Cobra — Cobra Exempted Development Overview - User & Service Manual PDF (EN)

Industrial Exemptions &Statutory Undertakers & Utilities Wide range of exemptions Apply to industrial operators, utilities, and certain public/amenity works — but all subject to strict conditions. Industrial Undertakings Exemptions for operational works on land used for industrial processes. Includes private roads, conveyors, sewers, pipes, cables, and similar infrastructure. Plant/machinery installation or replacement exempt if: – No material change to external appearance – Within height limits Hardstanding and storage may be exempt within curtilage (visibility/location limits apply).

Statutory Undertakers & Utilities Rail, harbour, gas, electricity, telecoms and airport operators have exemptions for works necessary for operations. Covers underground pipes/cables, overhead lines, substations, telecom cabinets, antennae, and airport operational infrastructure (lighting, taxiways, navigation aids).