Installation of state registration plates (SRP) is not just a formality, but a process that has a clear legal and technical framework. An incorrectly assigned number may result in a fine or, worse, loss of the document while moving. Drivers often underestimate the importance of reliable installation, relying on standard frameworks or temporary solutions, which ultimately leads to problems with traffic police inspectors.
There are many nuances, from choosing the type of screws to using special frames that hide the bolts. Modern requirements for cleanliness and readability of symbols dictate their operating conditions. Attaching license plates should ensure their immobility even at high speeds and vibration typical of domestic roads.
In this article we will analyze all aspects of fixing the GRZ: from legal requirements to practical advice on selecting fasteners. You will learn which materials are best to use to avoid corrosion, and how to protect your investment in beautiful rooms from theft or accidental loss.
Legal requirements and GOST for installation
The main document regulating the installation of license plates in Russia is GOST R 50577-2018. It clearly defines sizes, fonts and mounting methods. The sign must be installed perpendicular to the longitudinal plane of the vehicle, in the center, at a height of at least 400 mm from the surface support. Any deviations may be considered a violation of the rules.
Particular attention is paid to readability. Numbers and letters must be visible from a distance of 20 meters. It is prohibited to use any coatings that obstruct or distort perception, including transparent films with “glare”. Fasteners must not obscure the symbols or edges of the sign, or reflective trim.
For example, if the number is fixed at an angle or shifted to the side so much that it makes it difficult for cameras or humans to read it. The use of non-standard frames that hide part of the letters is also a violation.
- 🚗 The number must be located strictly in the center of the car’s axis of symmetry.
- 📏 The height of the lower edge of the sign is at least 400 mm from the road surface.
- 👁️ Symbols must be read from 20 meters without distortion or glare.
Selection of material for fixation: self-tapping screws and bolts
The most common method of fixation is the use of self-tapping screws. However, ordinary black screws for metal or wood quickly rust, staining the license plate and body with rusty streaks. The ideal solution is considered galvanized or nickel-plated screws with a press washer. They provide tight clamping and are corrosion resistant.
The thread diameter is usually 3.5mm or 4mm. It is important not to overtighten the fasteners so as not to damage the plastic of the frame or the license plate itself, which is made of thin aluminum. A self-tapping screw that is too long may rest against body or bumper elements, causing deformation. The optimal length is from 15 to 20 mm, depending on the thickness of the frame.
Some drivers use bolted connections with nuts on the reverse side. This is more reliable, but requires access to the inside of the bumper or trunk lid, which is not always structurally possible. In addition, nuts can become loose due to vibration over time, requiring periodic inspection.
Use self-tapping screws with a rubber sealing washer - they seal the hole and prevent moisture from getting under the license plate.
⚠️ Attention: Never use glue or welding to attach numbers. This violates the integrity of the sign and makes it unreadable, which will result in a fine.
Types of frames and their effect on fastening
Frames for license plates are divided into several types: standard plastic, metal, reinforced and anti-vandal. Plastic frames are light and cheap, but they lose color over time and can crack in the cold. Metal options are more durable, but require more careful installation so as not to scratch the body paint.
Deserves special attention Euro-framework, which have an increased height and are often used for flag or region numbers in a custom design. Fastening in such frames is usually provided at four corners. There are also frames with hidden fastening, where the bolts are covered with decorative plugs or the frame structure itself.
When choosing a frame, make sure that it complies with GOST. The frame should not cover the letter "R" in the circle (country designation) and the region code. Some “tuning” frames have too wide a side, which is formally a violation, although in practice it rarely raises questions from inspectors if the symbols are open.
| Frame type | Material | Service life | Installation features |
|---|---|---|---|
| Standard | ABS plastic | 2-3 years | Simple fastening with 4 self-tapping screws |
| Reinforced | Stainless steel | 5-7 years | Requires care, does not bend |
| Hidden | Plastic/Metal | 3-5 years | Difficult access to bolts, aesthetically pleasing |
| Anti-vandal | Special alloys | 10+ years | Requires a special key for removal |
Hidden fastening: pros, cons and implementation
Many car owners seek to hide mounting points to improve the appearance of the car. For this, there are special frames with a folding mechanism or side access to the bolts. Magnetic mounts are also popular, which allow you to quickly remove a license plate, for example, for washing or parking in the wrong place (although the latter is illegal).
