For decades, one of the most significant hurdles for employees facing unfair treatment at work has been the “two-year rule.” Under current UK employment law, you must generally have at least two years of continuous service with an employer before you can bring a claim for ordinary unfair dismissal.
However, many employees are unaware that there are numerous exceptions to this rule. Furthermore, the UK is currently undergoing major legislative reforms. The proposed Employment Rights Bill is set to fundamentally change this landscape, making unfair dismissal protection a “day-one” right. This guide explains how the rules work today, how you can claim unfair dismissal under 2 years, and what the new bill means for your future rights.
Under the Employment Rights Act 1996, employees must reach a qualifying period of continuous service to be protected against ordinary unfair dismissal. Currently, this period is **two years (104 weeks)** for employees whose employment started on or after 6 April 2012.
If you have less than two years of service, your employer can technically dismiss you without needing to prove a fair reason (such as capability or conduct) and without needing to follow a full disciplinary or redundancy procedure. However, they must still give you your contractually agreed notice (or pay in lieu of notice) and cannot dismiss you for discriminatory or automatically unfair reasons.
Understanding how continuous service is calculated is vital. In most cases, continuous service is the period during which you have worked for your employer without a break. However, certain situations can preserve your continuity of service even if there is a gap:
Yes, you can. While you cannot claim *ordinary* unfair dismissal (for example, if your employer simply handles a performance issue poorly or acts unreasonably), you can claim under two years if:
It is a common misconception that employers have a “free pass” to dismiss employees during their first two years. If the underlying reason for your dismissal is illegal or discriminatory, your length of service does not matter.
If your dismissal falls under one of the automatically unfair categories, the two-year qualifying period is completely waived. You can bring a claim to the Employment Tribunal from your very first day on the job.
Key exceptions include:
Under the Equality Act 2010, you are protected from discrimination in the workplace from day one and even during the recruitment process before you are hired.
If your employer dismisses you due to any of the nine protected characteristics, you can bring a discrimination claim at any point, regardless of your length of service:
Because discrimination claims often overlap with dismissal, these claims are frequently brought alongside automatically unfair dismissal claims, providing employees with robust legal recourse.
The UK government has introduced the Employment Rights Bill to Parliament, which represents the biggest upgrade to workers’ rights in a generation.
A central pillar of this bill is the abolition of the two-year qualifying period for ordinary unfair dismissal. Under the proposed legislation:
Unfair dismissal will become a day-one right for all employees.
Employers will no longer be able to dismiss staff without a fair reason or fair procedure during the first two years of employment.
The government plans to introduce a statutory probation period, allowing employers to assess suitability through a lighter, fair procedure, but they must still follow fair guidelines.
This reform will bridge the gap between short-term and long-term employees, providing immediate protection against arbitrary dismissals.
To learn more about what constitutes unfair dismissal and the five fair reasons, refer back to our pillar article: What Is Unfair Dismissal?. If you believe you have a claim and want to know what it is worth, see our guide on Unfair Dismissal Compensation & Average Payouts.
If you are dismissed with less than two years of service, take the following steps: