Have you discovered The Alexandria Project?
If this process sounds vaguely familiar, that’s likely because this is the same process that OASIS used to gain global endorsement of its OpenDocument Format (ODF). Microsoft took a similar, but procedurally distinct, route with OOXML, its competing document format, when it offered it to ECMA, which enjoys a special “Fast Track” relationship with JTC1. What won't sound familiar is the conditions that the W3C has successfully included in its application to make submissions, on which more below.
Those that have followed the course of ODF and OOXML will recall that shile ODF moved through the process smoothly, for a variety of reasons OOXML’s progress was protracted and contentious. They may also have noted that over the last several years, the versions of these standards most commonly encountered in the field differ from those that have been formally adopted by JTC1, meaning that the JTC1 versions are both “stale” and in comparison to the versions most frequently implemented in actual products.