commit e86903c319650364b1373791e82708c98ee5e2b5
Author: Hervé Beraud <hberaud@redhat.com>
Date:   Wed Oct 14 14:55:20 2020 +0200

    Adding notes to process
    
    Change-Id: I0415351582e82bc787efdfbaff906a4ff5841590

diff --git a/doc/source/reference/process.rst b/doc/source/reference/process.rst
index edfc89f..c261b33 100644
--- a/doc/source/reference/process.rst
+++ b/doc/source/reference/process.rst
@@ -1327,6 +1327,10 @@ R+0 week (Final Release)
 
       This item can be staged as a patch on top of the final release patch.
 
+      The ``next-phase`` date should be set to the first Monday after the
+      period declared for the Maintained phase.
+      See https://docs.openstack.org/project-team-guide/stable-branches.html#maintenance-phases
+
 #. Send release announcement email to
    ``openstack-announce@lists.openstack.org``, based on
    ``templates/final.txt``. Coordinate the timing of the email with