Butkovitz, who has criticized a five-year plan that projects a cushion of only $8.5 million, said he was confident city officials were making smart decisions to fund the pension. He cited the mayor's plan to sell off the Philadelphia Gas Works and Council President Darrell L. Clarke's plan to use half of the extra 1 percent sales-tax revenue to go toward the pension fund, an idea that still awaits approval from Harrisburg.