# The National Health Service (Optical Charges and Payments) Amendment Regulations 1991, Regulation 4: Application of Regulations


The amendments made by regulations 2 and 3 of, and the Schedule to, these Regulations apply only in relation to a voucher–
(a) accepted or used on or after 1st August 1991 pursuant to regulation 12 or regulation 18 of the principal Regulations; or
(b) sent to a health authority pursuant to regulation 14(2)(c) of the principal Regulations in respect of cost incurred on or after that date.

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Source: https://www.legislation.gov.uk/uksi/1991/1680/regulation/4 (the official version)
Page: https://openlegislation.uk/national-health-service-optical-charges-and-payments-amendment-regulations-1991/regulation-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.