# The Helios Renewable Energy Project Order 2025, Paragraph 18: Hydrogeological Risk Assessment


No phase of the authorised development which requires horizontal direct drilling or any other trenchless utility installation methods may commence until a hydrogeological risk assessment , the scope of which will be agreed in consultation with the Environment Agency, has been submitted to and approved by the local planning authority in consultation with the Environment Agency.

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Source: https://www.legislation.gov.uk/uksi/2025/1372/schedule/2/paragraph/18 (the official version)
Page: https://openlegislation.uk/helios-renewable-energy-project-order-2025/schedule-2/paragraph-18
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.