In this Chapter—

• “accessibility requirements” has the meaning given in section 167(5);

• “assistance dog” means—

  1. a

     a dog which has been trained to guide a blind person;

  2. b

     a dog which has been trained to assist a deaf person;

  3. c

     a dog which has been trained by a prescribed charity to assist a disabled person who has a disability that consists of epilepsy or otherwise affects the person's mobility, manual dexterity, physical co-ordination or ability to lift, carry or otherwise move everyday objects;

  4. d

     a dog of a prescribed category which has been trained to assist a disabled person who has a disability (other than one falling within paragraph (c)) of a prescribed kind;

• “taxi”—

  1. a

     means a vehicle which is licensed under section 37 of the Town Police Clauses Act 1847 or section 6 of the Metropolitan Public Carriage Act 1869, and

  2. b

     in sections 162 and 165 to 167, also includes a taxi licensed under section 10 of the Civic Government (Scotland) Act 1982,

  but does not include a vehicle drawn by a horse or other animal;

• “taxi accessibility regulations” has the meaning given by section 160(1).

A power to make regulations under paragraph (c) or (d) of the definition of “assistance dog” in subsection (1) is exercisable by the Secretary of State.