Schedule 1 DESIGN, COLOURS AND PROPORTIONS OF THE SAFETY SIGN Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: sch. 1 para. 1 replaced by Electricity Supply 1990 sch. 1 para. 4 replaced by Electricity Supply 1990 1Paragraph 1 2Paragraph 2 3Paragraph 3 4Paragraph 4 ← Signature Schedule 1 Paragraph 1 →