C-25.01, r. 9 - Regulation of the Court of Québec

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11. Signature. Every pleading must be signed by the party, the party’s lawyer or the party’s notary or by the lawyer’s or notary’s partnership.
In proceedings for the recovery of a small claim, every pleading must be signed by the party or the party’s mandatary, if applicable.
O.C. 1099-2015, s. 11.