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Statutory guidance

SR2024 No 2: using unbound incinerator bottom ash aggregate in construction

Standard rules for unbound incinerator bottom ash aggregate (IBAA) in construction as a deposit for recovery operation.

Updates to this page

From:
Environment Agency
Published:
20 May 2026
Last updated:
2 July 2026
Show all updates

  1. Standard rules introductory note updated last paragraph, fourth bullet that activities should not be carried out ‘within 50 metres of a protected species or habitat that the Environment Agency considers at risk from this activity’. Added 'protected species or habitat' meaning to section 4.1 Interpretation. Generic risk assessment updated section 4.1 Harm to protected site from any source, last paragraph, third bullet to ‘within 50 metres of a protected species or habitat that the Environment Agency considers at risk from this activity’.

  2. Corrected 2.3.3 - removed waste code 19 01 wastes from incineration or pyrolysis of waste.

  3. Added the charges for this permit into the 'Details' section.

  4. First published.

Applies to England

Documents

SR2024 No 2: using unbound incinerator bottom ash aggregate (IBAA) in construction as a deposit for recovery operation

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SR2024 No 2: generic risk assessment for using unbound incinerator bottom ash aggregate (IBAA) in construction as a deposit for recovery operation

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Details

These standard rules will allow you to store and subsequently use unbound incinerator bottom ash aggregate (IBAA) for the purposes of a recovery activity involving the deposit of waste in the following construction activities:

  • building a road sub-base
  • building a structural platform
  • pipe bedding

You can apply for this standard rules permit if: 

  • your activity meets the rules set out in the permit 
  • you can manage the potential risks as set out in the generic risk assessment

The charges for applying for this standard rules permit are:

  • £2,741.36 for a new standard rules permit application
  • £822.10 for a minor variation to the permit
  • £2,625.10 to transfer the permit
  • £1,645.23 to surrender the permit

There is also an annual subsistence charge of £3,442.28 for the standard rules permit.

You can get advice before you apply for a permit. 

Check how to apply for an environmental permit.

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