(1) Section 87 of the Principal Act is amended -

(a) in subsection (1) -

(i) by the deletion of the definition of "stock" and the definition of "stock borrower", and

(ii) by the substitution of the following definition for the definition of "stock borrowing":

"'stock borrowing' means a transaction in which a person other than an individual (in this section referred to as the 'stock borrower') -

(a) obtains stock from another person other than an individual (in this section referred to as the 'lender'), and

(b) gives an undertaking to provide to the lender, not later than 6 months after the date on which the said stock borrower obtained the stock referred to in paragraph (a), equivalent stock;",

(b) in subsection (3) by the substitution of "6 months" for "3 months" in both places where it occurs, and

(c) in subsection (4) -

(i) by the insertion of ", for a period of 3 years from the date of the stock borrowing," after "maintain", and

(ii) by the deletion of paragraph (a).

(2)