Apostilles apply to documents which have both origin and destination in countries that are signatories to the 1961 Hague Convention Abolishing the Requirement of Legalization for Foreign Public Documents. More than 100 countries have signed the Hague treaty, streamlining the procedures for diplomas, adoption papers, IP certifications, pharmaceutical ISO, CPP, CFG, GMP, CFS, powers-of-... https://wcss.com/to-apostille-or-not-to-apostille/