Singapore is not a member of the countries of the Hague Convention. So, You have to order Singapore Document Legalization instead of apostille services in Singapore. Four main steps are needed to achieve the legalization of the Singapore Embassy.
Document certification from your state for use in Singapore.
Document authentication from the U.S. Department of State for use in Singapore.
Stamp by the U.S. Arab Chamber of Commerce for use in Singapore.
Document legalization from the Embassy of Singapore.
Please help complete all required forms. See the email address and contact phone number for each step. Provide an estimated processing time and fee for each step. Help create and print FedEx Airway invoices at discounted rates to send and receive your documents. Provide information about available expedited service.