# The Telecommunications (Open Network Provision) (Voice Telephony) Regulations 1998, Regulation 28: Tariff principles—systemless service providers


(1) Systemless service providers providing voice telephony services which are operators having significant market power shall be under a duty to comply with regulation 27(1)(a) to (d) above as if they were public operators.
(2) The Director may determine that paragraph (1) above shall not apply in a specific geographical area in respect of which he is satisfied that there is effective competition in the fixed publicly available telephone services market.

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Source: https://www.legislation.gov.uk/uksi/1998/1580/regulation/28 (the official version)
Page: https://openlegislation.uk/telecommunications-open-network-provision-voice-telephony-regulations-1998/regulation-28
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.