# Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services, Division 8.3.2.1: Hydro Identifier (HydroIdentifier)

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

A hydrographic thematic identifier.
Attributes of the data type HydroIdentifier
Attribute
Definition
Type
Voidability
classificationScheme
A description of the identification scheme (National, European, etc.) being used.
CharacterString
localId
A local identifier, assigned by some authority.
CharacterString
Namespace
An indicator of the scope for the local identifier.
CharacterString

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Source: https://www.legislation.gov.uk/eur/2010/1089/annex/II/division/8/division/8.3/division/8.3.2/division/8.3.2.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2010-1089/annex-II/division-8/division-8.3/division-8.3.2/division-8.3.2.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.