SNELL – FIA CMS2016 SNELL K2025
c. For all International Events please refer to the FIA Regulations. d. Kart Drivers under 15 years of age Cadet and Bambino Drivers:
The weight of the helmet may be checked at any time during an event and must not weigh more than 1550g or such other value as may be specified from time to time by the Code and / or the NCR:
SNELL – FIA CMR2007 SNELL – FIA CMS2007 SNELL – FIA CMR2016 SNELL – FIA CMS2016
7.2. Part of the approval procedure is to affix an ASN sticker to the outside of the helmet in the approximate location of the driver’ s right ear.
7.3. Stickers may only be affixed by selected scrutineers or by ASN Technical Officials at Motorsport UK or by selected manufacturers after the helmet has been checked for conformity with the standard required and is considered to be in a satisfactory condition.
7.4. ASN approval stickers are subject to the current fee published by the ASN and payable by the Competitor to the approving Scrutineer. Approval stickers are printed on foil and once affixed cannot be reapplied. Stickers are individually numbered.
7.5. Helmets approved for use in all disciplines require a blue ASN sticker to be affixed. Helmets which are accepted for use in kart racing only require a green or yellow as applicable ASN sticker to be affixed. These stickers are available from issuing Scrutineers subject to the fee mentioned above.
7.6. Helmet standards are regularly reviewed and updated and superseded. Standards will periodically cease to be acceptable and an element of‘ lifing’ will always remain.
8. Fit and Security: 8.1. To ensure satisfactory fit and security of your helmet proceed as follows:
a. Obtain correct size by measuring the crown of your head. b.
c.
d.
Check that there is no side-to-side movement; a helmet should be as closely fitting as possible consistent with comfort.
Tighten straps securely – the chin strap must always be in tension; ensure therefore that the strap cannot slip. Chin cups are prohibited.
With head forward attempt to pull up the back of the helmet to ensure the helmet cannot be removed in this way.
e. Ensure you can see clearly over each shoulder. f.
Make sure nothing impedes your breathing in the helmet and never cover your nose or mouth other than with a flame-resistant balaclava or face mask.
g. |
Helmets with life-support must only be worn if connected to a permitted life-support system. |
h. |
Never wear a scarf tie or other loose clothing which could come loose and possibly cause an accident. |
i. |
Ensure that the visor can be opened with one gloved hand. |
j. |
Satisfy yourself that the back of the helmet provides protection for your neck. |
k.
Do not buy from mail order unless you can satisfactorily carry out the above checks; return a helmet unused if it does not fit.
Motorsport UK National Competition Rules 2026 Edition 1
Chapter 9- Competitor Personal Safety Equipment 348