50.000 Rials

Iran's high denominations have tracked the rial's collapse in real time. By the early 2020s, 50,000 rials was worth less than two US dollars at the open market rate — a figure that tells you more about the note's reason for existence than any design element could. Chronic inflation driven by decades of sanctions, oil revenue volatility, and domestic monetary expansion had already rendered smaller denominations functionally useless for routine transactions.

The Iranian government formally renamed the currency unit to the "toman" at 10,000 rials in 2020, though physical redenomination has moved slowly. These notes circulate in a dual-name economy where neither the printed denomination nor the colloquial unit quite matches daily usage.