HMRC have updated their Compliance Handbook to cover the amended rules for VAT penalties and other matters.
For details of the commencement provisions for the VAT penalties, see https://claritaxnews.com/vat/vat-penalties-commencement-provisions/.
https://www.gov.uk/hmrc-internal-manuals/compliance-handbook/updates
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Value Added Tax, written by Ciaran McGee MA (Oxon), FCA, CTA, is an extensive volume (over 1,000 pages), written primarily for non-VAT specialist accountants and tax advisers.