(39)Where a new electronic road toll system is being launched or an existing system is being substantially modified, the toll charger should publish the new or updated EETS domain statements with sufficient notice to allow EETS providers to be accredited or re-accredited to the system at the latest one month before the day of its operational launch. The toll charger should design and follow the procedure for the accreditation or, respectively, re-accreditation of EETS providers in such a way that the procedure can be concluded at the latest one month before the operational launch of the new or substantially modified system. Toll chargers should respect their part of the planned procedure as defined in the EETS domain statement.