(1) For the purposes of section 151(2)(b) of the Act—
(a) subject to paragraph (c), if any print or type is produced directly or indirectly by a method or process under which each character occupies a space of the same width, that print or type must not be smaller than 12-pitch;
(b) subject to paragraph (c), print or type produced by a method or process other than that referred to in paragraph (a) must be in one of the type faces specified in Schedule 3 or a type face identical in appearance to a specified type face and of, or larger than, the size of 10 point; and
(c) if there is in any printed or typed document a blank space in which further print or type is subsequently inserted by a method or process by which each character occupies a space of the same width, that latter print or type, when inserted, must not be smaller than 13-pitch.
(2) In this regulation—
"character" includes a letter, figure, symbol, punctuation mark and space between adjacent characters;
"12-pitch" means of dimensions such that any selected passage of print or type 25 mm in length includes no more than 12 characters and "13-pitch" has a corresponding meaning.