Eleven India-bound vessels, including three crude oil tankers, have transited the Strait of Hormuz since the June 17 US-Iran agreement.
National Security Adviser Ajit Doval noted that the route opening is expected to ease supply chain bottlenecks for energy and chemicals.
High-level bilateral meetings were held with Iranian and Russian officials to review regional security and strategic cooperation.
Discussions at the 16th BRICS meeting covered critical security threats including terrorism, cyber security, and emerging disruptive technologies.