Whether Canadian maritime law or the Civil Code of Québec applies — Whether the adjudication of a claim by a buyer for damages arising from a latent defect pursuant to a contract of sale of a marine engine or equipment supplied to a ship is governed by Canadian maritime law or whether it falls within provincial jurisdiction — In what circumstances (and by what criteria) should the choice as to whether federal or provincial laws apply be made — In characterizing the true nature of the matters in dispute to determine whether the subject-matter under consideration is “integrally connected with maritime matters”, whether the analysis should focus on the activity which gave rise to the breach of contract of sale, or on whether the object of the activity appears in a federal statute — If Canadian maritime law governs, whether provincial law can nevertheless apply incidentally — Whether art. 1729 and 1733 of the Civil Code of Québec are constitutionally inoperative in respect of a claim by a buyer for damages arising from a latent defect pursuant to a contract of sale of a marine engine or equipment supplied to a ship by reason of the doctrine of federal paramountcy — Whether art. 1729 and 1733 of the Civil Code of Québec are constitutionally inapplicable in respect of a claim by a buyer for damages arising from a latent defect pursuant to a contract of sale of a marine engine or equipment supplied to a ship by reason of the doctrine of inter-jurisdictional immunity — Appeal allowed, 11/28/2019 — Supreme Advocacy acted as agents for the Appellant and the Intervener.

2019 SCC 58