1️⃣ Aadhaar Card – 12 Digits A unique identity number issued by UIDAI for every Indian resident.
Used for:
✔ KYC
✔ Bank account
✔ PAN linking
✔ Government schemes
Format: Only numbers
Example:👉 1234 5678 9012
2️⃣ PAN Card – 10 Characters
Permanent Account Number for income tax purposes.
Used for:
✔ Filing ITR
✔ Opening bank account
✔ High-value transactions
Format:ABCDE1234F
5 letters
4 digits
1 letter
Example:👉 ABCDE1234F
3️⃣ Passport Number – 8 Characters
Unique number for international travel.
Used for:
✔ Visa
✔ Foreign travel
✔ Identity proof
Format:1 letter + 7 digits
Example:👉 P1234567
4️⃣ Voter ID (EPIC) – 10 Characters
Election Photo Identity Card.
Used for:
✔ Voting
✔ Identity proof
Format:3 letters + 7 digits
Example:👉 ABC1234567
5️⃣ IFSC Code – 11 Characters
Bank branch identification code.
Used for:
✔ NEFT
✔ RTGS
✔ IMPS
Format:
4 letters (Bank)
0 (zero)
6 branch characters
Example:👉 SBIN0001234
6️⃣ MICR Code – 9 Digits
Code printed on cheques to identify bank & branch.
Used for:✔ Cheque clearing
Example:👉 110002345
7️⃣ GSTIN – 15 Characters
GST registration number for businesses.
Used for:
✔ GST returns
✔ Invoicing
✔ Tax compliance
Format:
First 2 digits → State code
Next 10 → PAN
Next 1 → Entity
Next 1 → Z
Last 1 → Check digit
Example:👉 27ABCDE1234F1Z5
8️⃣ Debit Card Number – 16 Digits
Number linked to your bank account.
Used for:
✔ ATM
✔ Online payments
Example:👉 5123 4567 8901 2345
9️⃣ Credit Card Number – 16 Digits
Card number for credit transactions.
Used for:✔ Online & offline purchases
Example:👉 4321 9876 5432 1098
🔟 ATM Card CVV – 3 Digits
Security number on back of card.
Used for:✔ Online payments (security)
Example:👉 456
1️⃣1️⃣ TIN – 11 Digits
Taxpayer Identification Number (mostly old VAT system).
Used for:✔ Sales tax / VAT (earlier)
Example:👉 27123456789
1️⃣2️⃣ MSME Registration Number – 19 Characters
Udyam Registration number for MSMEs.
Used for:
✔ Loans
✔ Subsidies
✔ Government benefits
Example:👉 UDYAM-MH-12-0001234
1️⃣3️⃣ EPF Account Number – ~22 Characters
Employee Provident Fund account number.
Used for:
✔ PF contribution
✔ Withdrawal
Format includes:Region + Office + Establishment + Member ID
Example:👉 MH/BAN/123456/000/0001234
1️⃣4️⃣ PPO Number – 12 Digits
Pension Payment Order number.
Used for:✔ Pension tracking
Example:👉 123456789012
1️⃣5️⃣ LPG Consumer ID – 17 Digits
Unique LPG gas connection number.
Used for:
✔ Booking cylinder
✔ Subsidy
Example:👉 12345678901234567
1️⃣6️⃣ Vehicle Registration Number – 10 Characters
Vehicle identity number.
Used for:
✔ Traffic
✔ Ownership
✔ Insurance
Format:State + RTO + Series + Number
Example:👉 MH12AB1234
1️⃣7️⃣ TAN – 10 Characters
Tax Deduction Account Number.
Used for:
✔ TDS return
✔ Salary TDS
✔ Professional payments
Format:4 letters + 5 digits + 1 letter
