75Relevant costs

#### 75 Relevant costs 75 Relevant costs > For the purposes of section 74, the relevant costs are— > > > (a) the full cost of any or all of the following— > > > > > (i) works and systems already constructed by or on behalf of, or at the request of, or under an agreement with, the Corporation or a predecessor of the Corporation, > > > > > (ii) works and systems to be constructed by or on behalf of, or at the request of, or under an agreement with, the Corporation or a predecessor of the Corporation, > > > > that benefit or are available to the land concerned, based on net present value, historical cost or any other appropriate basis, and having regard (if the Corporation thinks it appropriate) to its expected operating costs and revenues, and > > > (b) the full cost of amplification of the Corporation’s works and systems in consequence of the proposed development, and > > > (c) the investment costs incurred by the Corporation or a predecessor of the Corporation and by developers in relation to the existing and proposed works and systems referred to in paragraphs (a) and (b), and > > > (d) costs of such kinds as are prescribed by the regulations as additional to or in substitution for any or all of the costs referred to in paragraphs (a), (b) and (c).