The US has imposed sanctions on six people and three companies affiliated with the Iranian Revolutionary Guard (IRGC).
Finance Minister Steven Mnuchin said the punishment would target those who gave the group millions of dollars. Financing its "Malicious Activity"
The Iranian Central Bank was also accused of helping the IRGC with access to US dollars.
The Ministry of Finance did not name the sanctioned persons but said they were all Iranian.
The move ̵
"The Iranian regime and its central bank have abused access to facilities in the United Arab Emirates to raise dollars to finance the IRGC's vicious activities, including financing and arming their regional representative groups," Mr Mnuchin said a statement.
"We strive to break IRGC revenue sources regardless of source and destination."
What is the Revolution Guard?
The IRGC was founded in 1979 to defend Iran's Islamic system and is an important military, political and economic force in the country. The sanctions are specifically directed against the Quds troop overseas.
President Donald Trump described the group as a "corrupt terrorist group and militia" and sanctioned it in October.
The latest sentences come just two days after Trump pulled the US out of the Iranian nuclear program (19659007) The 2015 agreement curtailed Iran's nuclear activities in return for the lifting of UN, US and EU sanctions.
Trump's decision to abandon the deal was called a "mistake." Iranian Supreme Leader Ayatollah Ali Khamenei
What did Israel say about Iran?
Meanwhile, Israel has accused the Iranian Quds force of shooting down 20 missiles on their military positions in Syria on Thursday morning
Israel Defense Forces (IDF) said four missiles were intercepted and 16 more targeted in the occupied Golan Heights failed.
The deployment of Iranian troops in the country to help President Bashar al-Assad has alarmed Israel which, in retaliation for the attack, triggered a wave of strikes.
The IDF said fighters have hit Iran's 70 military targets in Syria, causing considerable damage. The targets included intelligence camps, military posts, and weapons depots.
Russia, Germany and France called both countries to restraint, but the US declared that Iran was "fully responsible for the consequences of its ruthless actions" right to defend itself.