CMVSS 104

Windshield Wiping and Washing System

Issuing bodyCMVSS
CommitteesTransport Canada
First issued1971
Latest revision2025
Statusactive
Categorynational
Topicsdriver_field_of_vision, visual, windscreen_clarity
Referencehttps://laws-lois.justice.gc.ca/eng/regulations/C.R.C.,_c._1038/page-11.html

Scope

Specifies the wiped area, wiper frequency and washing-system capability needed to keep the windshield clear, maintaining the driver's forward visibility during precipitation and road spray. Mirrors US FMVSS No. 104.

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