“(1) In determining for the purposes of this Act what is in a person's best interests, the person making the determination must not make it merely on the basis of— (a) the person's age or appearance, or (b) a condition of his, or an aspect of his behaviour, which might lead others to make unjustified assumptions about what might be in his best interests. (2) The person making the determination must consider all the relevant circumstances and, in particular, take the following steps. (3) He must consider— (a) whether it is likely that the person will at some time have capacity in relation to the matter in question, and (b) if it appears likely that he will, when that is likely to be. (4) He must, so far as reasonably practicable, permit and encourage the person to participate, or to improve his ability to participate, as fully as possible in any act done for him and any decision affecting him. (5) ... (6) He must consider, so far as is reasonably ascertainable— (a) the person's past and present wishes and feelings (and, in particular, any relevant written statement made by him when he had capacity), (b) the beliefs and values that would be likely to influence his decision if he had capacity, and (c) the other factors that he would be likely to consider if he were able to do so . ...” (a) the person's age or appearance, or (b) a condition of his, or an aspect of his behaviour, which might lead others to make unjustified assumptions about what might be in his best interests. (a) whether it is likely that the person will at some time have capacity in relation to the matter in question, and (b) if it appears likely that he will, when that is likely to be. (a) the person's past and present wishes and feelings (and, in particular, any relevant written statement made by him when he had capacity), (b) the beliefs and values that would be likely to influence his decision if he had capacity, and (c) the other factors that he would be likely to consider if he were able to do so . ...”
“(7) He must take into account, if it is practicable and appropriate to consult them, the views of— (a) ... (b) anyone engaged in caring for the person or interested in his welfare, (c) ... (d) any deputy appointed for the person by the court, as to what would be in the person's best interests and, in particular, as to the matters mentioned in subsection (6). ... (11) “Relevant circumstances” are those— (a) of which the person making the determination is aware, and (b) which it would be reasonable to regard as relevant.” (a) ... (b) anyone engaged in caring for the person or interested in his welfare, (c) ... (d) any deputy appointed for the person by the court, (a) of which the person making the determination is aware, and (b) which it would be reasonable to regard as relevant.”