Decimal Day

Decimal Day
Mandtplatt · CC BY-SA 4.0 · source
Name	Decimal Day
Country	United Kingdom
Established	15 February 1971

Decimal Day was the date, 15 February 1971, when the United Kingdom and the Isle of Man adopted a decimal currency system, replacing the £sd system. The change was administered by the Decimal Currency Board under legislation passed by the Parliament, and coordinated with institutions such as the Bank of England, the Royal Mint, the Post Office, and commercial banks. The event followed campaigns and plans involving figures and bodies like King George VI, Queen Elizabeth II, Harold Wilson, Edward Heath, and the Chancellor of the Exchequer office.

Background

Preparatory interest in decimal currency appeared alongside discussions involving Isaac Newton-era finance reforms, later revived in the 19th and 20th centuries by commissions and studies including work by the Board of Trade, the Royal Commission on Decimal Coinage, and economists linked to London School of Economics tutors. Proposals intersected with debates in the House of Commons, the House of Lords, and committees chaired by MPs such as those associated with the Treasury and the Privy Council. International contexts involved comparisons with decimal systems in France, United States, Canada, and Sweden, where bodies like the Banque de France, the United States Department of the Treasury, the Bank of Canada, and the Sveriges Riksbank had implemented decimal currencies. Technological shifts driven by manufacturers such as IBM, International Computers Limited, and firms supplying tills and accounting machines prompted consultations with trade organizations including the Federation of British Industries and the Confederation of British Industry.

Implementation and Transition

Implementation was overseen by the Decimal Currency Board chaired by commissioners drawn from finance and industry; coordination engaged the Royal Mint, which designed new coins, and the Bank of England, which managed banking transitions. The Post Office updated postal counters, while high street retailers like Marks & Spencer, Sainsbury's, and Tesco revised pricing systems. Transport operators such as British Rail and municipal bodies like the Greater London Council adjusted fares. Educational institutions including the Department of Education and Science, schools tied to the Local Education Authorities, and universities like University of Oxford, University of Cambridge, and University of Manchester incorporated public information campaigns. Media outlets including the BBC, ITV, The Times, The Guardian, and Daily Mail provided guidance. Technical conversion tools involved firms such as GEC and Siemens for electronic equipment, and cash handling companies like Brinks and G4S assisted logistics.

Public Reaction and Impact

Public reaction varied from acceptance to nostalgia and resistance, with protests staged by groups and coverage in periodicals like Private Eye, The Economist, and local newspapers. Trade unions such as the Trades Union Congress engaged with workers in retail and banking to manage shift patterns during the switchover, while consumer bodies like the Which? organization monitored price displays. Political figures including Edward Heath, Harold Wilson, Roy Jenkins, and members of parties such as the Conservative Party and the Labour Party debated timing and costs in the Parliament. International reactions involved officials from the European Economic Community, later the European Union, and finance ministries in Ireland, Australia, and New Zealand, where observers tracked effects on commerce and travel.

Technical Changes to Currency and Measurements

The currency switch converted the pre-decimal system of 12 pence to the shilling and 20 shillings to the pound into a system of 100 new pence to the pound, with coins minted by the Royal Mint and denominations including new 1p, 2p, 5p, 10p, 50p pieces. Older coins such as the farthing, halfpenny, and threepence were withdrawn. The Bank of England issued guidance for cheques and accounts; clearing systems coordinated by the Clearing House and payment processors like BACS and later card networks such as Mastercard and Visa modernized. Accounting standards bodies like the Institute of Chartered Accountants in England and Wales updated ledgers, while manufacturers of measurement equipment including British Standards Institution partners revised interfaces. The decimalisation process also influenced metrication debates involving the Metrication Board, with links to measurement systems used in France and standards from the International Organization for Standardization.

Legacy and Influence on Decimalisation Elsewhere

The UK's conversion served as a model cited by former colonies and neighbours including Ireland, India, South Africa, Hong Kong, and Malta when considering currency reforms. Institutions such as the International Monetary Fund and the World Bank reviewed impacts on trade, and academic analyses at centers like the London School of Economics and Harvard University assessed macroeconomic effects. The episode influenced later currency events involving the Eurozone and the introduction of the euro, as well as decimal reforms in Commonwealth countries administered by governments in Australia, New Zealand, and Canada. Museums such as the British Museum and the Science Museum hold artifacts and exhibits documenting the transition, while scholarship appears in journals published by the Royal Historical Society and presses like Oxford University Press.

Category:Currency reform