Paragraph 23

Subject to paragraph 24, he has an invalid carriage or other vehicle provided under Article 30(1) of the Health and Personal Social Services (Northern Ireland) Order 1972^f1 or provided by the Secretary of State under section 5(2)(a) of, and Schedule 2 to, the National Health Service Act 1977^f2 or under section 46 of the National Health Service (Scotland) Act 1978^f3.