Article 2 of this Order brings into operation the following provisions of the Child Maintenance Act (Northern Ireland) 2008— for the purpose of applying new rules for calculating child support maintenance in the types of case falling within Article 3— sections 9 and 10; paragraphs 2, 3 and 5 to 10 of Schedule 1, and section 8 and paragraph 1 of Schedule 1 so far as relating to those paragraphs; minor amendments in Schedule 4, and section 38(1) and paragraph 1(1) of Schedule 4 so far as relating to those amendments; and consequential repeals in Schedule 5, and section 39 so far as relating to those repeals; and sections 23, 24 and 26, in so far as not already in operation, on 10th December 2012.

Article 4 makes transitional provision so that the new calculation rules only apply to an existing case from the date the calculation made in response to the new application takes effect.

Article 5 makes transitional provision to allow a non-resident parent’s gross weekly income to be calculated on the basis of his current income if HMRC is for any reason unable to provide historic income information in relation to the non-resident parent.