The Minister assessed the taxpayer to fully deny his charitable donation claim for his 2008 taxation year respecting his participation in a leveraged donation scheme (the “Scheme”). This assessment was made in reliance on s. 237.1(6.1), which prohibited a claim by a person in respect of a tax shelter where any person was liable to a penalty under s. 237.1(7.4) which was unpaid (here, four persons had been so assessed) and was made beyond the normal reassessment period in reliance on s.