While a resolution continues to have effect by virtue of paragraph 4 above, sections 17(3A) and (6) to (10), 17A, 17B, 17D, 17E and 20(3) of the 1968 Act (together with the code of practice last published under subsection (5) of the said section 17E) shall continue to have effect in relation to the child in question notwithstanding the repeal by this Act of those sections.