(1)This Part restates and amends the law of copyright, that is, the provisions of the [1956 c. 74.] Copyright Act 1956, as amended.
(2)A provision of this Part which corresponds to a provision of the previous law shall not be construed as departing from the previous law merely because of a change of expression.
(3)Decisions under the previous law may be referred to for the purpose of establishing whether a provision of this Part departs from the previous law, or otherwise for establishing the true construction of this Part.