You can browse the source code for the development focus branch or get a copy of the branch using the command:
bzr branch lp:debian-policy

debian-policy has 3 active branches owned by 1 person and 2 teams. There were 13 commits by 3 people in the last month.

Bazaar branches

Name Status Last Modified Last Commit
lp:debian-policy
Series: trunk
2 Mature 2009-06-18 23:10:55 UTC 2009-06-18
355. Order by section in upgrading-checklist

Author: Russ Allbery
Revision Date: 2009-06-18 23:10:55 UTC

Order by section in upgrading-checklist

lp:~vcs-imports/debian-policy/master 1 Development 2017-10-15 16:27:53 UTC 2017-10-15
928. perl command script shebang must be /...

Author: Sean Whitton
Revision Date: 2017-10-15 16:27:53 UTC

perl command script shebang must be /usr/bin/perl

    * Policy: /usr/bin/perl shebang 'should' -> 'must'
      Wording: Sean Whitton <spwhitton@spwhitton.name>
      Seconded: Dominic Hargreaves <dom@earth.li>
      Seconded: Salvatore Bonaccorso <carnil@debian.org>
      Closes: #683495

lp:~ubuntu-core-dev/debian-policy/ubuntu 2 Mature 2017-02-20 23:03:54 UTC 2017-02-20
344. releasing package ubuntu-policy versi...

Author: Steve Langasek
Revision Date: 2017-02-20 23:03:54 UTC

releasing package ubuntu-policy version 3.8.2.0ubuntu3

13 of 3 results
You can't create new branches for debian-policy.