Isn't the legal limit 70% VLT on front windows in Alberta?

No. Alberta's rule for the windshield and front side windows isn't a VLT percentage at all: section 70(1) of the Vehicle Equipment Regulation bans covering that glass with any transparent, translucent or opaque material, so there is no 'legal shade' of aftermarket film for those windows. The 70% figure is used in some other jurisdictions and doesn't apply here. Rear side windows and the back glass have no darkness limit, and the back glass may be covered only if the vehicle has outside mirrors on both sides.

How dark can I tint my rear windows in Alberta?

Alberta sets no darkness limit behind the driver, so rear side windows and the back glass can take anything from a light shade to a 5% 'limo' film. The one condition is section 70(2) of the Vehicle Equipment Regulation: the rear window (back glass) may be covered only if the vehicle has outside rear-view mirrors on both the left and right side. Mirror-like reflective film is not allowed on any window (sections 70(3) and 70(4)).

What are the fines for illegal window tint in Alberta in 2026?

Fine amounts are set by the province and change over time, so confirm the current amount before relying on a number. In November 2025 the Lethbridge Police Service said window tint tickets ranged from $81 to $224 and could require a court appearance, and that during its enforcement campaign vehicles could be towed and the film ordered off under section 66 of the Traffic Safety Act before the vehicle was allowed back on the road. Removing the film is an extra cost on top of any ticket.

Can I get a medical exemption for window tint in Alberta?

Yes, but only for specific conditions, and only with a permit issued before you tint. Alberta considers drivers diagnosed with (or with recurrent) skin cancer (melanoma, basal or squamous cell) or bullous pemphigus; photophobia, migraine, cataracts and rosacea are not considered. You apply with a letter from your physician, a decision can take several weeks, and an approved permit costs $55 and must be carried in the vehicle. It allows clear UV film with a combined visible light transmittance of 50% or more. Never install first and apply later.

What's the AS-1 line on my windshield?

It's a mark near the top edge of most windshields. Places that allow a tinted strip across the top of the windshield use it as the limit, but Alberta's regulation has no such exception: section 70(1) covers the windshield as a whole. Don't assume a sun strip that is legal elsewhere is legal on an Alberta-registered vehicle.

Can I reduce heat through my front windows without using illegal tint?

Section 70(1) of the Vehicle Equipment Regulation covers transparent material as well as tinted, so confirm with Alberta Transportation's Vehicle Standards office before adding any film to the windshield or front side windows. Behind the driver there's no such limit: a ceramic film on the rear side windows and back glass (with outside mirrors on both sides) cuts heat at any shade.

Alberta Tint Laws 2026: What's Legal, Fines & Exemptions

Q: Is any window tint allowed on front side windows in Alberta?

No. Section 70(1) of Alberta's Vehicle Equipment Regulation (AR 122/2009) says a person shall not install, replace or cover the window glazing in a windshield, or in a side window beside or forward of the driver, with a transparent, translucent or opaque material. That rules out aftermarket film of any shade on the driver and front-passenger windows. Glass fitted by the vehicle's manufacturer is not affected.

TL;DR — Quick Answer

Alberta's Vehicle Equipment Regulation (AR 122/2009, section 70(1)) bans installing or covering the windshield and the front side windows with any transparent, translucent or opaque material. That means no aftermarket tint of any shade up front, and no windshield sun strip: the regulation has no AS-1-line exception. Rear side windows and the back glass can go as dark as you like, but the back glass may be covered only if the vehicle has outside mirrors on both sides (section 70(2)). Mirror-like reflective films are banned on every window. Medical exemptions exist, but you must apply to the Government of Alberta and be approved before you tint. Fines are set by the province and change over time — in November 2025 the Lethbridge Police Service put tint tickets at $81 to $224 — so check the current amount before you risk it.

Window tinting is one of the most popular vehicle modifications among Alberta drivers. But before you darken those windows, you need to know exactly what's legal and what can get you a ticket. This comprehensive 2026 guide breaks it all down.

Alberta Window Tint Laws — Quick Reference

Front Windows

❌ No aftermarket film of any shade — s.70(1)

Rear Windows

✅ Any darkness — back glass needs outside mirrors on both sides

Windshield

❌ No film and no sun strip — no AS-1 exception in Alberta

Alberta Window Tint Law, Window by Window

What Alberta's Vehicle Equipment Regulation (Alta Reg 122/2009, ss. 70–72) permits on each piece of glass. Alberta regulates the front glass by the presence of aftermarket material, not by visible light transmission.

