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ARTICLE · 29 JULY 2025

Unmasking Anonymity: Norwich Pharmacal Orders In Irish Defamation Law

Addleshaw Goddard
Addleshaw Goddard
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In the wake of the recent Tattle Life case, which we discussed in a previous article, the role of Norwich Pharmacal Orders has become increasingly significant in unmasking anonymous...

IrelandLitigation, Mediation & Arbitration
Rachel Shanley
Rachel Shanley
Sinead Lardner
Sinead Lardner

In the wake of the recent Tattle Life case, which we discussed in a previous article, the role of Norwich Pharmacal Orders has become increasingly significant in unmasking anonymous wrongdoers. We examine their purpose, legal criteria and recent developments in Irish law, including the proposed Defamation (Amendment) Bill 2024, which aims to make Norwich Pharmacal Orders more accessible and cost-effective. To mitigate reputational risks, businesses and individuals should act swiftly to preserve evidence, seek legal advice and engage with platforms to address harmful content effectively.

What is a Norwich Pharmacal Order?

A Norwich Pharmacal Order ("NPO") is a court-ordered remedy compelling a third party to disclose information that can identify a wrongdoer. The equitable remedy originated from the landmark 1974 UK case of Norwich Pharmacal Co v Customs and Excise Commissioners. This was introduced to help claimants hold wrongdoers accountable, even when

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