You wouldn't be logging time spent on stuff that's part of your actual responsibilities and/or for your same team (under the same manager) is fine - the whole "

You wouldn't be logging time spent on stuff that's part of your actual responsibilities and/or for your same team (under the same manager) is fine - the whole "internal market" stuff applies to inter-team work, especially work/asks/tasks that don't go through the chain-of-command (i.e. from IC1 in team A to IC2 in team B without going through either Team A's manager nor Team B's manager).