No. Team advisors, or others directly affiliated with a participating team, may not act as judges at the oral or memorial stages of any competition until the team they advise has been eliminated from the Competition. Moreover, if an adjudicator finds any other conflict of interest except the direct affiliation with the teams then s/he must inform that to the organizer at the earliest possible time.

If a Judge has or had any personal, professional, financial or other affiliation that may be considered as profitable by any conscionable person with any of the participating institutions or members of the participating institutions then s/he must inform that to the organizer before the competition/ round.

Yes, if the advice given is related to the problem of the current year Competition.

If the contesting team submit any complain against any of the adjudicators on the ground of conflict of interest, then the national administrator will investigate the matter. If the national administrator is satisfied that the adjudicator failed to disclose a potential conflict of interest, then s/he may discard the alleged judgment.

No judges are not allowed to provide specific feedback related to question pf laws or facts related to the problem of the competition after adjudication.
However, but the judges are allowed to make any comment on general matters like the method of submission, approaching the bench or about the team strategy but they should be Judges should be cautious that their feedback should not reflect the discussions of Bench Memorandum.

No, such act raises the flag of conflict of interest. However, only in extenuating circumstances such act may be allowed but the nature of the extenuating circumstances is to be decided by the National Administrator.