birth certificate

[bainsusa]

which birth certificate does work while sponsoring parents?the tenth cerificate will work or do we need the municipal one????i dont have the municipal one..i have always been using the tenth certificate as the birth certificate.i have my parents appt on feb 14th.what should i do? plzz help
thanx its urgent

[ronline]

ur class x cert showing birthdate should be ok - birth cert is only a suggested doc and not a mandatory doc - alternative proof is usually enough