AddressBase Technical Specification
This technical specification provides detailed technical information about AddressBase. It is targeted at technical users and software developers.
AddressBase provides an address product containing both residential and commercial addresses where a Local Authority address has been matched to a Royal Mail PAF address. This allows users to link additional information about a property to a single address. The product also provides enhancements to the Royal Mail PAF data by assigning an X and Y coordinate on British National Grid and an ETRS89 projection, as well as a primary level classification, and a representative point code describing the positional quality.
This technical specification includes the following sections:
All AddressBase products include the Unique Property Reference Number (UPRN) and are based on same coordinate reference systems.
Please see the General AddressBase information section for additional information that applies across all AddressBase products.
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