All reports of subdir-in-bin for the archive. The extended description of this tag is:

The Filesystem Hierarchy Standard forbids the installation of new directories in /bin.

Refer to Filesystem Hierarchy Standard (/bin : Essential user command binaries (for use by all users)) for details.

Severity: serious, Certainty: certain

Check: files, Type: binary, udeb

This tag has not been emitted in any package tested by Lintian.