Subsection (1) above shall come into force on 1st September 1968 and have effect as respects all bonds issued before that date, whether before or after the passing of this Act.

If after the coming into force of subsection (1) above the Treasury issue premium savings bonds on the terms set out in the said Schedule to this Act, they may use any stock of forms of bonds which were prepared before the passing of this Act, notwithstanding that the forms refer to the prospectus superseded by subsection (1) above, and bonds issued in that form shall be valid and effectual as if they stated that the bond was issued under the terms in the said Schedule to this Act.

This subsection applies whether or not the bonds are issued after notice has been given, in pursuance of paragraph 15 in the said Schedule, of a variation of its terms.

In this section “bonds of series B” means the second issue of premium savings bonds, and “premium savings bonds” means both those issued under the M1National Loans Act 1939 and those issued under the M2National Loans Act 1968.