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Is cold email legal in Ireland? The B2B rules, quoted

Irish law separates three cases: a company, a person at their work address, and a person at a personal address.

Updated · By Otman Ounana · How we research

Short answer

Mostly yes for business email. You may email a company unless it has told you it does not consent [1], and a person at an address that reasonably appears to be their work address, if the email is solely about their work [2]. A person at a personal address needs to have consented first [3]. Every email must include a valid address to opt out [4].

General information, not legal advice, as of the date above. Where a regulator says its guidance is under review, we say so. If your situation is unusual, ask a lawyer who practises in that country.

The law that applies

Ireland's email marketing rules are in S.I. No. 336/2011, the Privacy and Electronic Communications Regulations, Regulation 13. GDPR applies to the personal data in the email as well. Each rule below is quoted from the regulations themselves.

Case 1: an email to a company

For a subscriber "other than a natural person", the rule is an opt-out: you must not send direct marketing email "where the subscriber or user has notified the person that the subscriber or user does not consent to the receipt of such a communication" [1]. In other words, you may write until the company says no, and then you stop.

Case 2: an email to a person at their work address

Regulation 13(2) carves out work addresses. Writing to "an email address that reasonably appears to the sender to be an email address used mainly by the subscriber or user in the context of their commercial or official activity" is not treated as direct marketing to an individual, as long as "the unsolicited communication relates solely to that commercial or official activity" [2]. A practice manager's address at the practice, about a service for the practice, fits. The same person's personal address does not.

Case 3: an email to a person at a personal address

This needs consent: you may not send it "unless the person has been notified by that subscriber or user that he or she consents to the receipt of such a communication" [3].

What every email must contain

An email "for the purpose of direct marketing" must "include a valid address at which that person may be contacted" [4]. The Data Protection Commission adds that individuals can object and "a valid address to opt-out must be included with each marketing communication" [5].

Decision table

Who you write toRule
A company (info@, sales@, a team inbox)Allowed until they tell you they do not consent
A person, at an address used mainly for their work, about their workAllowed
A person, at a personal addressConsent needed first
Anyone who has said stopNever again

GDPR still applies

A named person's work address is personal data. Direct marketing can rest on legitimate interest [6], and you must tell the person where you got their address at the latest when you first write to them [7]. See how to answer "where did you get my email".

Questions

Is B2B cold email legal in Ireland?

Generally yes: to a company until it opts out, and to a person at a work address when the email is solely about their work. A personal address needs consent.

Do I need consent to email an Irish company?

No, but you must stop if the company tells you it does not consent, and every email needs a valid opt-out address.

Which Irish law covers cold email?

Regulation 13 of S.I. No. 336/2011 (the ePrivacy Regulations), together with GDPR for the personal data involved.

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Sources

  1. Ireland, S.I. No. 336/2011, Regulation 13(4). “A person shall not use or cause to be used any publicly available electronic communications service to send an unsolicited communication for the purpose of direct marketing by means of electronic mail, to a subscriber or user other than a natural person, where the subscriber or user has notified the person that the subscriber or user does not consent to the receipt of such a communication.” Read on 1 October 2026.
  2. Ireland, S.I. No. 336/2011, Regulation 13(2). “Notwithstanding paragraph (1) and subject to paragraph (4), the use of electronic mail to send an unsolicited communication for the purpose of direct marketing to a natural person does not include an electronic mail to an email address that reasonably appears to the sender to be an email address used mainly by the subscriber or user in the context of their commercial or official activity and the unsolicited communication relates solely to that commercial or official activity.” Read on 1 October 2026.
  3. Ireland, S.I. No. 336/2011, Regulation 13(1). “electronic mail, unless the person has been notified by that subscriber or user that he or she consents to the receipt of such a communication.” Read on 1 October 2026.
  4. Ireland, S.I. No. 336/2011, Regulation 13(10)(c). “in the case of a communication by electronic mail, include a valid address at which that person may be contacted.” Read on 1 October 2026.
  5. Data Protection Commission (Ireland), Can customers object to electronic direct marketing?. “The ePrivacy Regulations provide that individuals have the right to object to receiving electronic direct marketing and that a valid address to opt-out must be included with each marketing communication.” Read on 1 October 2026.
  6. European Union, GDPR, Recital 47. “The processing of personal data for direct marketing purposes may be regarded as carried out for a legitimate interest.” Read on 1 October 2026.
  7. European Union, GDPR, Article 14(3)(b). “if the personal data are to be used for communication with the data subject, at the latest at the time of the first communication to that data subject; or” Read on 1 October 2026.