Planning & Environmental Law: Challenging Wind Farms

Author:Mr Eoin Cassidy, William Carmody, Rory Kirrane and Peter McLay
Profession:Mason Hayes & Curran

The benefits of renewable energy are obvious, but the High Court in  Kelly v An Bord Pleanála made it clear that failure to properly consider the negative environmental impact of a wind farm project could result in a successful challenge to the planning permission granted.    

Wind farm projects frequently face challenges and litigation from persons and groups seeking to stop projects entirely. In July 2014, this issue was thrust into the public spotlight when a legal challenge to a wind farm project was successful on the grounds that certain steps required by the European Habitats Directive had not been taken by an Board Pleanála.

The Habitats Directive

The Habitats Directive requires any proposed development likely to have a significant effect on a protected site to undergo an 'appropriate assessment' ("AA") prior to planning approval. Approval can generally only be granted if proven that the development will not adversely impact the integrity of the site.

High Court Case - Kelly v An Bord Pleanála

The High Court, in the case of Kelly v An Bord Pleanála  (25 July 2014), overturned two planning permissions for a 35 turbine wind farm in Co. Roscommon as the Board had not properly conducted an AA and had failed to furnish adequate reasons for deciding the wind farm would not adversely affect the integrity of the site.

Correct Procedure for Conducting an Appropriate Assessment

For an AA to be valid, the Board must: 

assess, using scientific knowledge, if the development will adversely impact the integrity of the site whether in isolation or in conjunction with other projects; ensure all findings are comprehensive and no reasonable scientific doubt remains; state the precise findings relied upon and the main rationale/reason for approving the development; and when considering an appeal, invite the parties to make a further submission to the Board for consideration. Project Splitting

In a judgment issued in the O'Grianna & Ors v An Bord Pleanala judicial review proceedings on 12 December 2014 the High Court quashed the decision of An...

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