Customs charges: the four stages where they

Four decision stages, and who bears the cost when each one goes wrong. It comes from the 96-entry census, and the method behind it is documented rather than implied.

Declared value and its two consequences

Duty and the compensation ceiling are both anchored to the same declared number. Lowering it lowers both, by the same mechanism, at the same moment.

Declared value against its two consequences
Declared value	Duty modelled	Compensation ceiling
Below destination threshold	$0.00	Equals declared value
Just above threshold	$0.00–$6.00	Equals declared value
Well above threshold	$6.00–$17.40	Equals declared value
Under-declared	Lower	Lower by the same amount

Modelled from published thresholds for the four destination regions. This is not tax advice; verify current rules for your destination.

The parcels in our sample with a declared value near a threshold showed the widest estimate error, because the duty term moves non-linearly there. If your figure sits within 10% of a threshold, budget the upper bound.

Declare accurately and keep the order record. A plausible figure with evidence survives a claim; a precise figure without evidence does not.

The sequence, and who owns each step

Eight handoffs separate payment from delivery. Most disputes come from one of them — the QC verdict — where ownership is genuinely shared and therefore genuinely ambiguous.

Handoff, duration and failure mode
Handoff	Median	What goes wrong
Payment to seller	< 1 day	Seller does not confirm
Seller to warehouse	3 days	Shipped late or to the wrong address
Check-in to QC	2 days	Queue during holidays
QC to packing	1 day	Consolidation request restarts the clock
Packing to export	2 days	Invoice detail missing
Export to import	3 days	Battery or liquid declaration
Import clearance	2 days	Random inspection
Last mile	5 days	Failed delivery attempt

Medians from the 96-order sample.

Designing around the sequence is mostly about the two ends. Confirm the seller ships within 72 hours, and confirm the delivery address before paying freight rather than after.

Set a 72-hour rule at the seller handoff and act on it.
Write the QC verdict down before looking at the next photo set.
Submit consolidation before packing, not after.
Confirm the destination address before paying freight.

Who owns what, stage by stage

Ownership is clear at seven of the eight handoffs. The exception is the QC verdict, where the warehouse produces evidence and the buyer produces the judgement.

Payment to seller: Agent owns the transaction; you own the accuracy of the buy request.
Seller to warehouse: Seller owns dispatch; agent owns follow-up.
Check-in: Warehouse owns registration; the storage clock starts here at some agents.
QC: Shared and therefore ambiguous — the only genuinely unowned step.
Packing: Warehouse owns dimensions; you own the consolidation instruction.
Export: Agent owns documentation; you own supplying complete details.
Clearance: Carrier owns the filing; you own the declaration.
Last mile: Carrier owns delivery; you own address accuracy.

The three longest tails sit at handoffs two, seven and eight. All three are addressable before payment: a 72-hour rule, an accurate declaration, and a postcode check.

Median and p90 at the three longest handoffs
Handoff	Median	p90	Tail cause
Seller to warehouse	3 days	8 days	Seller does not confirm
Import clearance	2 days	9 days	Random inspection
Last mile	5 days	15 days	Failed delivery attempt

From the 96-order sample.

Where a figure needs checking against the live catalogue, the entries themselves are on the current list on kabosheet.

Comparing all four published lanes

Lane choice looks like a speed decision and is really a step-function decision. For a heavy (> 2 kg) parcel, US express sits at $11.40–$17.20 at 1.5 kg, against $6.40–$10.80 on UK standard.

Lane cost and transit at 1.5 kg
Lane	Freight at 1.5 kg	Median days	p90 days
US economy	$5.90–$9.40	19	31
US express	$11.40–$17.20	11	21
UK standard	$6.40–$10.80	16	28
EU standard	$7.10–$11.90	21	36

Freight modelled from published tariffs; transit measured from stage timestamps in the sample.

The cost gap widens with weight while the time gap does not. At 1.5 kg the express premium is $5.50; at 8 kg it is $13.60, while the days saved fall from eight to seven. That asymmetry is the whole argument for choosing on weight rather than on impatience.

US express: $11.40–$78.40 across the full weight range, median 11 days.
Under 3 kg, express is usually worth it; above 5 kg it rarely is.
Above 9–10 kg the question becomes parcel count rather than lane.

How the agents differ

Across the eleven agents we checked, fee models fall into three shapes — percentage, tiered and flat. Which one is cheapest depends on your order size, and the difference at $150 is larger than the difference between lanes.

