Worried you have made a VAT error and unsure what to do? How to correct mistakes in VAT returns?

Mistakes in the VAT returns happen for several reasons. Most common of them are inadvertent and relate to miscalculations or wrong rates applied to sales. In other cases, mistakes in VAT returns are results of wrong interpretation of VAT rules and regulations.
How to correct mistakes in VAT returns?

It is important to take measures as soon as the mistake in the VAT return is identified to avoid HMRC instigations and potential penalties.