Byrne v The Tanaiste & Ors (Approved) [2025] IEHC 565 (20 October 2025)

Byrne v The Tanaiste & Ors (Approved) [2025] IEHC 565 (20 October 2025)

The plaintiff's claims are non-justiciable as they concern political directives and constitutional provisions approved by referendum; no breach of Article 12.4 or statutory requirements occurred; the proceedings are unstateable and bound to fail.

Citation
[2025] IEHC 565
Parties
Plaintiff: Niall Byrne; First Defendant: Simon Harris (The Tánaiste); Second Defendant: Minister for Housing, Local Government and Heritage; Third Defendant: Ireland; Fourth Defendant: Attorney General
Jurisdiction
Ireland
Judgment Date
20 October 2025
Procedural Posture
Plenary Summons / Judgment on Motion to Strike Out
Outcome
Plaintiff's proceedings struck out as non-justiciable and bound to fail.
Legal Topics
Justiciability, Presidential Nomination, Separation of Powers, Locus Standi, Delay in Proceedings
Constitutional Law Election Law Justiciability Presidential Nomination Separation of Powers Locus Standi Delay in Proceedings

Case Brief

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Parties

Niall Byrne

Plaintiff

Simon Harris (The Tánaiste)

First Defendant

Minister for Housing, Local Government and Heritage

Second Defendant

Ireland

Third Defendant

Attorney General

Fourth Defendant

Procedural Posture

Plenary Summons / Judgment on Motion to Strike Out

Legal Issues

  1. 1 Whether a political directive by a party leader to councillors regarding presidential nominations is unconstitutional and justiciable
  2. 2 Whether the presidential nomination process under Article 12.4 is unconstitutional
  3. 3 Whether the nomination and election process should be rerun

Ratio Decidendi

The plaintiff's claims are non-justiciable as they concern political directives and constitutional provisions approved by referendum; no breach of Article 12.4 or statutory requirements occurred; the proceedings are unstateable and bound to fail.

Court Disposition

Plaintiff's proceedings struck out as non-justiciable and bound to fail.

Orders

  • Proceedings struck out pursuant to the inherent jurisdiction of the court.