The following is the July 25, 2022, Congressional Research Service In Focus report, Iran and Nuclear Weapons Production.
From the report
Iran’s nuclear program has generated widespread concern that Tehran is pursuing nuclear weapons. According to U.S. intelligence assessments, Tehran has the capacity to produce nuclear weapons at some point, but has halted its nuclear weapons program and has not mastered all of the necessary technologies for building such weapons.
Since the early 2000s, Tehran’s...
https://news.usni.org/2022/08/03/report-to-congress-on-iran-and-nuclear-weapons