Article 12 Other Requirements & Rules
United Kingdom
The value domain of spatial properties defined in this Regulation shall be restricted to the Simple Feature spatial schema as defined in Herring, John R. (ed.), OpenGIS® Implementation Standard for Geographic information – Simple feature access – Part 1: Common architecture, version 1.2.1, Open Geospatial Consortium, 2011, unless specified otherwise for a specific spatial data theme or type.
All measurement values shall be expressed using SI units or non-SI units accepted for use with the International System of Units, unless specified otherwise for a specific spatial data theme or type.
Where the attributes validFrom and validTo are used, the value of validTo shall not be before the value of validFrom.
In addition, all theme-specific requirements set out in Annex II shall apply.