In the application of this Part to Northern Ireland -

(a) a reference to an enactment is to be treated as a reference to the equivalent enactment having effect in relation to Northern Ireland,

(b) where this Part amends an enactment an equivalent amendment (incorporating any necessary modification) is made to the equivalent enactment having effect in relation to Northern Ireland,

(c) the reference in section 159 to section 31 of the Credit Unions Act 1979 is to be treated as a reference to Article 2 of the Credit Unions (Northern Ireland) Order 1985, and

(d) in section 163 -

(i) the reference to the Secretary of State is to be treated as a reference to the Department for Enterprise, Trade and Investment, and

(ii) the reference to the Lord Chief Justice is a reference to the Lord Chief Justice in Northern Ireland.