Presented as mandatory from the age of 70, the S sticker is causing concern among many senior drivers in France. On social networks, messages often circulate suggesting that drivers over 70 must apply a mysterious S sticker to the back of their car, under penalty of a fine. This has worried many older drivers who value their independence behind the wheel. Maurice T., a reader of Auto Plus, wrote from Montcresson (45): "I read on social networks that from the age of 70, drivers are required to apply an 'S' sticker to the back of their vehicle. Or how to stigmatize seniors..." He highlights the confusion and anxiety that such rumors have created. The S sticker for seniors does exist. It was created in 2016 by the Signal Senior association. It takes the form of a white disc with a large red "S," sometimes accompanied by the wording "Your senior behind the wheel." It can be found online or through certain associative structures for a price generally between 4 and 6 euros. However, on the legal plane, the S sticker is not regulated by any official text. Unlike the "A" sticker for young drivers, which is regulated by article R413-5 of the Road Code, the "S" does not appear in any law, decree, or ruling. It is neither a regulatory sign nor an official plate, but a purely private initiative. In short, the sticker exists, but it has no legal value today: its absence cannot result in a fine, loss of points, or specific verbalization. The messages circulating, which suggest an obligation from the age of 70, 75, or 79, rest on no legal basis. The Road Safety, a service of the Ministry of the Interior, has reminded in its Info/Intox section that drivers who wish to display such a sticker are free to do so, but there is no government project to impose an "S" for seniors. The French government has also not set an age limit beyond which the possession of such a sticker would be required. Originally, the idea of Signal Senior comes from an intention to show courtesy on the road. The S sticker is intended to allow elderly drivers who wish to signal themselves to indicate a sometimes more cautious speed, slower maneuvers, or longer reaction times. The very simple visual - a red "S" on a white background - is precisely designed to be immediately identifiable by other road users. In practice, this sticker remains fully optional. It grants no particular advantage: no parking exemption, no speed limit adjustment, no regulatory impact with regard to law enforcement or insurance. Studies by the Interministerial National Road Safety Observatory (ONISR) show that elderly drivers cause proportionally fewer accidents than young drivers, even though their injuries are often more severe due to their fragility. Some elderly drivers see it as a tool to calm the behavior around them, others fear a form of stigmatization. The feeling is very contrasting: some seniors declare themselves reassured to warn the vehicles following them that they will adopt a very cautious driving style, while others categorically refuse to stick a distinctive sign that would highlight their age, out of fear of being targeted or being pre-categorized as "slow drivers."