NoDoes it not get judged on vehicle classification that would provided / generated by the dvla records?
The DVLA themselves say that the V5 classification is irrelevant to speed limits.
But the police cameras still issue (automatically) tickets to innocent van drivers as they wrongly use the DVLA database.
I know it’s lengthy but it’s all explained in this thread, including a copy of a letter from the DVLA admitting such which you can print and keep.