Thirty-two teams was participate at the promotion play-off to 1953 Divizia B, twenty-eight regional champions and four city champions teams (Galați, București, Timișoara and Stalin), one from each geographical group.
[1] The thirty-two teams were divided into four groups of eight each, based on geographical criteria.
The play-off was played in eliminatory rounds over two-legs and the fixtures ending in a tie was replayed in a third game on neutral grounds.
However, after the end of the season, the Romanian Football Federation decided to increase the number of promoted teams, as the two series of the second division was expanded from 12 to 16, and the third round losers were promoted as well.
The matches was played on 12, 19, 23 October and 9 November 1952.