US Treasury Issues Iran Oil License With August Deadline; WTI Falls to $74.32 as Hormuz Exports Surge

WTI crude fell $1.53 per barrel to $74.32 per barrel on Monday after the U.S. Treasury Department issued a 60-day general license authorizing Iranian oil exports, effective June 22, 2026. Brent crude dropped $2.27 to $78.30 per barrel on the same session. Both benchmarks extended their June decline on expectations of increased supply flow through the Strait of Hormuz.

What the Treasury License Authorizes

The Treasury general license covers the production, delivery, and sale of Iranian crude oil, petrochemicals, and petroleum products. The license also permits associated banking, transportation, and insurance transactions. Treasury Secretary Scott Bessent described the action as coming "in line with the ongoing productive talks in Switzerland." No published terms specify a volume cap or restrict buyer nationality.

Iran's Commitments Under the Memorandum

Tehran agreed to allow free and open vessel transit through the Strait of Hormuz for 60 days at no charge. Iran also committed to permitting International Atomic Energy Agency inspectors to enter the country. Under the memorandum, Iran must complete de-mining operations within 30 days. Both governments pledged further talks toward a final agreement before the August 21 deadline.

Hormuz Export Volume and Supply Impact

At least three supertankers carrying a combined 6 million barrels of Iranian crude cleared the Strait of Hormuz on Monday, the highest single-session Iranian export volume recorded since the conflict began. Iran averaged approximately 2.1 million barrels per day in exports during early March 2026, according to OilPrice.com. Before the U.S. naval blockade took effect, Iranian exports ran at roughly 3 million barrels per day.

Oil Authority calculates that restoring Iranian exports to the pre-conflict level of 3 million barrels per day from the 2.1 million barrel per day March average would add approximately 900,000 barrels per day of incremental supply. Over the full 60-day license window, that increment totals roughly 54 million additional barrels. Global oil demand sits near 103 million barrels per day, per IEA estimates, placing the potential Iranian increment at about 0.87% of daily global consumption.

Trump Threats and Intraday Volatility

President Trump threatened renewed military strikes against Iranian power generation and transport infrastructure on June 21 if Tehran did not maintain Hormuz access. U.S. crude rose nearly 3% to $78.70 per barrel on Sunday in response. The Treasury license announcement on Monday reversed that move, pulling WTI below the prior week's $77.54 settlement.

Negotiations continued in Switzerland on Monday despite the public statements. U.S. and Iranian delegations met, though the session was briefly overshadowed by Tehran's claim of a temporary transit restriction. Intraday WTI swings of roughly $4 per barrel reflected the competing signals from the White House and the Treasury Department.

Goldman Forecast and Prior Hormuz Context

Goldman Sachs projected Brent crude at $80 per barrel for Q4 2026 before the conflict began to ease. Monday's $78.30 settlement marks the second consecutive close below that benchmark. An earlier Oil Authority analysis noted that 500 stranded tankers and ongoing mine clearance had complicated the Hormuz reopening timeline even as ceasefire optimism sent Brent down 23% in June. The formal Treasury license differs from prior ceasefire statements by creating a legal mechanism for non-Chinese buyers to transact directly with Iranian sellers.

National Iranian Oil Company and Buyer Base

The National Iranian Oil Company, Tehran's state-owned producer, controls all upstream production and export operations covered by the Treasury license. Chinese refiners, including Sinopec, served as the primary buyers of Iranian crude under discounted pricing throughout the conflict, routing cargoes through intermediary traders. The license removes the previous legal barrier for international buyers outside China to transact directly. Whether European or Indian refiners take advantage of the window before August 21 will determine how quickly the incremental barrels clear the global market.

Post-60-Day Framework

After the license expires on August 21, Iran must negotiate Hormuz administration terms with Oman and Gulf Cooperation Council states. The U.S. left open the possibility that Iran could impose transit tolls after August 21, subject to multilateral agreement. The 60-day window functions as a trial period for Iranian compliance ahead of any permanent sanctions relief. Further talks in Switzerland will determine whether the license is renewed, expanded, or converted into a comprehensive agreement.