For the purposes of section 254 a security’s redemption date is the latest date on which, under the terms on which the security was issued, the company or body which issued it can be required to redeem it.

For the purposes of section 254 a security’s acquisition cost is the amount or value of the consideration in money or money’s worth given, by or on behalf of the person who made the loan, wholly and exclusively for the acquisition of the security, together with the incidental costs to him of the acquisition.

For the purposes of section 254(10) 2 companies are in the same group if they have been in the same group at any time after the loan was made.

Section 253(9) shall apply for the purposes of section 254(6) and (8) to (10) as it applies for the purposes of section 253(5).

Section 253(10), (12) and (14)(c) shall apply for the purposes of section 254 and of this section as they apply for the purposes of section 253, ignoring for this purpose the words following “lender" in section 253(12).