(1)A guardianship order made under section 175 or 376 of the [1975 c. 21.] Criminal Procedure (Scotland) Act 1975 shall confer on the authority or person therein named as guardian the like powers as a guardianship application effective under Part V of this Act.
(2)A patient who is received into guardianship in pursuance of a guardianship order shall be treated for the purposes of Part V of this Act (other than section 42) as if he had been so received on the date of the order in pursuance of a guardianship application as aforesaid, except that the power to order the discharge of the patient under section 50 of this Act shall not be exercisable by his nearest relative; and accordingly the provisions of the said Part V specified in Part III of the Second Schedule to this Act shall apply in relation to him subject to the exceptions and modifications set out therein, and the remaining provisions of the said Part V shall not apply.
(3)Where a patient is received into guardianship in pursuance of a guardianship order any previous application or order by virtue of which he was subject to guardianship shall cease to have effect:
Provided that, if the order first-mentioned or the conviction to which it relates is quashed on appeal, this subsection shall not apply and section 49 of this Act shall have effect as if during any period for which the patient was subject to guardianship under the order he had been detained in custody as mentioned in that section.