The documents required for online partnership firm registration in India typically include:

Partnership Deed: A duly signed and notarized partnership deed outlining the terms and conditions of the partnership.
PAN Card: Copies of PAN cards of all partners.
Address Proof: Proof of address for the partnership firm, such as utility bills or rental agreements.
Identity Proof: Identity proofs of all partners, such as an Aadhaar card, passport, or driving license.
Photographs: Passport-sized photographs of all partners.
GST Registration (if applicable): GST registration certificate if the firm is eligible for GST.
https://www.registerkaro.in/partnership-firm-registration