British Currency Decimalization

Preparation

The UK undertook extensive preparations for Decimal Day, ensuring a smooth transition from the old currency system. Gary Arndt explains that the new coins were introduced gradually, with the five and ten pence coins appearing in 1968, followed by the 50 pence coin in 1969 1. A massive publicity campaign, including songs and TV shows, educated the public about the new decimal system 1.

There were songs written about decimalization, and there were shows on the BBC and ITV which ran explaining decimalization prices.

The banks closed for four days to stock the new coins and convert account balances, ensuring all checks under the old system were cleared 1.

   

Implementation

On February 15, 1971, the UK officially switched to a decimal currency system, a change that had been years in the making. Gary Arndt notes that the transition was relatively smooth, with three new coins released and old coins gradually phased out 1. The old sixpence coin remained legal tender until 1981, and two shilling coins were used until the 1990s 2.

The old coins were technically legal tender for years after decimalization day.

This monumental shift made the UK one of the largest economies to adopt a decimal system, setting a precedent for other countries 2.