You have declare and pay the Capital Gains Tax within 30 days of the completion.
See more information HERE
There are a number of ways that you can pay your Corporation Tax.
There are a number of ways that you can pay your Self Assessment Tax.
The current standard VAT rate is 20%. The reduced VAT rate is 5%.
The current VAT registration limit is £85,000. See more information HERE
The UK Domestic Reverse charge comes in to effect on 1st March 2021. This was deferred from 1st October 2019, then again from 1st October 2020.
See the current rates HERE