In 1929 the governments of the Arvid Lindman and Reza Shah (Persia) established diplomatic relations in connection with the conclusion of a friendship treaty.

[1] In September 1957, an agreement was reached between the Swedish and Iranian governments on the mutual elevation of the respective countries' legations to embassies.

[3] Sweden acts as a protecting power for the United Kingdom in Iran, and on July 15, 2012, the British Interest Office was opened at the Swedish embassy.

Technical studies of the building's design and durability were carried out by SFV in consultation with the Ministry of Foreign Affairs, which showed that it did not meet the minimum requirements according to Iranian earthquake safety.

In conjunction with the reinforcement work, a thorough rebuilding of the regular embassy office was carried out to cope with the many visa cases and issues of biometric passports.