Several messages read together can add up to a protected disclosure, even if no single one does.
“A connected series of messages can together be a protected disclosureThe legal term for a qualifying whistleblowing report. For a disclosure to be protected it must relate to specific categories of wrongdoing, you must reasonably believe it is true, and in most cases i..., so keep raising the concern and tie the messages together.”
A connected series of messages can together be a protected disclosure, so keep raising the concern and tie the messages together.
- When you follow up, refer back to your earlier messages on the same issue.
- Keep dated copies of everything you send, including who received each message.
- Do not assume a single short email is too weak, because the pattern can count.
The situation
The workerA legal category that sits between employee and self-employed. Workers are entitled to certain rights including national minimum wage, paid holiday, and protection from unlawful deduction from wages, ... was a sales and business communications manager at a pharmaceutical company, responsible for a team of territory managers who drove to clients across the UK. During a severe winter with heavy snow and closed motorways, his team raised whether they should keep driving. He emailed the company's health and safety manager twice on 30 November 2010, first asking whether there was a policy and a risk assessment for driving in the snow, then asking for formal guidance and saying the team was under pressure to stay on dangerous roads. On 6 December 2010 he emailed a member of HR about his duty of careA legal responsibility to take reasonable care to avoid causing someone harm. In an occupational health context, it matters because this duty is owed to your employer, not to you. for his team's health and safety, describing how dangerous the driving was. He was later dismissed and brought whistleblowingMaking a disclosure about wrongdoing in your workplace, such as a health and safety risk, a criminal act, or a miscarriage of justice. If the disclosure qualifies as protected, the law gives you signi... claims.
What the tribunal found
The Employment Appeal Tribunal held that the emails, read together, were capable of amounting to a qualifying disclosureInformation you disclose in the reasonable belief that it's in the public interest and that it shows wrongdoing, such as a crime, breach of a legal obligation, or (since April 2026) sexual harassment...., even though no single one clearly did on its own. It did not matter that the final email went to a different person in a different department, because that email referred back to the earlier correspondence, so the recipient could be in no doubt that concerns about the dangerous driving conditions had already been raised. Drawing a dangerous state of affairs to an employer's attention can be a disclosure of information, and here the series of messages together did exactly that.
Norbrook Laboratories (GB) Ltd v Shaw | [2014] IRLR 674; UKEAT/0150/13/RN | Employment Appeal Tribunal | 24 January 2014