The official announcement of the district authority was published on Dec 27th. However, only the section from L34 to B9 is downgraded. The short section A1-L34 is not mentioned
The official nwsib map is not yet updated albeit the rededication is valid from 2023-01-01. I need to revisit the nwsib site before truncating the route.
https://www.autobahn-online.de/phorum/read.php?13,76037,200099#msg-200099