The Provisional Administration of the Front-line and Phase Territories[a] was a civil authority of the territories controlled by Second Polish Republic but not incorporated into the state itself, that was formed during the Polish–Soviet War in 1920.

[2][3] Provisional Administration of Front-line and Phase Territories was established by Second Polish Republic on 9 September 1920, as a civil authority of the territories controlled but not incorporated into the state itself.

The order to form it was given by the Commander-in-chief of the Polish Armed Forces.

[1] The territory was ruled by the Chief Commissioner Władysław Raczkiewicz.

[2] It was disestablished on 20 December 1920 by the decision of Council of Ministers from 27 November 1920.