Access rules

To access and operate in Underground Laboratories, all Users must have a valid LNGS badge.
To obtain the LNGS badge all Users must attend and pass a mandatory course of information and formation about the Safety Management System and Enviromental Management System, in compliance with D.Lgs. 105/05, 2012/18/UE (Seveso III Directive).
The course is held by Prevention and Protection Service, for reservations and information on course dates, please write an e-mail to This email address is being protected from spambots. You need JavaScript enabled to view it..

Access rules to Laboratori Nazionali del Gran Sasso (LNGS)

According to the type of visiting person, two forms are generally required to access LNGS.

External companies and temporary guests are not concerned by these access rules.

Temporary guests are those who occasionally enter LNGS - up to seven days - for visits, seminars, meetings... and shall not perform any activity where experimental apparatuses and/or any kind of equipment/instruments are involved.

Temporary guests shall hand a valid ID in to the guard service (passport required for non-EU citizens) and shall provide an LNGS referring person (employee or associate)

These rules concern:

  • those who take part in experiments and research groups;
  • guests who stay at the Lab more than seven days;
  • personnel who, on whatever basis, will perform any kind of administrative, technical, technological and scientific activity.

For each application, return these forms to the Director:

  • clearance (nullaosta) on official Institute/University letterhead, with stamp and signature in original by the Director/legal representative of the user's Home Institute;
  • access authorization filled and signed by both the applicant and the person in charge of her/his activity at LNGS

Required documents are submitted to LNGS Director at least 10 days before the applicant’s arrival.

Additional info are provided by User Office (This email address is being protected from spambots. You need JavaScript enabled to view it.), Serena Cavalcante (ph. +39 0862 437 566) and Vincenzo Fantozzi (ph. +39 0862 437 236).