Alberta window tint rules for each window, with the section of the Vehicle Equipment Regulation that governs it
Glass	Aftermarket tint permitted?	Governing rule
Windshield	No — at any darkness, including a sun strip	s.70(1)
Front side windows (driver + passenger)	No — at any darkness	s.70(1)
Rear side windows	Yes — no darkness limit	Not restricted by s.70
Rear windshield	Yes — no darkness limit	s.70(2): compliant outside mirrors on both sides
With a medical exemption permit	Fronts allowed, conditions apply	alberta.ca exemption: clear UV film at 50%+ combined VLT

Section 72(3) adds that a vehicle may not be operated unless its glazing complies with sections 70–71 — so the rule applies to driving the car, not just to installing the film.

The Golden Rule: No Tint on Front Side Windows

The most important rule every Alberta driver must understand: section 70(1) of the Vehicle Equipment Regulation says a person shall not install, replace or cover the window glazing in a windshield, or in a side window beside or forward of the driver, with a transparent, translucent or opaque material. In plain terms: no aftermarket film goes on the windshield or on the driver and front-passenger windows.

This is an absolute ban — not a matter of choosing the right percentage or darkness level. The regulation names transparent material as well as tinted, so there is no "legal shade" of aftermarket film for these windows.

This regulation exists for driver visibility and safety. Law enforcement officers and traffic safety experts emphasize that tinted front windows significantly reduce a driver's ability to see pedestrians, cyclists, and other vehicles — especially in low-light conditions common during Calgary's early morning commutes and winter evenings.

Tinted front windows also make it impossible for police officers to see the driver during traffic stops, creating legitimate safety concerns for law enforcement.

From Our Calgary Bay

We turn away front-window tint requests every single week, and people are usually surprised we say no. The honest reason is the one we explain at the counter: a Calgary winter morning on Crowchild or Deerfoot is already dark at 7am, and dropping the driver's light transmission on top of that is exactly what the ban exists to prevent. Where we happily go dark is the rears — on SUVs and trucks we'll run limo tint all the way back, and that's 100% legal here. If a shop offers to tint your fronts, that's the film we're later paid to peel off before an out-of-province inspection (our full newcomer's guide to moving to Calgary walks through it).

Reviewed by Mostafa — Calgary PPF Pros, protecting Calgary vehicles since 2021.

What About Factory Tint?

Here's where confusion often arises: many vehicles come from the manufacturer with tinted glass. Factory-tinted windows are legal because they're engineered to meet specific safety standards and light transmission requirements.

Key distinction: The prohibition applies specifically to aftermarket tinting — any film or material applied after the vehicle leaves the factory.

Rear Windows & Back Glass: Any Darkness Allowed

Now for the good news: Alberta's window tinting laws are actually quite permissive when it comes to your vehicle's rear windows. There is no darkness limit behind the driver. The one condition is in section 70(2): the rear window (back glass) may be covered only if the vehicle has outside rear-view mirrors on both the left and right side.

✅ Complete Freedom for Rear Tinting

Whether 50% light tint or 5% "limo tint", your choice includes:

Rear side windows (behind the driver and passenger)
Rear windshield (back window), with outside mirrors on both sides
Cargo area windows on SUVs and trucks

UV Protection

Quality tint films block up to 99% of harmful UV rays, protecting your skin and preventing interior fading and cracking.

Heat Reduction

During Calgary summers (30°C+), rear window tinting can reduce interior temperatures by 15-20 degrees.

Privacy & Security

Darker rear tint prevents opportunistic thieves from seeing valuable items, important when parking in downtown Calgary.

Glare Reduction

Tinted rear windows significantly reduce glare from headlights behind you during nighttime driving.

Windshield Strips and the AS-1 Line

Many drivers assume a tinted strip across the top of the windshield is fine. In Alberta it isn't: section 70(1) covers the windshield as a whole, and the regulation contains no exception for a strip above the AS-1 line.

📐 The AS-1 Line Explained

The "AS-1 line" is a mark near the top edge of most windshields. Places that allow a tinted "sun strip" or "eyebrow" use it as the limit. Alberta's regulation doesn't: there is no strip allowance in section 70.

No Strip Exception

Section 70(1) covers the whole windshield. A sun strip that is legal in another province or state is not automatically legal here.

Clear Frost Shields Are Allowed

Section 70(6) allows clear, untinted frost shields, as long as they don't impair the view by discolouring, scratching or damaging the glass.

