Thanks Mark, that's very helpful. I hope councils that maintain their property tax database separately from their LLPG will be able to convince OS/GeoPlace of that.
Owen On Fri, 23 Jan 2026 at 20:36, Mark Goodge <[email protected]> wrote: > > > On 23/01/2026 16:01, Owen Boswarva wrote: > > > > > OS/GeoPlace's "working assumption" is that the vast majority of Council > > tax address datasets will contain the intellectual property rights of > > Ordnance Survey, GeoPlace and Royal Mail. They will be "following up > > individually" with all the local authorities who have released their > > Council Tax addresses, "as listed on datadaptive.com > > <http://datadaptive.com>", to ensure that they "understand the > > intellectual property and licensing position, and have not released the > > data in error." > > > > I think OS's assumption overstates the case – my understanding is that > > many local authorities maintain their Council Tax lists separately from > > their LLPGs and it is quite plausible that the address data is > > "Authority Owned". The quality of the address data in the Council Tax > > datasets that have been disclosed to me is variable. > > Their email refers specifically to the rationale of Leeds City for > maintaining their Council Tax database separately to the LLPG. It would > be interesting to see that documented somewhere. > > That said, I have a feeling that Leeds is more likely to be the norm > than the exception. One of the main reasons for that is mixed use > properties (eg, a flat above a shop) which have to be assessed > separately for Council Tax and Business Rates but form a single property > as far as the LLPG and the PAF are concerned. > > I've just looked up one of my own former addresses, for example, and the > building has three entries in the council tax database (one for each > flat) and another in the business rates database (for the business on > the ground floor), but only a single entry in the LLPG and the PAF. That > situation isn't at all uncommon, and every council tax billing authority > in the country will have a system designed to cope with it. And the > simplest way to cope with it is to maintain the property tax database > separately to the LLPG. > > Mark > > _______________________________________________ > Talk-GB mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/talk-gb >
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