**The Iranian rial has depreciated sharply on free-market exchanges amid a Middle East conflict that began earlier in 2026, a U.S. naval blockade restricting oil exports since July, and the August launch of Operation Economic Outcast, which imposed additional sanctions on banking, shipping, and procurement networks.** These measures have cut crude shipments dramatically and driven parallel-market rates above 2.5 million rials per U.S. dollar in late September, well into the 2.2M+ range. Official Central Bank rates remain lower, but trader pricing tracks the free-market level. With only hours left in the month and no verified breakthrough in indirect talks over the Strait of Hormuz or sanctions relief, the current trajectory supports the dominant market outcome. A last-minute diplomatic agreement easing the blockade or releasing frozen assets could still alter the final fixing, though such developments remain unconfirmed.