Aircraft Engine Cowling Warning Decals — CAR Part V
CARs Part V — Engine Compartment Placards · Federal — Canada
§The Law
CARs Part V — s.571 + TCDS — CARs Part V — Engine Compartment Placards
“Engine cowlings generally display all mandatory placards specified in the aircraft type certificate data sheet, including oil grade, oil quantity, oil cap torque, and high-temperature caution labels.”
View official regulation text✓Plain English
Open the cowling and you'll see a checklist of required placards — oil type, oil quantity min/max, "HOT SURFACE — DO NOT TOUCH", oil filler cap torque limit. Each one is an airworthiness item.
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Specific Requirements
Oil type and grade placard (e.g., "AeroShell W100 Plus")
Oil quantity min/max in quarts or litres
"HOT SURFACE" caution on exhaust-adjacent areas
Oil filler cap torque placard if applicable
Fire extinguisher location indicator arrow
All cowling placards checked at annual inspection
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📚Sources & Authority
Every claim on this page is backed by official government legislation and verified industry sources. Last verified: March 2026.
🏛 Official Government Sources
Canadian Aviation Regulations (CARs) Part II
Justice Laws Canada · March 2026
CARs Part II covers aircraft identification and marking requirements including registration marks, sizing, and placement for Canadian-registered aircraft.
Transport Canada — Aircraft Registration
Transport Canada · March 2026
Official aircraft registration portal. Covers how to register, marking requirements, and the C- prefix system for Canadian aircraft.
RPAS (Drone) Registration — Transport Canada
Transport Canada · March 2026
Drone registration requirements for RPAS between 250g and 25kg. Registration number should be marked on the drone and visible at all times.
All sources are official government publications or recognized industry authorities. Links verified March 2026. If you find a broken link, let us know.
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Shop Engine Cowling DecalsOr call (289) 228-7021Regulation Quick Facts
- Regulation
- CARs Part V — s.571 + TCDS
- Jurisdiction
- 🇨🇦 Federal — Canada
- Category
- Aviation Law
Source library
Confirm the current rule before relying on a marking
Our guides are a starting point for locating government sources connected to CARs Part V — s.571 + TCDS markings. Requirements can depend on jurisdiction, vehicle or site details, and the date you act.
- Open the linked official source and check its current version.
- Confirm the rule applies to your exact vehicle, vessel, property, or operation.
- Verify wording, dimensions, placement, and effective dates before ordering.
Compliance Certificate
Every order includes a printable Certificate of Material Compliance — ready for MTO, Transport Canada, or fire marshal inspection.
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