Mental Health Act 1983 - Mental disorder
The Mental Health Act defines the term ’mental disorder’ as ‘any disorder or disability of mind'. It includes mental health conditions such as:
It also includes other conditions such as dementia, changes in behaviour due to brain injury, mental disorders due to drug use and autistic spectrum disorders. The definition includes learning disability only where it is associated with abnormally aggressive or seriously irresponsible behaviour.
If you have problems with alcohol or drug use, you can only be sectioned if you have a mental disorder as well as a drug or alcohol problem.
Our information on Dual Diagnosis looks at mental health problems and drugs and alcohol in more detail.
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Contact our Advice team about mental health & related issues
0300 5000 927 Monday - Friday 9.30am - 4pm, not including bank holidays