An Iranian official dismissed any informal interaction or contact between Iranian and American delegations on the sidelines of the Geneva talks, ISNA reported.
Regarding some news on informal interaction between Iranian and American delegations on the sidelines of negotiations, he said, "there was no informal interaction and contact between them."
The official rejected some foreign media reports that Iranian negotiating team has met with British delegation in Geneva and said, "Iranian delegation rejected British team's request for meeting and only met with Russian and Chinese delegates."
"Iranian team regards outcomes of Geneva talks as "victory," the official told ISNA.
Iranian top nuclear negotiator Saeed Jalili who led the negotiating team of the Middle Eastern country returns home on Thursday dawn.
Iran and representatives of the five permanent members of the UN Security Council plus Germany as well as the European Union Foreign Policy Chief Catherine Ashton began two-day talks in Geneva on Monday.
The two sides stressed that any negotiation in future should focus on cooperation in common grounds and challenges.
The next round of talks is to be held in Istanbul late January.
Iranian diplomats called the climate of negotiation between Iran and P5+1 "positive" and "constructive" after they attended the first day of talks.
The two sides have discussed wide range of subjects, including nuclear issue.
Iran has already said that it does not negotiate on its nuclear rights.
The negotiating groups put non-proliferation, disarmament and peaceful nuclear work into discussion during Tuesday talks.
The three items were included in Iran's package of proposals which was delivered to representatives of the five permanent members of the UN Security Council plus Germany two years ago.