851.22.11R4. The period to which subparagraph i of subparagraph c of the second paragraph of section 851.22.11R3 refers, in respect of a group of specified debt obligations disposed of by a taxpayer in a transaction in a taxation year, is the period that begins on the day of disposition of the obligations and ends on the weighted average amortization date for those obligations so disposed of to which section 851.22.11 of the Act applies, if(a) the taxpayer has elected in its return of income for the taxation year to have this section apply in respect of the obligations so disposed of;
(b) all the obligations so disposed of were disposed of at the same time; and
(c) the group includes at least 50 obligations to which section 851.22.11 of the Act applies.