The Syrian Interim Government constituted a separate administration in the Turkish-controlled territories in northern Syria and had partial authority there.

[16] In late September 2016, the Syrian interim government minister for local administration was among a dozen people killed by an ISIL suicide bomber in the southern city of Inkhil.

[20] As the Turkish occupation of northern Syria grew from 2016, the SIG moved into the Turkish-controlled territories and began to exert partial authority there, including providing documents to Syrian citizens.

[15] In opposition areas outside the Turkish-occupied ones, the SIG has been in conflict with the Islamist Syrian Salvation Government for control since September 2017.

On 30 December 2017, at least 30 factions operating under the banner of the Syrian Interim Government merged in a unified armed group after four months of preparations.

[28] In July 2024, riots erupted in SIG-held areas to protest Turkish policies and the Turkey's attempts to normalize relations with the Assad regime.

In late 2024, the Syrian National Army participated in the surprise offensives that led to the fall of the Assad regime, while also capturing territories from the Kurdish-led Autonomous Administration of North and East Syria.

The SIG said: "We will provide our capabilities, cadres and expertise to the Syrian state to serve the project of building a new Syria.

On 3 February, it was reported that two SNA leaders were appointed as division commanders in the armed forces by the transitional government's defense ministry.