The defending champions were Limoux who defeated Lézignan 24–22 in the Grand Final of the 2016–2017 season.
[1] The championship was won by SO Avignon who finished fourth in the regular season and defeated Limoux in the Grand Final.
The regular season started on 2 December 2017 and ended on 3 June 2018.
[2][3] Source:[2] At the end of the regular season, the top six in the table advanced to the knockout stage.
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