| Operational Circular No. 01 (Rev.1 - December 1996): Operational Circulars |
| Operational Circular No. 02 (Rev. 3 - December 2015): Subsidiary document - Implementation measures |
| Operational Circular No. 02 (Rev. 3 - December 2015): Conditions of access to the fenced parts of the CERN site |
| Operational Circular No. 02 (Rev. 3 - December 2015): Subsidiary document - Implementation measures annexes |
| Operational Circular No. 03 (October 1997): Rules applicable to archival material and archiving at CERN |
| Operational Circular No. 03 (October 1997): Subsidiary document - Archiving policy at CERN |
| Operational Circular No. 03 (October 1997): Subsidiary document - Annex |
| Operational Circular No. 04 (Rev. 1 - September 2012): Use of vehicles belonging to or rented by CERN |
| Operational Circular No. 05 (October 2000): Use of CERN computing facilities |
| Operational Circular No. 06 (June 2001): CERN scientific documents |
| Operational Circular No. 07 (Rev. 2 - September 2021): Telework |
| Operational Circular No. 08 (May 2004): Dealing with alcohol-related problems |
| Operational Circular No. 09 (September 2011): Principles and procedures governing complaints of harassment |
| Operational Circular No. 10 (January 2013): Principles and procedures governing investigation of fraud |
| Operational Circular No. 11 (January 2019): The processing of personal data at CERN |
| Operational Circular No. 11 (January 2019): The processing of personal data at CERN - Annexes |