Investment allowance for new machinery: additional deduction for manufacturers, with exclusions, and amended rule on banking amalgamation asset transfers. A new investment allowance permits manufacturers an additional deduction equal to twenty percent of the actual cost of new machinery or plant (excluding ships and aircraft) acquired and installed after the cut-off date, subject to exclusions for previously used plant, installations in office or residential premises, office appliances and road transport vehicles, and items whose whole cost has already been deducted; the amendment also expands an Explanation to include asset transfers in sanctioned amalgamation schemes involving banking companies and banking institutions.