Hi,

Yes, all the certificate's and their format are remain same for JOSAA councelling every year.

Here are the common required documents :-

• Provisional JEE Main seat allotment result

• 3 passport size photographs (the same as uploaded during registration)

• Photo identity card

• Proof of fee payment (seat acceptance)

• Proof of Date of birth

• JEE Main Admit Card 2021 (https://www.shiksha.com/b-tech/jee-main-exam-admit-card)

• Marks sheet of Class XII examination

• JEE Main 2021 scorecard (https://www.shiksha.com/b-tech/jee-main-exam-results)

  Recommended

• Category certificate (if applicable)

Documents Required For IITs and ISM-

• Provisional JoSAA seat Allotment Letter 2021
• Two Passport size photographs
• Candidate Undertaking
• Photo Identity Card (valid)
• Original JEE Advanced Admit Card 2021
• Proof of Seat Acceptance fee payment by e-challan or SBI Net banking
• Date of Birth Proof (10th Standard Mark Sheet)
• Class 12th (or equivalent) Mark Sheet and Pass Certificate
• Medical Certificate
• Category Certificate (if applicable)
• Certificate for PwD (if applicable)
• Passport (for foreign nationals) or OCI Certificate or PIO Card (if applicable)
• DS Certificate (if applicable)
• Registration cum Locked Choices for Seat Allotment

Documents Required for NITs, IIITs, IIESTs, GFTIs-

• Provisional JoSAA Seat Allotment Letter 2021
• Three passport size photographs similar to one uploaded in JEE Main 2021 application form
• Candidate Undertaking
• Proof of Seat Acceptance Fee Payment by e-challan or Internet Banking through SBI
• JEE Main Score Card 2021
• JEE Main Admit Card 2021
• Class 10th Standard Mark Sheet or Date of Birth Proof
• Class 12 (or equivalent) Mark Sheet and Pass Certificate
• Valid photo Identity Card
• Medical Certificate
• Category Certificate (if applicable)
• PwD Certificate (if applicable)
• OCI Certificate or PIO Card (if applicable)
• Registration and Filled Choices for Seat Allotment

For more details, use link - https://engineering.careers360.com/articles/jee-main-counselling

Hope this helps.