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This Person Lacks Capacity… For What? Assessment of Capacity in Medico Legal Situations - Dr Karen Addy, Clinical Psychologist

13/02/12. The Mental Capacity Act 2005 sets out clear standards for the assessment of capacity for individuals engaging in medical treatment, financial affairs and court proceedings. The fundamental principles of the Act are as follows:

  • A person must be assumed to have capacity unless it is established that he lacks capacity.

  • A person is not to be treated as unable to make a decision unless all practicable steps to help him to do so have been taken without success.
  • A person is not to be treated as unable to make a decision merely because he makes an unwise decision.

  • An Act done or decision made, under this Act for or on behalf of a person who lacks capacity must be done, or made, in his best interests. 

  • Before the Act is done...

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