A birth certificate needs to be legalised because it is an important personal document. The birth certificate must be authenticated in order to establish the legitimacy of both you and your document. The home government, which authorises entry into the other country, carries out the legalising process. When you apply for a visa or present attested documents, the involved government office requires evidence that you are a beneficial individual. Additionally, India's legalising process is tedious and protracted. There are several vendors who claim document attestation up until the very last one. As a result, getting the assistance of knowledgeable companies to do the attestation might be beneficial.