7. Section 21 of the principal Act is amended —
by inserting, immediately after the word “purchase” in subsection (1) a), (b) and (d)(i) and (ii), the words “or acquisition”;
by deleting the words “the interest that would have accrued thereto” in the 20th and 21st lines of subsection (1) and substituting the words “the whole or such part, as the Board may determine, of the interest that would have been payable thereon”; and
by inserting, immediately after the word “purchased” in subsection (1A), the word “, acquired”.