VAT Reverse Charge (Buildings & Construction)
Check when you must use the VAT reverse charge for building and construction services - GOV.UK (www.gov.uk)
VAT - Exports
Exports, sending goods abroad and charging VAT - GOV.UK (www.gov.uk)
VAT - Imports
Paying VAT on imports from outside the UK to Great Britain and from outside the EU to Northern Ireland - GOV.UK (www.gov.uk)