Are MoT dates affected by date of first registration?

My MoT renewal date was 7th October. I booked an MoT for 17th September (within 1 month), and it passed ok. But, the new MoT renewal date has come back as 17 September next year. The garage claim this...

Can I drive to the Post Office to tax my vehicle once it has an MoT?

Can I drive to post office for road tax when MoT is passed?

I bought an ex-police riot van but have found it is not registered - what do I do?

I bought an ex-police riot van last year which had an MoT at the time of purchase. Now I find I cannot MoT it as it is not registered. The dealership taxed it for me the day I picked it up. What do I do?

Can we scrap our car if it fails the MOT?

My wife's Ford KA will be MOT'd next month and we feel it will fail on the bodywork. It'll need welding to pass, based on previous experience - so if this happens, we would like to take the car home and...