486.2. Where the specified amount is paid by a taxpayer in a taxation year of the taxpayer that begins before 1 January 2008, the eligible portion of the specified amount, determined under section 486.9, is deemed to be an amount described in section 144 that is paid by the taxpayer.
The specified amount that is paid by a taxpayer in a taxation year of the taxpayer that begins after 31 December 2007 is deemed, for the purpose of applying this subdivision to the taxpayer, to be nil.