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Customs software · Compliance process

Support a More Consistent Customs Compliance Process

Make the important checks part of everyday declaration work. CDUK structures preparation, flags data issues before you submit and keeps every response in view. Your team has full control of each declaration, with our UK team behind you. Everything is prepared, checked and filed on one pay-as-you-go account, so reviewers spend their time on judgement instead of chasing paperwork.

  • Guided preparation
  • Commodity requirements mapping
  • Document review
  • Customs response visibility
Review your filing process
  • See what a commodity code asks forThe data and documents linked to the code your team selected are listed, so nothing is found out late.
  • Fix data issues before you submitMissing or mismatched fields are listed by section. Jump to each one and fix it, so checks are part of the work.
  • Decide where your documents differBoth values sit side by side. The document value is used unless your reviewer picks the template’s.
  • Keep every response on the entryEach message is recorded with its time on the declaration, so your team can see what happened and when.

In a nutshell

Good customs compliance rests on three things: accurate facts, sound decisions and evidence you can retrieve. Filing in-house on CDUK covers all three, so nothing depends on a mailbox, a spreadsheet or one colleague's memory.

For the GB Customs Declaration Service (CDS), CDUK gives every declaration a repeatable shape: guided preparation, requirements mapped to the commodity codes you select, extracted document data presented for review, and customs responses shown beside the entry they concern. Real-time validation catches gaps before you submit, when errors are cheapest to fix.

You prepare each declaration, check it and submit it directly to HMRC, with built-in checks and our onboarding, training and UK support behind you. One account, one audit trail, no per-seat or monthly fees. You can start with a single lane and measure the saving on your own data.

Why consistency is hard

Declarations can go wrong at the handovers, not only the keyboard.

Many avoidable problems in customs filing are process problems. The same questions get answered differently depending on who is filing, which documents arrived and how busy the day is. Bringing filing onto one platform gives every declaration the same structure, whoever prepares it.

  • The facts disagree

    An invoice, a packing list and a transport document rarely tell exactly the same story about weights, package counts or places. CDUK compares extracted document data and shows conflicts side by side, so your team spots them early and picks the right value.

  • The decisions are undocumented

    A classification, an origin claim or a procedure choice often lives in one colleague's head or an old email. In CDUK, saved parties, templates and declaration cloning keep decisions reusable and visible, so the next filing starts from a checked baseline. Over time your own good decisions become the default.

  • The evidence is scattered

    When a query arrives weeks later, the supporting documents are often in a mailbox, a shared drive and a supplier portal. On CDUK, documents sit with the declaration they support, alongside its history and responses, so you can find everything quickly and reply with the evidence attached.

Three separate stages

Data checks, professional review and the customs decision.

A declaration passes through three kinds of scrutiny, each run by a different party. CDUK supports the first directly, gives your reviewers a clear starting point for the second, and shows you the outcome of the third as it arrives from HMRC. Each stage is visible and recorded on the same declaration.

How the stages relate

  1. Is the information complete and consistent?

    CDUK validates as you work, flagging missing or inconsistent information, formatting problems and rule failures, and comparing extracted document data for conflicts. You fix issues before submission, not after.

  2. Is the treatment right for these goods?

    Your team decides classification, origin and any preference claim, valuation and procedure, then submits directly. CDUK guides each decision with commodity lookup, requirements mapping and saved profiles, so reviewers work faster. Decisions are recorded on the declaration for the next time a colleague files the same goods.

  3. What does the authority decide?

    HMRC processes the declaration and responds. CDUK notifies you of each customs response and shows it beside the original entry, so acceptance, release and any query are visible as they happen.

Each stage has its own job. CDUK keeps all three visible, so your team knows where a declaration stands and what it needs next.

The six review areas

Put the right questions before submission.

These are the areas your reviewer establishes for each filing. CDUK puts the relevant fields, evidence and saved details in front of them in one workspace, so questions are answered before you submit, not after a query.

Review areaWhat the team needs to establishWhere CDUK helpsWhat your team decides
ClassificationDoes the selected code describe the actual goods?Commodity code search and CDS requirements mapping for the code you selectChoosing the code from your product information, with search and mapping to guide you
OriginIs the country and any preference claim supported?Origin and preference fields in the guided workflow; documents attached to the declarationConfirming the evidence supports the claim, with documents held on the declaration
ValuationHave the relevant valuation elements been considered?Valuation fields and extracted invoice values, shown for reviewDeciding which elements apply, with values laid out for quick review
ProcedureIs the procedure appropriate and any authorisation in place?Procedure-specific declaration structure for supported CDS declaration typesChoosing the procedure, with the declaration structure following your choice
Supporting evidenceAre required documents and references available?Documents attached to each declaration; requirements flagged as answered or not startedChasing missing documents and judging sufficiency, with gaps flagged for you
RepresentationIs the filing made by the correct party with appropriate authority?Party details captured and reused from saved profilesConfirming authority to file for each party, with profiles kept on the platform

The declarant owns these decisions. CDUK gives your team the guidance, checks and history to make them quickly and record them clearly.

