In the City of Duncan, British Columbia, fireworks rules are set by Fireworks Regulation Bylaw No. 3116, 2016, verified 2026-09-24. Sale or use restricted: No person shall sell, dispose of, set off, or discharge fireworks within the City of Duncan. Permit available: Fireworks may be sold and discharged for a public display with written permission of the Chief Administrative Officer of the City of Duncan.