1    General Assembly.
2    Economic and Social Council.
3    Security Council.
Although the Security Council does not have its own agenda, dummy agenda items are set up to aid in searching material by topics discussed.
4    Trusteeship Council.

Second indicator
Undefined. Blank.

Examples:

191 $a E/RES/2002/9
245 10 $a High-level political conference for the purpose of signing the United Nations Convention against Corruption
991 2 $a E/2002/100 $b 14c $c Crime prevention and criminal justice. $d CRIME PREVENTION $z I0175440
[Economic and Social Council resolution, agenda item 14c]

191 $a S/RES/1491(2003)
239 10 $a Security Council resolution 1491 (2003) [on authorizing continuance of the multinational stabilization force for a further period of 12 months]
245 00 $a Resolution 1491 (2003) / $c adopted by the Security Council at its 4786th meeting, on 11 July 2003
991 3 $a S/58 $b [62] $d BOSNIA AND HERZEGOVINA SITUATION $z I0178727
991 3 $a S/58 $b [60] $d FORMER YUGOSLAVIA SITUATION $z I0178727
991 3 $a S/58 $b [64] $d STABILIZATION FORCE $z I0178727
[Security Council resolution, 58th session, agenda items [62], [60], [64]]

191 $a T/RES/2200(LXI)
245 10 $a Amendment of the rules of procedure of the Trusteeship Council : $b resolution / $c adopted by the Trusteeship Council
991 4 $a T/1979/Rev.1 $b 10 $c Amendment of the rules of procedure of the Trusteeship Council $d UN. TRUSTEESHIP COUNCIL--RULES OF PROCEDURE $f T99
[Trusteeship Council resolution, agenda item 10]

991 _ $a E/CN.4/2003/1 $b 12 $c Integration of the human rights of women and the gender perspective.
991 _ $a E/CN.4/2003/1 $b 12a $c Violence against women.
991 _ $a E/CN.4/2003/1 $b 13 $c Rights of the child.
[Commission on Human Rights document issued under agenda item 12, subitem 12a and item 13 of agenda document symbol E/CN.4/2003/1]