# The Wireless Telegraphy (Exemption) Regulations 1999, Paragraph 22: Radio Hearing Aids


Wireless telegraphy apparatus designed or adapted–
(a) for Telephony, for the purpose of hearing aids for the handicapped, so as to be capable of use on one or more of the frequencies within the frequency bands, and at a radiated level not exceeding the maximum for such frequencies or frequency bands, for each category of apparatus, specified in the table below and subject to the following sub-paragraphs;
(b) frequency bands in category ii may be used if frequency bands in category i are not suitable; and frequency bands in category iii may be used if category i and ii frequency bands are not suitable;
(c) frequency bands in category iv may only be used as an alternative for radio hearing aids if frequency bands in categories i, ii and iii are unsuitable–
Category
Frequencies or frequency band
Radiated level
Channel bandwidth
Music or speech permitted
ETSI standard
i
173.35, 173.4, 173.465, 173.545, 173.64 MHz
2 mW erp
50 kHz
Yes
I-ETS 300 422
ii
173.695, 173.775, 173.825, 173.95, 173.99 MHz
2 mW erp
50 kHz
Yes
iii
174.07, 174.12, 174.185, 174.27, 174.36, 174.415 MHz
2 mW erp
50 kHz
Yes
iv
174.6, 174.675, 174.77, 174.885, 175.02 MHz
2 mW erp
50 kHz
Yes

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Source: https://www.legislation.gov.uk/uksi/1999/930/schedule/6/paragraph/22 (the official version)
Page: https://openlegislation.uk/wireless-telegraphy-exemption-regulations-1999/schedule-6/paragraph-22
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.