PAN (Permanent Account Number)
Individuals (Salaried employee, Senior citizen, Freelancer, NRI) Other Than Individuals (Company, Trust, AOP, AJP, BOI, Firm, HUF, Local Authority)

Aadhaar Number
Individuals (Salaried employee, Senior citizen, Freelancer, NRI)

Other than PAN users
CA, External Agency, ERI, Tax Deductor & Tax collector, TIN 2.0 Stakeholders, ITDREIN, Non-Residents not holding and not required to have PAN

• ARCA (Authorised Representative Chartered Accountant) followed by 6 digit number
• TAN (Tax Deductor & Collector)
• ERIP (ERI User) followed by 6 digit number
• TINN (TIN 2.0 User) followed by 6 digit number
• EXTP (External Agency) followed by 6 digit number
• ITDREIN (Income Tax Department Reporting Entity Identification Number)
• user ID will be- PAN/TAN of reporting entity followed by 2 alphabets and 3 digits
• NR (Non-Residents not holding and not required to have PAN) followed by 2 alphabets and 6 digits