</p>
</sect1>
</sect>
+
+ <sec id="filenames">
+ <heading>File names</heading>
+
+ <p>
+ The name of the files installed by binary packages in the system PATH
+ (namely <tt>/bin</tt>, <tt>/sbin</tt>, <tt>/usr/bin</tt>,
+ <tt>/usr/sbin</tt> and <tt>/usr/games</tt>) must be encoded in
+ ASCII.
+ </p>
+
+ <p>
+ The name of the files and directories installed by binary packages
+ outside the system PATH must be encoded in UTF-8 and should be
+ restricted to ASCII when it is possible to do so.
+ </p>
+ </sec>
</chapt>