After the ceremony, both dignataries met at the Amiri Diwan, the sovereign body and administrative office of the Emir.
The Iranian president will participate in the sixth summit of the Gas Exporting Countries Forum (GECF), included in the list of speakers on Tuesday.
After the meeting with the Emir of Qatar, delegations from both countries will hold talks, and several agreements and memoranda of understanding will be signed.
Raisi will also meet with Iranian expatriates in Qatar and Qatari and Iranian businesspeople.
He is paying this visit to Qatar with the ministers of Foreign Affairs, Oil, Cultural Heritage and Tourism and the chief of Cabinet of the Presidency.