Inspectors

Who is an “inspector”?
Inspector means the Chief Inspector of Explosives, an inspector of explosives and a deputy inspector of explosives appointed under section 13, and any other person who is directed by the Minister to inspect an explosive, a restricted component, a vehicle, a licensed factory or a magazine, or to hold an inquiry in connection with any accident caused by an explosive; (inspecteur)

https://laws-lois.justice.gc.ca/eng/acts/e-17/FullText.html

What if an Inspector arrives at my store?

Inspector Jurisdiction

Inspectors may enter and inspect any place in which fireworks are being stored, transported, or used; they may open and inspect any room, container or package.
Any fireworks acquired, transported, sold, or stored in contravention of the Act may be seized by an inspector.
Persons present during inspections are obliged to do any of the following if requested:

provide assistance so that the inspectors can carry out their duties,
produce, extract or copy any relevant documents, and
comply with any safety measures as directed by inspectors.

Any person who obstructs an inspector is guilty of an offence under the Act and is liable to a fine of up to $5,000 and/or imprisonment of up to six months.

Ref: *https://laws-lois.justice.gc.ca/eng/acts/e-17/FullText.html (sections 13-16 *Explosives Act)