There are certain rules of conduct to respect in the courtroom, among others:

 be properly dressed;

arrive on time;

you are not authorized to bring food or beverages into the courtroom;

you must be respectful of the administrative judges and the representative of the government body whose decision you are challenging;

you must wait until the administrative judge who is presiding the hearing gives you the right to speak, to intervene during the hearing;

 using a cell phone is not allowed during the hearing;

For more information on the use of technology, see the Institutional guidelines about it.