Illustrative examples

Give the reviewer a better starting point.

The aim is to give your reviewer the open questions up front, instead of leaving them to hunt for problems in a finished entry. These examples cover documents, requirements and customs responses.

Document review

Extracted data, ready *for your review.*

AI document processing turns invoices, packing lists and transport documents into a draft your team reviews. Conflicts between documents are shown side by side, so your reviewer can choose the right value and missing facts are caught early.

  • Compare conflicts across documents before the draft is built
  • Correct errors in the extracted data, then confirm
  • Keep the source document attached as your evidence
Requirements mapping

Requirements organised *around your codes.*

For CDS, CDUK organises the requirements linked to your selected commodity codes into clear groups. Your team answers them once, applies common answers across items and reviews how each measure applies to the goods. You see what is still open before you submit.

  • See which requirement groups are answered, mixed or not started
  • Apply common answers across items, and see where items differ
  • Review each measure against the goods
Customs responses

Follow every HMRC response, *in order.*

CDUK notifies you of the response to each submitted declaration and shows it beside the entry. Acceptance, release and any query appear as separate events, so your team knows the next action and can respond with evidence. Your history shows who did what and when.

  • Status updates linked to the declaration they concern
  • Queries visible next to the original entry and its documents
Start in-house

A practical way to start.

  1. Pick one repeat lane

    Choose a shipment type you file often, so improvements show quickly and exceptions are easy to spot. Our team can help you choose the lane. Set it up once with a template and saved parties, then reuse it for every repeat movement.

  2. Name the reviewer for each question

    Agree who decides classification, origin, valuation and procedure, and who may submit. Workflow and team collaboration in CDUK reflect those roles in how declarations move, so preparers, reviewers and submitters each see what they need.

  3. Run it through guided preparation

    File the lane using guided workflows, requirements mapping and, where useful, document extraction. Our team can onboard and train yours. Note where reviewers had to step in, and you have a real measure of the time saved before you widen the scope.

  4. Review the pattern

    Use the audit trail and history to look at recurring errors and queries. Fix the product data, the supplier document or the instruction that caused them, and the improvement carries into every later filing.

Keep your evidence usable

A filing record you control.

Attach supporting documents to the declaration they belong to and keep a complete history of who prepared, changed and submitted it. Your filing record sits in your own account, alongside your own retention policy, and our team can help you set it up. Responses, status changes and queries are kept beside the entry they concern, so a request weeks later is easy to answer.

  • Documents attached to the declaration they support
  • Customs responses visible beside each entry
  • Saved party profiles reused consistently
  • Requirement groups showing what is still open
Frequently Asked Questions

Questions about compliance.

Does validation guarantee a compliant declaration?

Validation flags missing or inconsistent information and rule failures before you submit, which removes many avoidable errors. The facts and decisions behind the entry stay with your team, and CDUK gives your reviewers the checks, guidance and history to make them well.

Does HMRC acceptance mean the treatment is correct?

Acceptance and release are separate stages, and CDUK shows each one beside the declaration as HMRC responds. Your evidence and decision history sit on the same entry, so you can answer any later query quickly.

Does the platform choose our commodity code?

Your team selects the code, and CDUK makes it quicker with UK Tariff commodity code lookup. Once a code is selected, requirements mapping organises what the declaration needs. See GB CDS declarations for how it works. A CDS declaration costs a maximum of £25, with no monthly fee.

Can extracted document data be trusted as evidence?

AI document processing produces a draft your team reviews, with conflicts shown side by side. You correct anything needed and confirm. The original document stays attached to the declaration as your evidence. Every correction is recorded in the declaration history.

How does CDUK fit our compliance programme?

CDUK becomes the working core of it for filing: guided preparation, a complete audit trail and documents held on each declaration. Your procedures run through the platform, and our UK team helps you set them up during onboarding.

Is this suitable for a large team with multiple reviewers?

Yes. You decide who reviews what, and workflow and team collaboration in CDUK follow that. For larger operations, see enterprise customs teams and contact us to scope roles and review steps.

Explore related solutions

Where this fits in your operation.

Improve the Process You Can Control

Show us how a typical declaration is prepared and reviewed today, and we will walk through how guided preparation, document review and response tracking would work on one account. You will see where checks happen now, where they could come earlier, and what that would save in time and cost. Pay as you go with no monthly fee and no minimum volume, or choose a subscription with volume discounts. See our pricing page.

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