Hidden fastening is often implemented through special holes in the bumper on the inside or magnetic plates. The magnets must be strong (neodymium) to withstand vibration and pressure washing. However, using magnets carries a risk: if there is a strong impact or collision with an obstacle, the number may simply fly off.
A more reliable option is frames where the mounting holes are shifted down or to the side and covered with a decorative strip. This allows you to use standard screws while maintaining a neat appearance. The main thing is that the opening mechanism does not jam in winter due to ice.
Is it true that magnets ruin electronics?
Modern neodymium magnets create a strong local field, but at a distance of 5-10 cm (the thickness of the bumper), their effect on the vehicle’s on-board network and sensors is negligible. However, you should not keep magnets near credit cards or electronic keys.
⚠️ Attention: The use of frames that completely hide numbers or allow them to be quickly changed (reversible numbers) is equivalent to installing signs that do not comply with the requirements and will entail a fine.
Instructions for setting up your number yourself
The installation process does not require complex tools, but does require care. First you need to try the license plate on the car, making sure that it fits evenly and does not overlap important elements. Then holes are marked for drilling or screwing in self-tapping screws.
If the bumper does not have standard holes, they will have to be drilled. The diameter of the drill should be slightly smaller than the diameter of the screw (usually 2.5-3 mm) so that the thread is securely held in the plastic. Before final installation, it is recommended to degrease the contact surface.
☑️ Installation checklist
After fixing all four corners, check to see if the number is loose. It should fit tightly. If you are using a plastic frame, you can lightly heat the folds with a hairdryer to help it fit better around the license plate, but do not overdo it or you will melt the plastic.
Protection against theft and loss of numbers
License plate theft is an annoying but common problem, especially for cars with “nice” plates. Standard screws can be easily unscrewed with a regular Phillips screwdriver in a few seconds. There are for protection anti-vandal screws with special caps (star, polyhedron), which require a special tool to unscrew.
Another method is to weld the nuts on the inside or use epoxy glue on the threads (but this will make it difficult to legally change the number). Alarms with license plate sensors also help, although they are rare. The easiest way is to regularly check the tightness of the bolts, especially after the winter season, when reagents cause corrosion.
In case of theft, you must immediately contact the police and write a statement. This will protect you from fines that may come for violations committed by thieves of license plates on another car. Temporary traffic without license plates is prohibited, so you will have to order a duplicate.
The best protection against theft is a combination of anti-vandal bolts and regular visual inspection of the condition of the fasteners.
Frequent mistakes when installing gas distribution devices
One of the most common mistakes is to install the number upside down or sideways, which is sometimes done for the sake of “style.” This is a direct violation of GOST, which is punishable by a fine. Also, you should not bend the edges of the license plate to fit tightly into the frame - this will distort the geometry of the symbols.
Using screws that are too short leads to the fact that the number is held only by word of honor and falls off at the first bump. Too long ones can damage the wiring or parking sensors if they are located close to the mounting surface.
Ignoring the cleanliness of fasteners is also dangerous. Rusty bolts can “stick” to the frame, and when you try to remove the number for washing or replacement, you will simply tear off the caps. Regularly lubricating the threads with graphite lubricant or WD-40 will extend the life of the fastener.
Is it possible to mount the number with only two bolts?
Technically, the number can be held on by two bolts, but GOST requires four holes for fastening. The absence of fasteners in the designated places can be regarded as a violation, although in practice inspectors rarely fine for one unscrewed bottom bolt if the number hangs straight.
What to do if the bolts are rusty and the number cannot be removed?
Do not try to rip the number off by force - you will dent the aluminum. Generously coat the threads with penetrating lubricant (WD-40, Liquid Wrench) and leave for 15-20 minutes. If the caps are licked off, use extractors or carefully drill out the caps with a drill, being careful not to damage the number itself.
Is it allowed to use a frame with inscriptions?
A frame with inscriptions is allowed as long as the inscriptions do not cover the license plate symbols, area code, and flag. Inscriptions should not imitate elements of state symbols or create a false impression of belonging to special services.
Do I need to register the installation of a new frame?
No, replacing the frame or method of attaching a license plate does not require changes to the vehicle documents (STS, PTS), so the license plate itself remains original and readable.