# The Wireless Telegraphy (Licence Charges) Regulations 2020, Part 5: AVAILABILITY FACTOR

Extent: E+W+S+N.I.

Column 1: The percentage of Availability
Column 2: Availability Factor
Availability ≤ 99.9%
0.7
99.9% < Availability < 99.99%
0.7 + (Availability x 100 – 99.9) × (0.3 / 0.09)
99.99% ≤ Availability
1.0 + (Availability x 100 – 99.99) × (0.4 / 0.009)

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Source: https://www.legislation.gov.uk/uksi/2020/1068/schedule/3/part/5 (the official version)
Page: https://openlegislation.uk/wireless-telegraphy-licence-charges-regulations-2020/schedule-3/part-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.