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Model wood packaging checks as recorded fields, not a pass verdict

Wood packaging compliance works better as a field-recording problem than as an automated pass or fail test. A receiving system can capture what a person observes on a pallet. It cannot decide whether that pallet satisfies 7 CFR 319.40-3, and no field list changes that.

The distinction matters because the regulation does not hand a warehouse a checklist that maps to a database column. It sets conditions on importation, and several of those conditions rest on determinations that belong to APHIS or to an inspector. A system that stores observations and a system that issues verdicts are different systems. Only the first one is honest about what it knows.

Fields a receiving system can record

The first field is material type. The regulation defines bark chips as bark fragments broken or shredded from log or branch surfaces (7 CFR 319.40-1), and it treats wood packaging material as a category with its own conditions under 7 CFR 319.40-3. Recording whether a pallet, a crate or loose dunnage is in front of the receiver is a description, not a classification ruling.

The second field is whether bark is present and how much. 7 CFR 319.40-7(b) sets a surface limit for regulated articles in a lot, and it sets a different rule for raw lumber. A receiver can note that bark is visible and roughly where. A receiver cannot convert that note into a compliance finding, because the percentage test in the regulation is applied to a lot, not to the one pallet on the dock.

The third field is the mark itself, recorded symbol by symbol rather than as a single yes. The mark carries information the regulation describes, and copying each element into its own field keeps the observation separable from any conclusion drawn from it.

The fourth field is pallet count and the supplier or shipper the pallet arrived from. The fifth is a disposition record when something looks wrong, written as what was observed and who was told, not as an outcome the system chose. The sixth is cost responsibility, and 7 CFR 319.40-10 splits it: inspection done on assigned duty hours at the usual posting carries no charge to the importer, yet the same section lets an inspector ask the importer to provide the workers, chemicals and packaging that handling a regulated article requires. Recording who bore which cost is a bookkeeping entry. Assigning that cost in advance is a contractual question for the parties.

wood_packaging_receipt
  material_type          observed | pallet | crate | dunnage | loose wood
  bark_visible           yes | no | unknown
  bark_location_note     free text, observer words only
  mark_present           yes | no | unreadable
  mark_elements          one field per symbol on the mark
  pallet_count           integer
  supplier_name          text
  observation_time       timestamp
  observer               person
  disposition_note       free text, what was seen and who was notified
  cost_bearer_note       free text, agreed between parties
  review_required        always true until a human clears it
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Where the model breaks

The first trap is treating a visible mark as proof of compliance. A mark on a pallet is an object a receiver can see. Whether the treatment behind that mark was carried out correctly is not visible, and 7 CFR 319.40-7(c) sends treatment of regulated articles to part 305 of the same chapter. A record that says "mark present" is accurate. A record that says "compliant" is a claim the receiver is not positioned to make.

The second trap is hardcoding an exemption list as permanent. 7 CFR 319.40-3(a) opens with conditions for Canada and Mexico, and those conditions are written into a numbered paragraph that can be amended. A system that bakes the current list into a lookup table will keep answering with a rule that may no longer be the rule. Store the paragraph reference and the retrieval date beside the entry, and have someone confirm the current text before relying on it.

The third trap is letting the system pick the disposition. 7 CFR 319.40-7(a) addresses what happens when APHIS determines that a required document is inaccurate, and the consequence described there is refusal of entry. That is an agency determination. A warehouse workflow can log that a pallet was flagged and that a broker or the importer was contacted. It should not carry a branch that outputs a disposal or return decision on its own authority.

A rule sketch that stops at the human boundary

on receipt of wood packaging:
  record material_type, mark_present, mark_elements, pallet_count, supplier_name
  record bark_visible and bark_location_note in observer words
  set review_required = true

  if mark_present == "unreadable":
      open a manual review task
      notify the party named in the shipment agreement
      do not infer treatment status

  if bark_visible == "yes":
      open a manual review task
      record the observation
      do not compute a percentage against 7 CFR 319.40-7(b)

  if supplier_name is new or mark_elements are incomplete:
      open a manual review task
      ask the importer to confirm the packaging source

  never auto-close review_required
  never write a compliance verdict field
  never trigger a disposal, return or re-treatment action
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Every branch in that sketch ends at a person. The code records and routes. It does not conclude.

What the parties should agree before the first pallet

Sellers and providers should agree in writing which observations get recorded, who receives a flagged pallet, and how long the record is kept. They should confirm which party contacts the customs broker when a mark is unreadable, and record that contact rather than assuming it happened. They should consider keeping the raw observer note alongside any later summary, because the note is the evidence and the summary is an interpretation. They should also agree that a disposition decision on wood packaging sits with the importer and the agency that inspects, not with the warehouse system.

What we can see and what we cannot

FulfillNexa by SBT (fulfillnexa.com) owns those rows, not the determination. We cannot issue a treatment certificate, judge whether a mark is genuine, or absorb the consequences of a 7 CFR 319.40-7 disposition. Receiving happens on 24,000 square meters of Chinese space, of which Suzhou holds 13,000 for consolidation work, Dongguan 8,000 for ecommerce storage and per-order picking, and Shenzhen 3,000 for oversize cargo and sea-air transfers.

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