Moving to Alberta?

If your vehicle arrives with a windshield strip or front-window film from another province, deal with it before you register the vehicle here.

Fines & Penalties: What a Tint Ticket Costs

Fine amounts are set by the province and change over time, so treat any number as a snapshot and confirm the current amount before you rely on it.

What a Ticket Can Involve

The Ticket

Lethbridge Police Service, November 2025: tint tickets "range from $81 to $224" and may require a court appearance

$81–$224

Film Off Before You Drive On

During its 2025 enforcement campaign, the same police service warned that vehicles could be towed and the tint ordered off under section 66 of the Traffic Safety Act before the vehicle was allowed back on the road.

Removal Costs Extra

Having the film professionally removed is an added cost on top of any ticket.

Amounts change, so confirm the current fine before relying on any figure on this page.

Insurance implications: The Lethbridge Police Service also notes that tint convictions can affect insurance premiums, and a claim settlement if the tint contributed to a collision.

Medical Exemptions: Myth vs. Reality

One of the most misunderstood aspects of Alberta's window tinting laws. Let's set the record straight.

❌ Common Myth

"Medical exemptions are easy to get — just get a note from your doctor."

✅ Reality

You apply to the Government of Alberta with a physician's letter, only specific conditions are considered, a decision can take several weeks, and an approved permit ($55) must be carried in the vehicle.

What Alberta's exemption page says it will and won't consider for drivers:

Considered: diagnosed or recurrent skin cancer (melanoma, basal or squamous cell)

Considered: bullous pemphigus

Not considered: photophobia, migraine, cataracts or rosacea

Passenger requests may not be supported, because passengers can sit in the back where tint is permitted

If approved: clear UV film only, with a combined visible light transmittance of 50% or more

Our recommendation: Never purchase illegal tint assuming you can get a medical exemption. Obtain the exemption first, then proceed with installation.

Why Professional Installation Matters

Even when staying within legal boundaries, window tinting is not a DIY project. Professional installation makes the difference between tint that lasts years versus tint that bubbles and peels.

Bubbling and Blistering

Low-quality films or improper installation result in bubbles that worsen over time.

Peeling and Delamination

Cheap tint or poor surface prep leads to peeling edges, especially on rear windows with defroster lines.

Purple Discoloration

Low-quality dye-based tints turn purple as they age due to UV breakdown.

Adhesive Residue

DIY removal or cheap tint leaves sticky residue that can damage defroster lines.

The Professional Advantage

Precision Cutting

Computer-cut patterns specific to your vehicle for perfect fit.

Quality Materials

Premium ceramic or carbon films that won't discolor, bubble, or peel.

Warranty Protection

Lifetime warranties covering defects, bubbling, peeling, and discoloration.

Legal Compliance

Experienced installers advise on legal options and won't risk your money.

Surface Preparation

Thorough cleaning and debris removal for proper adhesion and longevity.

Expert Technique

Years of experience handling complex window shapes and curves.

Calgary PPF Pros: Your Legal Tinting Experts

At Calgary PPF Pros, we specialize in legal, high-quality window tinting that enhances your vehicle while keeping you compliant with Alberta law.

We don't install illegal front window tint — not because we can't, but because we won't put our customers at risk. Instead, we help you maximize the legal tinting options available.

Get a Free Consultation Explore Tinting Options

Key Takeaways for 2026

Nothing goes on the windshield or front side windows — s.70(1) covers transparent, translucent and opaque material

Go as dark as you want behind the driver — the back glass needs outside mirrors on both sides

No windshield sun strip — Alberta's regulation has no AS-1-line exception

Medical exemptions cover specific conditions only — apply to Alberta and get the permit before you tint

Invest in professional installation — it pays for itself in longevity and compliance

Stay cool, stay protected, and stay legal on Alberta's roads

Sources

Vehicle Equipment Regulation, Alta Reg 122/2009 (Alberta King's Printer, PDF) — section 70, window glazing
Vehicle window tint exemption (alberta.ca) — eligibility, application, permit and film rules
Vehicle standards (alberta.ca) — provincial equipment standards that vehicles operated in Alberta must meet
Lethbridge Police Service, November 25, 2025 — ticket range and enforcement

Last checked September 30, 2026. What changed: the regulation wording is now quoted from section 70, the windshield sun-strip claim and an unsourced fixed fine amount were removed, the outside-mirror condition for the back glass was added, and the medical-exemption criteria now follow alberta.ca. This is general information, not legal advice.