(1) Sub-section (1) of Section twelve (Powers of joint electricity authorities in respect of the supply of electricity) of the principal Act shall have effect as if—
- (a) the words from "except" in paragraph (b) of that Sub-section to the mid of that paragraph were omitted therefrom;
- (b) the words "or power company" were omitted from the proviso to that Subsection in each place where those words occur; and
- (c) the following proviso were inserted it the end of that Sub-section:
