I'm about to go into 12 weeks isolation because of coronavirus- what should I do about tax and insurance?

I am 78 years old and for the next 12 weeks will be in isolation. My car will be garaged and not driven in those weeks. Where do I stand with regards to my insurance and car tax if it is not being used?

What do I do if my MoT ends while I'm self isolating?

I'm currently self isolating (am 70 next Friday), however, my service/MoT is due. Is there any news from the DVLA about how it plans to deal with this, We do not have off road parking.

What should I do if I'm self isolating (over 70) and my MoT is due to run out?

I'm an elderly car driver over 70 and, as you know, we have been told to self-isolate for four months. In two months time, my MoT runs out. Should I inform the DVLA of this because when the isolation period...

Can I make essential shopping trips without a valid MoT if it can't be done because of coronavirus?

Our car MoT runs out on 3 April. We have to self isolate as my wife receives annual flu jabs. Will I be able to make essential food shopping journeys if I can't renew MoT, and will insurance be valid?