Guidance

CHPQA guidance note 19: Adjustment of energy inputs and outputs for excessive uncertainty

Determining adjustment factors for energy input and output taking account of any excessive uncertainty; combining them to determine weighted adjustment factors for self-assessment submission.

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Details

Guidance to enable responsible persons to:

  • determine the adjustment factor applicable to each measured or calculated energy input and output, so as to take account of any excessive uncertainty in that value
  • to combine these individual adjustment factors to determine overall weighted adjustment factors for energy inputs, power outputs and heat outputs required for the completion of a self-assessment submission

Updates to this page

Published 1 September 2021
Last updated 26 March 2026 show all updates
  1. Updated 2026 to align with the CHPQA Portal now hosted on GOV.UK.

  2. First published.

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