UK VAT — 20 / 5 / 0% and the zero-rated list

VAT (Value Added Tax) in the UK rests on a standard rate of 20%, a reduced rate of 5% (notably domestic energy) and — a British peculiarity — a very broad zero-rated (0%) list covering basic food, books, children's clothing and public transport. "Zero" is not "exempt": at 0% the seller recovers input VAT; if exempt, they do not. This distinction is the heart of the system.

History — from 1973 to the VAT Act 1994

The UK introduced VAT in 1973 on joining the EEC, replacing Purchase Tax. The standard rate rose gradually: 10% in 1973, 15% in 1979, 17.5% in 1991. The Value Added Tax Act 1994 consolidated all UK VAT law — it remains the reference statute today. The defining peculiarity, from the outset, is the breadth of the zero-rated list: the UK negotiated wide derogations for essential goods on accession.

The standard rate moved to 20% on 4 January 2011 and has not changed since. Brexit freed the UK from Directive 2006/112/EC: in 2021 it could move period products to 0% (ending the "tampon tax"), a freedom a member state would not have had as easily.

1973       | The UK joins the EEC and introduces VAT (Value Added Tax),
           | replacing Purchase Tax. Initial standard rate 10%.
           |
1979       | Raised to 15% (Thatcher government), simplifying earlier
           | multiple rates.
           |
1991       | Raised to 17.5% — the durable standard rate of the 1990s-2000s.
           |
1994       | Value Added Tax Act 1994 — consolidated reference statute,
           | still in force. Defines standard, reduced, zero rates and
           | exemptions (schedules 7A, 8, 9).
           |
2008-2010  | Temporary cut to 15% (post-crisis stimulus) then back to 17.5%.
           |
2011-01-04 | Raised to 20% — the current standard rate, unchanged since.
           |
2021       | Post-Brexit: UK VAT is no longer governed by Directive
           | 2006/112/EC. The UK can freely amend its zero-rated list
           | (e.g. abolishing the "tampon tax", period products moved to
           | 0% in 2021).
           |
2024-04-01 | VAT registration threshold raised from £85,000 to £90,000 —
           | the highest in Europe, easing small businesses.

Governance — HMRC + VAT Act 1994

HMRC administers VAT: registration, return (via Making Tax Digital), audit and collection. The legal framework is the Value Added Tax Act 1994, supplemented by Statutory Instruments and VAT Notices (official HMRC guidance, e.g. Notice 700 for the general guide, Notice 701/x for rate lists by category).

Rate changes fall under the annual Budget presented by the Chancellor of the Exchequer and enacted by Parliament (Finance Act). HMRC publishes detailed guidance (for example on what counts as a zero-rated "basic" food versus a taxed processed product), a source of abundant case law.

Technical schema — rates and codes

On an EN 16931 e-invoice or an EDI message, VAT categories follow the UNCL5305 codes. UK mapping:

Standard 20%      | VAT code "S" — default goods and services
Reduced 5%        | Domestic energy, children's car seats, smoking
                  | cessation products, certain renovations
Zero 0% (Z)       | Basic (unprocessed) food, books, newspapers,
                  | children's clothing and footwear, public passenger
                  | transport, prescription medicines, exports
Exempt (E)        | Financial services, insurance, health, education,
                  | residential property lease/sale, betting and gaming
                  | — NO input VAT recovery
Reverse charge    | Cross-border intra-group services, construction
                  | (CIS domestic reverse charge since 2021)

• Standard 20% — category S, default.
• Reduced 5% — category S with rate 5 (domestic energy, etc.).
• Zero 0% — category Z; input VAT recoverable (the key difference from exempt).
• Exempt — category E; no input VAT recovery.
• Reverse charge — category AE; mandatory "reverse charge" note (e.g. CIS construction).
• Out of scope — category O.

UK VAT vs EU neighbours

The UK stands out on two counts: the broadest zero-rated list in Europe (food, books, children's clothing) and the highest registration threshold on the continent — a political choice to protect small businesses and essential goods.

Adoption — zero-rated vs exempt, reverse charge

• Zero-rated ≠ exempt. The most structuring distinction: at 0% the business recovers input VAT and can stay in a VAT-credit position; if exempt, no recovery.
• £90,000 threshold — below it, registration is optional. Many small businesses deliberately stay under the threshold to avoid charging VAT.
• CIS domestic reverse charge — since 1 March 2021, reverse charge applies between construction subcontractors (Construction Industry Scheme) to combat fraud.
• Flat Rate Scheme — optional simplified regime for small businesses: a fixed percentage of gross turnover stands in for net VAT.

Common pitfalls

• Confusing zero-rated and exempt. The costliest error: applying "exempt" to a zero-rated good loses the right to input recovery.
• "Basic" food vs processed. A plain biscuit is often 0%, a chocolate-covered biscuit is 20%. The case law (Jaffa Cakes case) is dense — check VAT Notice 701/14.
• Forgetting construction reverse charge. Charging 20% VAT to a CIS reverse-charge construction subcontractor is a compliance error.
• Assuming EU alignment. Post-Brexit, the UK zero list diverges from the EU directive; do not copy Irish or French rates.
• Wrong registration threshold. The threshold is £90,000 since April 2024 (not £85,000) — an undeclared breach triggers retroactive penalties.

Cross-links

• United Kingdom hub — full view
• Making Tax Digital for VAT
• Identifiers — EORI, VAT, Companies House
• Post-Brexit customs — CDS
• gov.uk — VAT rates on different goods and services
• legislation.gov.uk — Value Added Tax Act 1994