Please go through Guidance to Attestation Service

Guidance :

• Documents like Birth and death certificates; affidavits; diplomas; power of attorney; marriage certificate; and educational certificates issued by authorities in India have to be processed and attested according to the ‘Apostille’ Convention.

• Once the Apostille sticker is affixed to the document, the Consulate is not required to authenticate again the document.

The following are deemed public documents:

• Documents emanating from an authority or an official connected with the courts or tribunals of the state, including those emanating from an public prosecutor, a clerk of a court or a process-server ('huissier de justice'):
• Administrative documents
• Notarial acts
• Official certificates which are placed on documents signed by persons in their private capacity, such as official certificates recording the registration of a document or the fact that it was in existence on a certain date and official and notarial authentications of signatures

          The Convention does not apply to:

•  Documents executed by diplomatic or consular agents;
•  Administrative documents dealing directly with commercial or customs operations.