Part 4 Scale of Charges
| Up to 30 minutes | 30p |
| Up to 1 hour | 60p |
| Up to 1½ hours | 90p (where applicable) |
| Up to 2 hours | £1.20 (where applicable) |
| Up to 2½ hours | £1.50 (where applicable) |
| Up to 3 hours | £1.80 (where applicable) |
| Up to 3½ hours | £2.10 (where applicable) |
| Up to 4 hours | £2.40 (where applicable) |