Sonja O’Connor BL

  • Junior Counsel: 2012

BCL with French Law (UCD); Certificat superior en droit francais (Paris II); Adv Dip legislative drafting (King's Inns)

Areas of Practice:
  • Administrative Law
  • General Practice
  • Judicial Review
  • Environmental Law
  • Legislative Drafting
  • Planning & Local Government Law
Sonja O’Connor BL

Other Languages:
French (Working)
Direct Professional Access:

  • Friends of the Irish Environment v An Bord Pleanála [2019] IEHC 80 – Judicial Review – Whether a decision to extend the duration of a planning permission for Strategic Infrastructure Development engaged the Habitats Directive – High Court referred a number of questions to the CJEU for preliminary ruling pursuant to Article 267 of the TFEU for preliminary ruling (Counsel for the Notice Party)
  • Heather Hill Management Co. v ABP [2019] IEHC 450 – Judicial Review – Whether the decision to grant planning permission for Strategic Housing Development (SHD) was ultra vires (Counsel for the Notice Party)
  • Hoey v Waterways Ireland 2021 [IESC] 34 – Appeal against refusal by High Court to grant an Interlocutory Injunction (Counsel for the Defendant)
  • Advisory work in the field of planning and environmental law

CMG Events – Environmental Law Conference – 28 January 2021 – “EU Liability for Environmental Damage

Contact Form

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087-627 4142
Distillery Building 145-151 Church Street Dublin 7

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