), encyclopedic (Wikipedia), news outlets, and industry/other.
Most-cited domains (rule sources)
- gov.uk46
- cbp.gov21
- abf.gov.au17
- fda.gov10
- tga.gov.au9
- agriculture.gov.au9
- customs.go.jp8
- zoll.de8
- hsa.gov.sg7
- mhlw.go.jp7
- aphis.usda.gov7
- douane.gouv.fr7
- customs.gov.sg6
- gov.br6
- adm.gov.it6
Oldest verifications (rules)
These are the next 10 rules in our re-verification queue.
- importing-personal · textiles-commercial · australia2026-04-24
- importing-personal · chocolate · united-kingdom2026-04-24
- posting · religious-items · saudi-arabia2026-04-25
- importing-commercial · watches-commercial · uae2026-04-25
- posting · cbd-oil · united-kingdom2026-04-25
- posting · vape-e-cigarette · united-states2026-04-25
- importing-personal · cosmetics-commercial · united-kingdom2026-04-25
- importing-personal · gold-jewellery · australia2026-04-25
- posting · power-bank-lithium · japan2026-04-25
- posting · tobacco-cigarettes · canada2026-04-25
Live source-link probe
We periodically HEAD-probe every external source URL. Results land in our build report (build-report.json). Broken citations are queued for repair on the next verification pass.
High-change categories (review more often)
- Sanctions regimes — daily updates from OFAC, HMT, EU CFSP, UN.
- Vape / e-cigarette rules — many countries tightening 2024–2026.
- Cannabis status — accelerating reform in Europe + Americas.
- Lithium-battery air-cargo rules — periodic ICAO/IATA updates.
- De minimis thresholds — e-commerce-driven legislative pressure.
- Drone laws — fast-moving national-level changes.
Source counts here come from src/lib/stats.ts at build time. Last generated 2026-09-28. Commit dev.
Linked pages: /coverage for entity coverage, /methodology for editorial process, /source-policy for which sources we accept. Scenarios cited: 30. DG classes covered: 10.