Section 5(2)(vii) in The Karnataka Electricity Supply Undertakings (Acquisition) Act, 1974
(vii)the sum due from consumers in respect of every hire-purchase agreement referred to in section 6 (1) (ii) less a sum which bears to the difference between the total sum of the instalments and the original cost of the material or equipment, the same proportion as the sum due bears to the total sum of the instalments;