1971 - Bilingual Series I | Definitive Coin

The Bilingual Series of definitive coins was introduced in 1971, featuring inscriptions in both Hindi and English. This new series marked a significant departure from the earlier decimal coinage, with simplified designs and bilingual legends that became the standard for subsequent issues of Indian circulating coins.

During the 1970s, the 1 Paisa, 2 Paise, and 3 Paise coins were gradually phased out from circulation as inflation reduced their purchasing power and their utility in everyday transactions. Rising commodity prices and increasing metal and production costs had already prompted the India Government Mint to replace heavier bronze, nickel-brass, cupro-nickel, and aluminium-bronze coins with lighter aluminium issues during the mid-1960s. Despite these cost-saving measures, the continued minting of the smallest denominations eventually became uneconomical, leading to their gradual discontinuation.

Beginning with the Bilingual Series introduced in 1971, the explanatory Devanagari legend indicating the denomination as a fraction of the Rupee was completely removed, reflecting the fact that the decimal monetary system had become fully accepted by the public. The revised designs featured only the denomination in Hindi and English, along with the national emblem and the year of issue.

Although the 1 Paisa, 2 Paise, and 3 Paise coins were progressively withdrawn from circulation during the decade, they continued to be struck in limited quantities for inclusion in official Proof Sets of commemorative coins until 1979. These non-circulating issues represent the final appearances of India's smallest decimal denominations before they were discontinued altogether.