1. Nothing in this Order shall apply to a dog being used by or under the control of the police, contractors or agencies permitted by the Council for official purposes, or a person who:
a. Is registered as a blind person on a register complied under Section 29 of the National Assistance Act 1948; or
b. Is deaf, in respect of a dog trained by Hearing Dogs for Deaf People (registered charity number 293358) and upon which they rely for assistance; or
c. Has a physical or mental impairment which has a substantial and long-term adverse effect on the ability to carry out normal day-to-day activities, who uses a dog for assistance, which has been trained to assist a person with a disability.