contribution obligatoire

Source : DFAE, Direction politique, Division Nations Unies et organisations internationales, [Mode de financement des Nations Unies et contributions de la Suisse](https://www.eda.admin.ch/dam/eda/fr/documents/aussenpolitik/internationale-organisationen/Finanzierung-UNO_FR.pdf) (10.11.2017).

Source : EDA,[ Finanzierung der Vereinten Nationen und Beiträge der Schweiz](https://www.eda.admin.ch/content/dam/eda/de/documents/aussenpolitik/internationale-organisationen/Finanzierung-UNO_DE.pdf), 2017.

Source : DFAE, Direzione politica, Divisione Nazioni Unite e organizzazioni internazionali, [Finanziamento delle Nazioni Unite e contributi della Svizzera](https://www.eda.admin.ch/dam/eda/it/documents/aussenpolitik/internationale-organisationen/Finanzierung-UNO_IT.pdf) (10.11.2017).

In the context of the UN, a compulsory contribution (Pflichtbeitrag) is called an assessed contribution.

Source : President of the UN General Assembly, Top Ten Providers of Assessed Contributions to United Nations Budgets and of Voluntary Contributions to United Nations Funds. Programmes and Agencies, including the standing Peacebuilding Fund, Annex I in letter to all permanent representatives and permanent observers to the United Nations in New York, 3.11.2017.