130R211. The amount to which section 130R210 refers is the aggregate of an amount computed on the basis of a rate determined under sections 130R212 to 130R214 per cubic metre of timber cut in the year and the lesser of(a) one tenth of the amount expended by the taxpayer after the commencement of the 1949 taxation year for surveys, cruises or preparation of prints, maps and plans for the purpose of obtaining a timber limit or cutting right, where such amount is included in the capital cost to the taxpayer of the timber limit or cutting right; and
(b) the amount by which the amount so expended exceeds the amounts deducted by the taxpayer under this paragraph and paragraph a for the taxpayer’s previous taxation years.