According to financial regulation 5.5 (b), assessed contributions were due from Member States within 30 days of receipt of the communication from the Organization, which meant that all contributions should have been received in January.
依照财务细则5.5(b)，成员国应在收到本组织的通知后30天内缴付分摊会费，这意味着应在1月份收到所有会费。