UN bodies may adopt resolutions and decisions:
Voting may happen in any UN principal organ or body.
In general, voting takes place:
Explanation of vote (see FAQ: Where can I find statements made in "explanation of vote"?)
UN reference resources such as the the UN Yearbook, the Repertory of Practice, the Repertoire of Practice of the Security Council and the Index to Proceedings can be useful for understanding and interpreting voting in the UN.
Voting information is available in several different places, depending on the body, its documentation, and its practices.