Amended Approved Document L1B and Domestic Building Services Compliance Guide

This circular letter informs building control bodies about the amended Approved Document L1B and the Domestic Building Services Compliance Guide


New editions of Approved Document L1B and the Domestic Services Compliance Guide

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The purpose of this divisional circular letter is to inform building control bodies in England about amendments to:

This circular letter and the amendments to the Approved Document apply in relation to building work carried out in England.

These amendments will come into force on 6 April 2018 in respect of:

  • building notices given, full plans deposited or initial notices given on or after that date

  • the contract for the provision of the work being agreed on or after that date in cases where no notification to a building control body is required.

Published 5 April 2018