UK CBAM software for importers of
steel, aluminium, fertiliser, cement and hydrogen
Oremly automates the entire UK CBAM workflow — from import ledger upload, to supplier data collection with automated chases, to return-ready calculations with HMRC default value comparisons. Audit trail built in.
Free until 1 January 2027 · £149/month locked until 2029 · No card required
Importing covered goods without CBAM software is impractical at any scale
UK CBAM requires importers to calculate and report embedded emissions for every shipment of covered goods across five sectors: iron and steel, aluminium, cement, fertiliser, and hydrogen. The liability sits with the importer of record, but the data lives with overseas suppliers who have no legal obligation to provide it.
For an importer bringing in multiple product lines across several sectors, the coordination challenge is significant. Each supplier may use different units, different certificate formats, and different carbon price benchmarks. Without a system, your team becomes a manual data-chasing operation — emailing suppliers, transcribing PDFs into spreadsheets, and hoping nothing is missed before the filing deadline.
The default alternative — using HMRC default values — is expected to cost significantly more and cannot be amended once filed. Oremly gives you a single system for the whole job: identify covered goods, collect supplier evidence, calculate liability with Carbon Price Relief, and maintain the audit trail HMRC expects.
Four steps from import ledger to calculated liability
Connect your import ledger
Upload a CSV from your broker or freight forwarder. Oremly identifies CBAM-covered CN codes across steel, aluminium, cement, fertiliser and hydrogen. No manual classification needed.
Automated supplier outreach
We send tailored data requests to each overseas supplier with a no-login upload portal. Automated reminders follow until they respond. You never write a chase email.
AI extracts emissions data
Whatever format suppliers send back — PDF certificate, spreadsheet, scanned document — the AI reads embedded emissions, net weight, production period, and carbon price paid. Units are normalised for direct comparison.
Calculate and verify
Embedded emissions × CBAM rate − Carbon Price Relief. Side-by-side comparison with HMRC default values. Every figure backed by supplier evidence with a SHA-256 checksum.
The whole job, from scope check to return-ready figure
Multi-sector product coverage
Full support for iron and steel (CN 7208–7326), aluminium (7601–7616), cement (2523), fertiliser (2808–2842, 3102–3105), and hydrogen (2804). Sector-specific emission factors applied per HMRC methodology.
Supplier evidence portal
No-login upload portal for overseas suppliers. No accounts to create, no passwords. They upload certificates and emissions data; you get structured, auditable evidence.
Default value cost comparison
See exactly what you would owe using HMRC default values versus real supplier data. The cost difference is visible months before the filing deadline — not hidden until return time.
Audit-grade evidence store
Every supplier document and calculation result carries a SHA-256 checksum verified on retrieval. Tamper-evident by design. Full append-only audit log of every action.
Bulk import and export
Import your full annual ledger at once. Export your entire compliance record — ledgers, emissions calculations, evidence files, audit log — with a single click. No lock-in.
Multi-entity management
Manage multiple importing entities under one account. Separate ledgers for steel, aluminium and cement divisions. Separate returns. Consolidated group-level oversight.
See your compliance status at a glance
The dashboard shows every import line across all five sectors, supplier response status, and the running cost comparison between verified emissions data and HMRC default values. Nothing is hidden until filing time.

Oremly vs managing CBAM manually
| Task | Manual | Oremly |
|---|---|---|
| Identifying covered goods | Cross-check CN codes against HMRC scope list by hand | Auto-classified on upload against all five sectors |
| Supplier data collection | Individual emails, phone calls, spreadsheets | Automated requests with no-login supplier portal |
| Document processing | Your team reads and transcribes each certificate | AI extracts and normalises emissions data |
| Default value awareness | Unknown until you prepare the return | Visible side-by-side months before deadline |
| Carbon Price Relief calculation | Manual FX conversion and rate lookup | Auto-applied from supplier carbon price data |
| Audit trail completeness | Email threads, filing cabinets, spreadsheets | Checksummed, timestamped, append-only evidence store |
Filing on defaults costs 42% more on average
HMRC default values are calculated to remove any financial advantage from using real supplier data. Once you file on defaults, you cannot amend. Oremly shows the exact cost difference while you still have time to act — across steel, aluminium, cement, fertiliser and hydrogen imports.
Verified data
£18,400
Estimated annual liability with supplier data
Default values
£26,200
Estimated annual liability using HMRC defaults
Built for audit, backed by data
Tamper-evident storage
Every supplier document and calculation result carries a SHA-256 checksum. Verified on every retrieval. If evidence is altered, you will know immediately.
Full data portability
Export your entire compliance record — ledgers, emissions data, calculations, evidence files, audit log — in one click. No lock-in, no data hostage situations.
Append-only audit log
Every action is logged. Permanent, uneditable, undeletable. The complete record you need if HMRC ever asks to see your working for a specific shipment or reporting period.
See Oremly in action

Import ledger view

Supplier response dashboard

Calculation summary
Free until 1 January 2027 · £149/month from 2027
Free founding access until 1 January 2027. No card required. From 1 January 2027, Oremly is £149/month, and founding members keep that price until 1 January 2029. We’ll notify you before billing starts.
Founding Access
£0
until 1 January 2027
- ✓ Full product access
- ✓ £149/month rate locked until 2029
- ✓ No card required
Standard
£149
per month from January 2027
- ✓ All features included
- ✓ Single importing entity
- ✓ Annual plan: £1,609.20/year (10% off)
No feature gating between tiers. Compliance functionality should not be paywalled. Tiers differ by scale and support, not capability.
Frequently asked questions
Start your CBAM compliance today
Free until 1 January 2027 · £149/month locked until 2029 · No card required
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