At least three references from reference provider (RP) for the performance of comparable services (software compliance) since January 1, 2023, (it is sufficient that the comparable services were also provided in the reference period in the specified reference project, e.g., a reference that began on January 1, 2022, and ended on February 1, 2023, would be sufficient). Only references to software compliance are permitted. Each reference must be either completed or ongoing. In the case of an ongoing reference. specifications of the planned/contractual project duration and information on the current status must be included It is irrelevant whether the reference provider is a public or private company. For verification purposes, the reference details must include the contact details of a responsible person at the respective company, i.e., name, telephone number, and/or email address. Minimum requirements for each reference: 1. Since January 1, 2023 2. Completed and ongoing reference; if ongoing, specifications of the planned/contractual project duration and information on the current status of the reference project must be included 3. The respective reference must include software compliance Please use the relevant form "Appendix 01_Self-declarations and evidence".