Important instructions

Please read the following instructions carefully.
Failure to respect any of these instructions may lead to your guided tour being cancelled !

All visitors must carry their identity card or passport, valid for entry into both France and Switzerland.

2018 new site access rules: all visitors will be requested to wear a CERN visitor card while on CERN premises.
This is part of a wider measure, whereby everyone on CERN fenced site will be requested to visibly wear a CERN card.

If you wish to book a guided tour, please be prepared to provide the following accurate information for all visitors: last name, first name, date of birth, place of birth, country of birth and nationality.
Please note that failure to provide this information in due time may lead to the cancellation of part of or all guided tour.

More information on what we do with visitors personal data.

Exception: visitors to the permanent exhibitions (Universe of Particle in the Globe or Microcosm near CERN Reception) or to events taking place at the Globe will not be requested to wear a CERN card.

You must arrive at CERN Reception 20 minutes prior to your visit time.
CERN does not allow luggage in guided tours or exhibitions. No luggage storage facility is available.
High-heeled shoes, open-toed shoes, flip-flops and sandals are not permitted.
Smoking is not allowed anywhere at CERN.
Pets are not allowed anywhere at CERN.

Any questions? Please have a look at our frequently asked questions.

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