Preliminary
(1) The rules set out in Part II of this Schedule are referred to subsequently in this Schedule as the historical cost accounting rules.
(2) Those rules, with the omission of paragraphs 4, 9 and 13 to 16, are referred to subsequently in this Part of this Schedule as the depreciation rules; and references subsequently in this Schedule to the historical cost accounting rules do not include the depreciation rules as they apply by virtue of paragraph 20 of this Schedule.
18. Subject to paragraphs 20 to 22 of this Schedule, the amounts to be included in respect of assets of any description mentioned in paragraph 19 of this Schedule may be determined on any basis so mentioned.
Alternative accounting rules
(1) Intangible fixed assets, other than goodwill, may be included at their current cost.
(2) Tangible fixed assets may be included at a market value determined as at the date of their last valuation or at their current cost.
(3) Financial fixed assets may be include