The quorum requirement for the United States Senate is a majority of the members, which is currently 51 members.

The quorum requirement for the United States House of Representatives is a majority of the members, which is currently 218 members.

The quorum requirement for the United Kingdom House of Commons is forty members.

The quorum requirement for the Canadian House of Commons is twenty members.

The quorum requirement for the Australian House of Representatives is one-third of the members, which is currently 76 members.

The quorum requirement for the New Zealand House of Representatives is twenty members.

The quorum requirement for the European Parliament is one-third of the members, which is currently 376 members.

The quorum requirement for the United Nations General Assembly is a majority of the members, which is currently 97 members.

The quorum requirement for the United Nations Security Council is nine members.

The quorum requirement for the International Monetary Fund is a majority of the members, which is currently 189 members.

The quorum requirement for the World Bank is a majority of the members, which is currently 189 members.

The quorum requirement for the World Trade Organization is two-thirds of the members, which is currently 124 members.

The quorum requirement for the Organization for Economic Cooperation and Development is a majority of the members, which is currently 38 members.

The quorum requirement for the North Atlantic Treaty Organization is a majority of the members, which is currently 29 members.

The quorum requirement for the Association of Southeast Asian Nations is two-thirds of the members, which is currently 10 members.