Reissue of Designated Letters

When reissue is necessary due to damage or loss of Yokohama-shi designation water supply equipment construction company designation book, please perform procedure as listed below.

Please go through the following Yokohama City Electronic Application and Notification System.
This system requires you to log in to the system after registering as a member (free of charge) before proceeding.
If you are using the service for the first time, access from the link below, select "New Registration" at the top right of the page, register as a member, log in and start the procedure.

Click here for the procedure! → Procedure (outside site) of re-grant of designated water supply equipment construction company designation book

Re-grant fee 2,500 yen