Tehran has passed on its proposals on the remaining issues to the American side through the EU senior negotiator, and now the ball is in US court, Iran's Foreign Minister Hossein Amirabdollahian said.
Complications have surfaced after Russia demanded guarantees that Western sanctions imposed on its economy would not affect its trade with Iran, analysts say.
Tehran finds itself in a geopolitical, economic, and diplomatic bind.
Several Iranian officials have said that a deal on Iran's nuclear programme is expected before the end of the week with some minor technical issues being discussed in Vienna.
Ebrahim Raisi arrived in Doha on Monday on the first visit by an Iranian president to Qatar in 11 years and as Gulf states closely watch indirect US-Iranian talks to salvage a 2015 nuclear pact.
State Department reports "substantial progress" in talks at Vienna but also warns "anything much beyond that would put the possibility of return to the  deal at grave risk."
Washington urges direct talks with no preconditions about Pyongyang's nuclear and missile programmes after the latter tested what it called the most powerful missile since 2017 and took pictures from space.
French President Emmanuel Macron in his phone call with Iranian President Ebrahim Raisi has urged Tehran to show a constructive approach to revive the 2015 deal.
Iranian President Ebrahim Raisi accuses the US of seeking to “weaken independent governments from within” while reminding the world that Tehran is serious about reaching a nuclear deal if the sanctions are lifted.
The rare joint statement comes amid negotiations over reviving the Iran nuclear deal and escalating tensions between the United States, Russia and China.
Iran and Russia both gave positive views about talks that kicked off this week to salvage Tehran's 2015 nuclear deal with global powers, although Western nations have said the negotiations are going too slowly.
US and Israeli defence chiefs are expected to discuss possible military exercises that would prepare for a worst-case scenario to destroy Iran's nuclear facilities should diplomacy fail.
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