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AddressBase Products Epoch dates

AddressBase, AddressBase Plus and AddressBase Premium are updated every six weeks. This six week period of time is known as an Epoch.

The product is currently available as a full supply or Change Only Update (COU) each Epoch.

Epoch numberPublication date
Data cut date
5811 May 201806 April 2018
5921 June 201818 May 2018
6002 August 201829 June 2018
6113 September 201810 August 2018

Please note that future dates are provided as an indication only and are subject to change. Data cut dates are estimated; these are given to provide an indication of the last point at which changes will reach the epoch.

Past Publication Dates

Epoch numberEpoch refresh dates
5729 March 2018
5623 February 2018
5511 January 2018
5424 November 2017
5313 October 2017
521 September 2017

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