The US and Iran just signed a deal to stop shooting at each other, and the fine print is where things get interesting. The memorandum of understanding finalized on June 17, 2026, by Presidents Donald Trump and Masoud Pezeshkian doesn’t dismantle the sprawling sanctions regime built up over decades. It carves out a narrow exception, granting Iran immediate waivers to sell oil freely, while everything else stays locked down.

What the 14-point deal actually does

The MOU is structured around a 60-day negotiation period. During that window, the two sides will attempt to resolve the thorniest issues in the relationship, chief among them Iran’s nuclear program.

Iran has pledged to dilute its stockpile of highly enriched uranium. In return, the US has committed to not imposing additional sanctions during the negotiation period. Existing sanctions stay. New ones are paused. The broader UN, US, and EU sanctions architecture remains fully intact pending a final resolution that may or may not materialize within those 60 days.

The deal also commits both sides to reopening the Strait of Hormuz, the narrow waterway connecting the Persian Gulf to the open ocean. The strait had been blocked during the conflict, which is a bit like someone parking a semi-truck across the only exit of a parking garage that holds roughly 20% of the world’s daily oil transit.

There are also hints that frozen Iranian assets could become a discussion point during the negotiation window.

The sanctions landscape is a layer cake

UN Security Council resolutions impose restrictions related to Iran’s nuclear and missile programs. These aren’t something the US can unilaterally waive, even if it wanted to. They require multilateral agreement.

US sanctions go much further, covering everything from oil exports to banking access to specific individuals and entities. The EU maintains its own parallel set of restrictions. Together, these three regimes create an interlocking web that has effectively cut Iran off from large portions of the global financial system for years.

The oil waiver in the MOU addresses one specific thread of that web. Iran gets to sell crude again without buyers facing secondary US sanctions. But Iranian banks remain largely locked out of the SWIFT messaging system. Iranian entities remain on various blacklists. The fundamental architecture of economic isolation hasn’t changed.

An earlier limited waiver of oil sanctions expired in mid-April 2026 amid the Hormuz blockade. Iranian media had reported discussions of a temporary oil sanctions waiver as early as May 18, 2026, suggesting the contours of this deal were taking shape well before the formal signing.

The crypto enforcement angle

Just two weeks before the MOU was signed, the US Treasury sanctioned Nobitex, an Iranian digital asset exchange, on June 2, 2026. Even as diplomatic channels were actively negotiating a ceasefire and oil waivers, enforcement against Iranian crypto infrastructure continued uninterrupted.

For the broader crypto market, this creates a specific kind of regulatory uncertainty. Active US enforcement actions against exchanges with Iranian connections could ripple outward, affecting compliance requirements for platforms worldwide. Any exchange that has processed transactions touching Nobitex-linked wallets now has a potential problem on their hands.

What this means for investors

The oil market implications are the most immediate. Iran sitting on massive proven reserves and suddenly being cleared to sell freely puts downward pressure on crude prices. If the Strait of Hormuz fully reopens, that removes a risk premium that has been baked into energy markets since the blockade began.

This is a 60-day deal, not a peace treaty. If negotiations collapse in August, the oil waivers could evaporate. The Strait could face renewed tensions.

For crypto-specific investors, the Nobitex sanctions are worth watching closely. That enforcement posture appears completely decoupled from the diplomatic track. Even if the broader US-Iran relationship thaws over the next two months, expect continued scrutiny of digital asset flows connected to Iranian entities.

If negotiations progress to the point where Iranian funds held in foreign accounts get released, some portion of that capital could flow into digital assets, either through legitimate channels or through the kind of gray-market activity that sanctions enforcement is designed to prevent.