In section 56(2) of the Children and Young Persons Act 1963 (prosecution of certain Offences) for the words “subsection (2) of section 39 of the Children Act 1948” there shall be substituted the words “subsection (1) of section 3 of the Local Authority Social Services Act 1970” and for the words “those sections” there shall be substituted the words “the said section 85 and section 2 of the said Act of 1970”.