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Carbon Hub / Prepare evidence for UK CBAM
Evidence guide

Prepare evidence for UK CBAM

Use the current HMRC publication and enacted rules for the applicable period. Do not copy EU CBAM assumptions into a UK calculation.

Start with the evidenceOpen Regulation Watch
01

Check the current legal status

Record which elements are enacted, proposed or described in impact documents, with the publication date.

02

Confirm the goods and importer

Record product classification, origin, importer, value or quantity thresholds where applicable and the accounting period.

Inzonex removable modular insulation on industrial equipment
Equipment heat loss

Measure exposed hot surfaces

Use measured surface area, temperature and operating hours to calculate heat loss from boilers, kilns, heat exchangers, valves and pipework. Inzonex supplies removable modular insulation for equipment that requires maintenance access.

  • Design target: surface temperature at or below 45 °C, subject to the application and design review
  • Claimed heat-loss reduction: up to 96%, subject to the measured boundary and insulation specification
  • Removable construction for inspection and maintenance access
  • Calculation record available for the selected equipment and operating conditions

Do not add a calculated reduction to an emissions report until the reporting boundary, factor, implementation date and verification method have been approved.

03

Collect embedded-emissions evidence

Keep installation, production route, activity data, factors, electricity treatment, verification and origin carbon-price records.

04

Keep planning separate from tax calculation

Use scenarios to test data readiness and sensitivity. Use the final statutory method for any return or liability.

S

Official sources

This page does not calculate a UK tax liability or assume that a product is covered.

Source: Inzonex Carbon Hub — inzonex.co.uk/carbon · prices dated as shown on each figure · schedule per Regulation (EU) 2023/956 · indicative analytics, not compliance advice.