PART 5Monitoring and sampling
CHAPTER 3Treatments
Monitoring of certain treatments27
1
Each district council must carry out periodic checks on any fluoride removal treatment which it has authorised to ensure that the requirements of paragraph 3 of Schedule 2 continue to be satisfied.
2
Each district council must carry out periodic checks on any ozone-enriched air treatment which it has authorised to ensure that the requirements of paragraph 4 of Schedule 3 continue to be satisfied.