Green Acre came under the direct supervision of the National Spiritual Assembly of the United States and Canada. [GAP118]
Canadian Bahá'is played a significant role in redeeming the debts of Green Acre to prepare for its transference to trustees for the benefit of the National Spiritual Assembly. It became the first Bahá'í School to be legally placed under Bahá'í administrative authority in North America. [CBN 82 November, 1956 p2]
The office of the National Assembly of the Bahá'ís of the United States and Canada was moved from Green Acre to 48 West 10th Street in New York, in the house that was so richly blessed by the presence of 'Abdu'l-Bahá many times during His visit. [BN No 12 June - July 1926 p1]
The National Spiritual Assembly of the United States and Canada appointed the first Inter-America Committee, beginning an organized and coordinated effort to establish the Faith in the Republics of Central and South America. [BW10:181]
The National Spiritual Assembly of the Bahá’ís of the United States and Canada was accredited by the United Nations as a non-governmental organization with observer status. [BW12:597; PP303; BIC site History 18 May 1947]