Daily Archives: March 11, 2016


Ordnance Survey are pretty damn good at Derived Data exemptions 1

For those who are not clued up about the fine detail of derived data and exemption requests, the OS maintains that some data sets produced by it’s licensees may incorporate elements of OS data and thus be classified as derived data. If this is the case (most frequently where OS geometry is directly traced in the licensee’s data e.g. BLPU’s and planning application boundaries) then the licensee needs to request a derived data exemption under the […]