Is Mental Illness a Disability Under the Equality Act?

Being treated unfairly at work because of your mental health can leave you feeling isolated and unsure where you stand. If you are living with depression, anxiety, PTSD or another condition, you may be wondering whether the law protects you, whether your employer has to make changes to support you, and what you can do if things are not put right.

This article explains when a mental health condition counts as a disability under the Equality Act 2010, the rights that gives you at work, and the steps you can take if you believe you have been discriminated against.

If you are struggling with your mental health right now and need support rather than legal advice, you can contact Samaritans free on 116 123 at any time, or find help through Mind.

Is a mental Illness Disability Under the Equality Act

Not every mental health condition is treated as a disability in law, so the starting point is the statutory test. Under section 6 of the Equality Act 2010, you are disabled if you have a mental impairment that has a substantial and long term adverse effect on your ability to carry out normal day to day activities. All four parts of that test need to be met. The condition itself is only the beginning, because what really matters is the effect it has on your daily life and how long that effect lasts. If your condition meets the test, you are protected from discrimination at work, whether you are applying for a job, currently employed, or leaving one.

What Counts As a Mental Impairment

The law looks at the effect of your condition rather than its label, so you do not necessarily need a specific diagnosis for it to qualify. That said, a diagnosis and supporting medical evidence usually make it far easier to show that you meet the test, particularly if your employer disputes it. In practice, evidence from your GP, a psychiatrist or an occupational health assessment can be central to a case. It is worth being aware that the burden of proving you have a disability sits with you as the employee, which is one reason keeping clear records matters so much.

What Substantial and Long Term Actually Mean

These two words do a lot of work and they are often where disputes turn. Substantial simply means more than minor or trivial, so the bar is lower than many people expect. Long term means the adverse effect has lasted at least twelve months, or is likely to last at least twelve months, or is likely to last for the rest of your life.

Conditions that come and go are not excluded. If your symptoms fluctuate but are likely to recur, the law can still treat the effect as continuing. This is particularly relevant for conditions such as depression, which many people experience in episodes rather than constantly.

Which Mental Health Conditions Can Qualify

There is no fixed list, and each situation is assessed on its own facts, but conditions that frequently meet the test include depression, anxiety, post traumatic stress disorder, bipolar disorder and autism spectrum disorder. What matters in every case is the effect on your daily activities and whether that effect is substantial and long term.

A small number of conditions are treated as disabilities automatically from the point of diagnosis, including cancer, HIV and multiple sclerosis, though these fall outside the mental health category. For mental health conditions specifically, expect the focus to be on evidence of the effect over time rather than the diagnosis alone.

Reasonable adjustments for mental health at work

If your condition qualifies as a disability, your employer has a legal duty to make reasonable adjustments to remove or reduce any disadvantage you face at work. What counts as reasonable depends on your role, the size of the organisation and the practicalities involved, but common examples include a phased return after a period of absence, adjusted or reduced hours, changes to your workload or targets, a quieter working space, and time off to attend medical or therapy appointments.

Adjustments do not have to be elaborate or expensive to be effective, and an employer who refuses to consider them at all may well be in breach of the duty.

What to do if you have been treated unfairly at work

If you believe your mental health is behind unfair treatment, there are sensible early steps that protect your position. Raise the issue with your employer, ideally in writing, so there is a clear record. Keep copies of relevant emails, notes of meetings and anything that shows how you have been treated. Gather your medical evidence, since this is often decisive on the question of disability. Many workplace issues can be resolved internally through a grievance, but if that does not put things right, taking early legal advice gives you the clearest picture of your options before any deadlines start to bite.

How We Can Help

If you think you have been treated unfairly at work because of your mental health, our employment law services can help you understand where you stand and what to do next. We offer clear, practical advice and will talk you through your options in plain terms.

If, as an employee or employer you have any concerns in this often complex area, please feel free to contact our Employment Specialist, Geoff Lamb for further advice.