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Many of the RSEP requests are for the release of two character ASCII labels not on the ISO 3166-1 alpha 2 standard. However, the ISO 3166-1 alpha 2 standard is not a static document; it will be updated to reflect changes to countries and territories. For example, BQ, CW and SX were added to the ISO 3166-2 1 alpha 2 standard in late 2010 (see http://www.iso.org/iso/iso_3166-1_newsletter_vi-8_split_of_the_dutch_antilles_final-en.pdf). This gives rise to a potential disparity in the implementation of Specification 5, Section 2 where future countries and territories would be treated differently than those countries and territories on today's ISO 3166-1 alpha 2 list.

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