# The Street Works (Inspection Fees) (England) Regulations 2022, Regulation 4: Calculation of inspection units


The number of units of inspection is calculated by reference to the duration of excavation works only, and on the following basis:
Unit of inspection
Duration of works
Unit(s)
Duration of 15 working days or less
1
Duration of 16 to 30 working days
2
Duration greater than 30 working days
3

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Source: https://www.legislation.gov.uk/uksi/2022/830/regulation/4 (the official version)
Page: https://openlegislation.uk/street-works-inspection-fees-england-regulations-2022/regulation-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.