Paragraph 21 D. Behaviour in traffic Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: Sch. 1 para. 10 words inserted by Motor Cars (Driving Instruction) 2017 reg. 2(6)(i) Sch. 1 para. 10(a) words omitted by Motor Cars (Driving Instruction) 2017 reg. 2(6)(ii) Turn right and left at junctions or to leave the carriageway. ← Paragraph 20 Paragraph 21 Paragraph 22 →