Auditing CAD/B3 entries after accounting: what to check line by line
What to check on every CAD/B3 line after accounting: classification, tariff treatment, value, surtaxes, SIMA, TRQ and GST, and the 90-day correction clock.
Guide · Canada
Answers for the work after an entry is filed.
Guides for compliance teams, customs brokers and finance leads on US and Canadian entries: post-entry audits, corrections, refunds and the deadlines that apply. Every page cites the regulation or agency guidance it relies on.
CBSA trade compliance verifications: how to prepare and what gets checked
What a CBSA trade compliance verification checks, the current priorities, the records you need, and how to audit the same lines before the letter arrives.
Guide · Canada
CF-28 and CF-29: how to audit yourself before CBP asks
What CBP asks on a CF-28, the 30-day and 20-day response windows, how to check the same fields yourself first, and when prior disclosure applies.
Guide · United States
Correcting a Canadian entry: section 32.2 corrections, refunds and the CARM deadlines
How to fix a past Canadian entry: section 32.2 corrections within 90 days, section 74 refunds within four years, and how CARM files and bills them.
Guide · Canada
Form 7501 field by field: what each box means and where errors hide
Every block and column on CBP Form 7501, what it holds, the error auditors find in it and which invoice, B/L or certificate it should agree with.
Reference · United States
How long do you have to fix a past entry? Liquidation and the deadlines that run per entry
The clocks on every US customs entry: 300-day PSC window, liquidation at about 314 days, 180 days to protest, 1 year for 1520(d), with a worked timeline.
Answer · United States
How to recover overpaid import duty: PSC, protest, 1520(d) or drawback, by what the audit found
Which route recovers overpaid US import duty for each audit finding: post-summary correction, protest, 1520(d), CAPE, reconciliation or drawback.
Guide · United States
IEEPA refunds: which of your entries qualify and how to find them in your own data
IEEPA duty is refundable in principle on every entry that paid it. Liquidation status sets the route: CAPE, a protest or the court. How to find them.
Answer · United States
Post-entry audit tools and duty recovery firms compared
Pax, Caspian, Trava, KlearNow, GingerControl, Leyton and TariffSense compared from their own pages: what each audits, who files, and how each is paid.
Comparison · United States
Post-entry customs audit: what to check on every line of a Form 7501
What a post-entry audit checks on each Form 7501 line: classification, the Chapter 99 stack, value, quantity, origin, trade agreements, AD/CVD and fees.
Guide · United States
Reconciling broker entry exports with invoices and your ERP: where the numbers stop matching
Why the invoice, the broker's entry export and the ERP never show the same duty or value, which gaps are expected and which are findings.
Guide · United States
Why your entry shows the wrong duty stack: Section 232, IEEPA, Section 301 and Section 122, with worked lines
Most wrong duty stacks apply a Chapter 99 rate to the wrong value or on the wrong date. Four worked lines show the right stack, the wrong one and the gap.
Explainer · United States
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