A code list is a controlled set of allowable labels or codes represented as an alphanumeric attribute. The pages in this section show the code lists used within the OS Emergency Services Gazetteer (ESG). Some of the code lists apply to attributes of multiple feature types, whereas others will only apply to attributes of one feature type.

This enumeration is used in association with the attribute blpuState/BLPU_STATE. This enumeration describes the physical nature of the address record.

This enumeration is used in association with the streetSurface/STREET_SURFACE attribute found in the Street table. This enumeration identifies the surface finish of the street.

This enumeration is used in association with the logicalStatus/LOGICAL_STATUS attribute found in the BLPU and LPI table. This enumeration provides a value to show the lifecycle stage of the address record.

This enumeration is used in association with the attribute fileType/FILE_TYPE found in the Header record. This enumeration allows the identification of either a change-only update (COU) supply or a full supply.

This enumeration is used in association with the officialFlag/OFFICIAL_FLAG attribute. This enumeration is an indicator of whether an address record corresponds to an entry in the official Street Name and Numbering register.

This code list is used in association with the attribute addressbasePostalCode/ADDRESSBASE_POSTAL_CODE found on the BLPU table. The code list describes the record as postal or not as defined by Addressbase logic.

There are many Date columns within the AddressBase product. Where a type format of Date has been used in the above attribute tables, the data will be defined in the following format.

This enumeration is used in association with the attribute ChangeType/CHANGE_TYPE. This enumeration identifies the type of change that has been made to a feature.

This enumeration is used in association with the LANGUAGE attribute found in the Street Descriptor and LPI tables; and also the Metadata table for CSV supply. This enumeration identifies the language of the address displayed.

This code list is used in association with the attribute country/COUNTRY found on the BLPU table. The code list describes within which country the address feature falls within.

This enumeration is used in association with the stateCode/STATE_CODE attribute. This enumeration describes the physical nature of the address record.

This enumeration is used in association with the streetClassification/STREET_CLASSIFICATION attribute found in the Street table. The enumeration provides a value denoting the primary classification of the street record.

This enumeration is used in association with the rpc/RPC attribute. This enumeration identifies the accuracy value of the coordinates allocated to the address.

This enumeration is used in association with the postcodeType/POSTCODE_TYPE attribute. This enumeration identifies the code used by Royal Mail to describe the user as a small or large user. This is defined for postal services based on the number of letters delivered to that user.

There are columns within the AddressBase product which provide a Time value. Where this is declared, the data will be provided in the following format.

This enumeration is used in association with the usrnMatchIndicator/USRN_MATCH_INDICATOR attribute found in the LPI table. This enumeration identifies how the USRN has been allocated to an address record.

This enumeration is used in association with the state/STATE attribute found in the street table. This enumeration identifies at which point the street record is within its lifecycle.

This enumeration is used in association with the recordType/RECORD_TYPE attribute found in the Street table. This enumeration identifies the record type of the street record.