Permitted development right

Development by statutory undertakers

Field	Value
CURIE	permitted-development-right:XVIII(E)-1977
Prefix	permitted-development-right	Facts
Reference	XVIII(E)-1977	Facts
Name	Development by statutory undertakers	Facts
Quality	Some: We have some data from an alternative source
Dataset	Permitted development right
Organisation	Ministry of Housing, Communities & Local Government
Start date	1977-03-29	Facts
End date		Facts
Entry date	2026-06-10	Facts
Typology	category
Notes	None	Facts
Description	Electricity undertakings. Development required for the purpose of the undertaking of any of the following descriptions, that is to say:- (i) the laying underground of pipes, cables or any other apparatus, and the construction of such shafts and tunnels and may be necessary in connection therewith; (ii) the installation in an electric line of feeder or service pillars, or transforming or switching stations or chambers not exceeding (except when constructed underground elsewhere than under a highway) 29 cubic metres in capacity; (iii) the installation of service lines to individual consumers from an electric line; (iv) the extension or alteration of buildings on operational land as long as the height of the original building is not exceeded and the cubic content of the original building (as ascertained by external measurement) is not exceeded by more than one-tenth nor the aggregate floor space thereof by more than 500 square metres; (v) the sinking of any boreholes for the purpose of ascertaining the nature of the sub-soil, and the installation of any plant or machinery, or structures or erections of the nature of plant or machinery, as may be necessary in connection therewith; (vi) the erection on operational land of the undertaking, solely for the protection of plant or machinery, of buildings not exceeding 15 metres in height; (vii) any other development carried out on, in or under the operational land of the undertaking except:- (a) the erection, or the reconstruction so as materially to affect the design or external appearance thereof, of buildings; or (b) the installation or erection, by way of addition or replacement, of any plant or machinery, or structures or erections of the nature of plant or machinery, exceeding 15 metres in height or the height of the plant, machinery, structure or erection so replaced, whichever is the greater.	Facts
Documentation url	https://www.legislation.gov.uk/uksi/1977/289/contents/made	Facts
Permitted development right part	(E)	Facts
Permitted development right class	XVIII	Facts

Contents

{
        "entry-date": "2026-06-10",
        "start-date": "1977-03-29",
        "end-date": "",
        "entity": 11500234,
        "name": "Development by statutory undertakers",
        "dataset": "permitted-development-right",
        "typology": "category",
        "reference": "XVIII(E)-1977",
        "prefix": "permitted-development-right",
        "organisation-entity": "600001",
        "geometry": "",
        "point": "",
        "quality": "some",
        "notes": "None",
        "description": "Electricity undertakings. Development required for the purpose of the undertaking of any of the following descriptions, that is to say:- (i) the laying underground of pipes, cables or any other apparatus, and the construction of such shafts and tunnels and may be necessary in connection therewith; (ii) the installation in an electric line of feeder or service pillars, or transforming or switching stations or chambers not exceeding (except when constructed underground elsewhere than under a highway) 29 cubic metres in capacity; (iii) the installation of service lines to individual consumers from an electric line; (iv) the extension or alteration of buildings on operational land as long as the height of the original building is not exceeded and the cubic content of the original building (as ascertained by external measurement) is not exceeded by more than one-tenth nor the aggregate floor space thereof by more than 500 square metres; (v) the sinking of any boreholes for the purpose of ascertaining the nature of the sub-soil, and the installation of any plant or machinery, or structures or erections of the nature of plant or machinery, as may be necessary in connection therewith; (vi) the erection on operational land of the undertaking, solely for the protection of plant or machinery, of buildings not exceeding 15 metres in height; (vii) any other development carried out on, in or under the operational land of the undertaking except:- (a) the erection, or the reconstruction so as materially to affect the design or external appearance thereof, of buildings; or (b) the installation or erection, by way of addition or replacement, of any plant or machinery, or structures or erections of the nature of plant or machinery, exceeding 15 metres in height or the height of the plant, machinery, structure or erection so replaced, whichever is the greater.",
        "documentation-url": "https://www.legislation.gov.uk/uksi/1977/289/contents/made",
        "permitted-development-right-part": "(E)",
        "permitted-development-right-class": "XVIII"
    }

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Licensed under the Open Government Licence v.3.0.

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