Firstly, submit an informal request to connect to the OZG-RE to the e-invoicing initiative’s central e-invoicing mailbox at
To enable us to process your request quickly and smoothly, please follow the steps described below to complete the process. You will be given audit guidelines and checklists to help you complete the activities necessary to connect to the OZG-RE.
You are welcome to contact the central
|1. Request to the central e-invoicing mailbox|
In the first instance, send an informal request to email@example.com.
|2. Receive the audit guidelines|
a. Audit guidelines for the Regulation on Electronic Invoicing (E-RechV) area of application
b. Audit guidelines for shared use of the OZG-RE
a. Check if your institution is required to comply with the E-RechV obligation.
b. Check if the requirements for shared use of the OZG-RE have been fulfilled within your institution.
|4. Report the audit results to the central e-invoicing mailbox|
Send the audit result to firstname.lastname@example.org.
|5. Receive the starter kit|
If the outcome is positive, you will be sent the starter kit.This contains all the contract documents necessary to connect to the OZG-RE.
|6. Work through the starter kit using the checklist supplied|
a. Fill in and sign the administrative agreement, including Appendix 6, both in duplicate, and return to the Federal Ministry of the Interior, Building and Community (BMI).
b. Work through all of the other steps to be completed independently in accordance with the checklist.
|7. The documents will be checked and countersigned by the BMI.|
As soon as the BMI confirms signature of the administrative agreement to the Federal Printing Office, the latter will add you as a user on the OZG-RE platform and provide you with the necessary technical information.
|8. Connect successfully to the OZG-RE.|