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Another week, another tube strike. For commuters, it means chaos: packed buses, marathon walks across the city, and endless “working from home” excuses. But behind the frustration lies a bigger legal question: what actually gives workers the right to strike — and how much power do unions have under UK law?
The Legal Framework
In the UK, strikes aren’t a free-for-all. They’re governed by the Trade Union and Labour Relations (Consolidation) Act 1992. For industrial action to be lawful, a union must:
- Hold a properly conducted ballot,
- Secure majority support from its members, and
- Give employers at least 14 days’ notice before striking.
If these steps are followed, workers are protected from dismissal while on strike. If not, strikes could be deemed unlawful — leaving employees vulnerable.
New Laws, New Tensions
The government has also introduced Minimum Service Levels legislation, meaning certain industries (like transport) may soon be required to provide a baseline of service even during strikes. Critics say this undermines the right to strike, while supporters argue it protects the public from disruption.
So, What’s the Balance?
Tube strikes highlight a legal balancing act: the right of workers to demand fair pay and conditions vs. the right of Londoners to get to work, school, or just enjoy their city. The law sits in the middle — giving unions space to act, but tightening controls when public services grind to a halt.
Next time you’re stranded at Oxford Circus, remember: those cancelled trains aren’t just a headache — they’re also a live case study in employment law.

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