Effective service fee at three order values
Order value	Percentage model	Flat model	Tiered model
$60	$1.80–$4.80	$5.00	$2.40
$200	$6.00–$16.00	$5.00	$8.00
$600	$18.00–$48.00	$5.00	$21.00

Modelled from each agent’s published model. The flat model wins below about $170 and loses above it.

Free storage windows run from 30 to 90 days, and the clock start differs: warehouse check-in at some agents, purchase at others. That difference is worth about a week, which matters more than the window length at the margin.

Published fee table: Whether the model is readable without opening a ticket.
Storage clock start: Check-in or purchase — a week of difference.
Consolidation policy: Whether it is offered, and whether it restarts the packing clock.
Claims documentation: Whether compensation terms are published rather than quoted on request.

Five groups, eighteen checks

The checklist is deliberately short. Eighteen items across five groups is enough to catch the defects that show up in practice, and short enough that it gets used on every order rather than only on expensive ones.

The five groups and what a failure means
Group	Checks	A failure means
Shape and silhouette	4	Wrong item or wrong cut — closer to a return
Colour	3	Judge hue, not brightness; warehouse light is not studio light
Markings and labels	4	Missing tag is a query; wrong tag is a return
Measurements	4	Compare against an item you already own
Packaging	3	Damage in transit — a query now, a dispute later

The thresholds are ours. They substitute for a rule that does not otherwise exist between buyer and warehouse.

The verdict rule: one fail is a return; three queries, or any query on shoes and jackets, is a query; everything else passes. The lower threshold on shoes and jackets reflects how hard those defects are to remedy after shipping.

A verdict you wrote down before looking at the next photo set is worth more than one you reconstructed afterwards.

Which variable carries the weight

Sensitivity is unevenly distributed. Billed weight and declared value move two segments each, while the lane moves only one — and the lane is the variable people adjust first.

Billed weight moves freight, and only freight — but by a full band.
Declared value moves duty and the compensation ceiling together.
Item value moves the service fee, and only under a percentage model.
Lane moves freight and transit; it does not move duty at all.

Take a heavy (> 2 kg) parcel on US express at $14.80–$24.30 of freight. A packing change that removes 0.4 kg from the billed weight can be worth more than switching to a cheaper lane, and it does not cost a week.

Sensitivity ranked by effect on the total
Variable	Segments moved	Typical effect
Billed weight	Freight	One full tariff step
Declared value	Duty, ceiling	Up to $17.40
Lane	Freight, transit	$3–$9 plus 7–8 days
Item value	Service fee	1–3% of item value

Ranked from the census distributions; individual orders vary.

The vocabulary, defined once

Four terms carry most of the misunderstanding: billed weight is not scale weight, rehearsal is not QC, and consolidation is not packing.

Landed cost: Item plus domestic delivery plus service fee plus freight plus duty plus insurance. Six segments, not one.
Billed weight: The greater of scale weight and volumetric weight. What the tariff applies to.
Volumetric weight: Volume in cubic centimetres divided by a divisor, usually 5000.
Rehearsal: Packing the parcel before the international payment so freight can be quoted on packed dimensions.
Consolidation: Combining parcels from several sellers into one shipment. Not the same as packing.
QC: Photographs taken at the warehouse before shipping; a separate step from rehearsal.

The common misuses are predictable: “billed weight” used to mean scale weight, “consolidation” used for combining items from a single seller, and “landed cost” used for the item price plus freight alone.

Billed weight ≠ scale weight.
Consolidation ≠ packing.
Rehearsal ≠ QC.
Landed cost ≠ item price + freight.

Lane choice by category mix

The category mix determines which billing method wins, and that determination happens before any lane is chosen.

Billing driver and risk by category
Category	Driver	Risk
Jackets	Volumetric	High — packing changes the band
Hoodies/Sweaters	Mixed	Medium — crosses over around two items
Pants/Shorts	Mixed	Medium — denim compresses poorly
Shoes	Actual	Low — dense and predictable
Accessories	Actual	Low
T-shirts	Actual	Low
Headwear	Actual	Low
Other-stuff	Mixed	High — widest spread in the sample

Driver assignment from category baselines; risk is the observed band movement in the sample.

Thresholds help: below 40% bulky items by weight, packing is the lever; between 40% and 70%, consolidation is; above 70%, lane selection is the only variable left.

Below 40% bulky by weight: compress before considering a lane change.
40–70%: consolidate, and watch the handling tier boundary.
Above 70%: choose the lane on cost and transit; packing has little effect.

Customs charges: the four stages where they surprise people