The tag is present in Lintian version 2.104.244. That is the most recent version we know about.
The maintainer script apparently runs the service command. This command is reserved for local administrators and must never be used by a Debian package.
Please replace with calls to
invoke-rc.d(8). If your package installs this service, this
can be automated using
Refer to Debian Policy Manual section 9.3.3 for details.
This tag is experimental.