Ask Jack — Customs Engine
Ask Jack provides instant, deterministic answers on customs clearance, official entry forms, Section 301 tariffs, landed cost math, and 10-country tariff line structures under verified 2026 schedules.
Query Customs Intelligence by HS Code
📄 Clearance Documents
Lookup required entry forms (CBP 7501, CDS, SAD, B3-3, Pedimento) and PGA permits.
🛡️ Trade Remedies
Verify Section 301 China tariffs, Section 232 steel/aluminum rules, and national safeguards.
🧮 Landed Cost Math
Compute base duty, MPF ($32.71/$634.62), HMF, DTA, SWS, IGST, and import VAT.
🔍 National Extensions
Deconstruct WCO 6-digit backbone into national 8, 9, 10, or 13-digit commodity lines.
Frequently Asked Questions: Ask Jack Tool
What is Ask Jack on hscodedb.com?
Ask Jack is a deterministic customs tariff lookup tool built directly on hscodedb.com's verified 2026 multi-country tariff database. It provides instant, rule-based answers on clearance documentation, trade remedy overlays, landed cost calculations, and national tariff line structures.
Is Ask Jack an AI or human customs broker?
No. Ask Jack is a 100% deterministic automated tool that queries pre-verified tariff data. It does not use generative AI models or act as a licensed customs broker.
What documents are required to clear commercial imports?
Required entry declarations depend on the destination country: CBP Form 7501 in the U.S., HMRC CDS declaration in the UK, EU SAD in Europe, CBSA B3-3 in Canada, Pedimento in Mexico, and 輸入申告書 in Japan.
How are landed cost estimates calculated?
Landed costs combine commercial invoice value, freight, insurance, statutory ad-valorem or specific customs duties, trade remedy overlays (Section 301/232), entry processing fees (MPF/HMF/DTA/SWS), and destination sales tax/VAT.