• TIN Number - Check Application of Tax Identification Number and Required documents

    Like Permanent Account Number or PAN is an identification number for individual taxpayers, similarly, TIN is an identification number assigned to business enterprises for tracking their transactions. Tin is basically required for all entities that are registered under VAT for trade of goods and services. The idea behind the move is to integrate at a single place all tax-related information of business enterprises operating in various states and carrying out inter-state as well as intra-state transactions.

    TIN is required for business enterprises and is assigned by the Income Tax Department for monitoring transactions and attributing them to various business entities. TIN consists of 11 characters out of which the last two depict the state of the applicant. All business dealers who seek to register under VAT or the Central Sales Tax (CST) are furnished a TIN by the IT department.

    How to Apply for TIN:

    Application for TIN can, like PAN, be made both offline and online. This is to make the process simpler and easier for applicants. The Commercial Tax Department of any state is the authority responsible for furnishing TIN to registering enterprises. Since, TIN mandatorily needs to be quoted while submitting VAT, hence, the Tax Identification Number is furnished automatically at the time of registration. TIN is used to identify businesses registered under VAT. This is an effective way to track transactions carried out by enterprises in the country.

    The steps for application of TIN differ from state to state since TIN is furnished by the state government. All of these steps are directed under the Central Sales Tax Act or CST.


    While TIN sounds confusing with the Tax Information Network, the Tax Identification Number comes under the state government while the Tax Information Network is an initiative of the Income Tax Department, to manage efficiently the processing, collection and tracking of taxes in the country.

    Why is TIN Required?

    TIN or Tax Identification Number is a unique number which is assigned to business enterprises by the Commercial Tax Department of the respective state in which the applicant has applied. TIN is applied for both sale and purchase of goods and services in a state or between different states. TIN needs to be mandatorily registered for by the enterprises applying for VAT registrattion like the exporters, manufacturers, traders and dealers of goods and services.

    Whether it is VAT, CST or TIN, only one identification number TIN is required to go smoothly through all transactions pertaining to these.

    Documents Required to Apply for TIN:

    Since TIN is furnished by various state governments, the documents required differ from state to state. However, there is a generic list of documents which is applicable to almost all states in the country when it comes to registration of TIN.

    • Proof of identity
    • Proof of address
    • Proof of address of business enterprise
    • PAN card of proprietor along with 4-6 passport sized photographs
    • Reference or Security

    The above list of documents is subject to modification based on the state in which the application for TIN is being made.

    List of State Codes for First Two Digits of TIN

    Sl. No. State Name TIN number – First two digits State Code
    1 Andaman and Nicobar Islands 35 AN
    2 Andhra Pradesh 28 AP
    3 Andhra Pradesh (New) 37 AD
    4 Arunachal Pradesh 12 AR
    5 Assam 18 AS
    6 Bihar 10 BH
    7 Chandigarh 04 CH
    8 Chattisgarh 22 CT
    9 Dadra and Nagar Haveli 26 DN
    10 Daman and Diu 25 DD
    11 Delhi 07 DL
    12 Goa 30 GA
    13 Gujarat 24 GJ
    14 Haryana 06 HR
    15 Himachal Pradesh 02 HP
    16 Jammu and Kashmir 01 JK
    17 Jharkhand 20 JH
    18 Karnataka 29 KA
    19 Kerala 32 KL
    20 Lakshadweep Islands 31 LD
    21 Madhya Pradesh 23 MP
    22 Maharashtra 27 MH
    23 Manipur 14 MN
    24 Meghalaya 17 ME
    25 Mizoram 15 MI
    26 Nagaland 13 NL
    27 Odisha 21 OR
    28 Pondicherry 34 PY
    29 Punjab 03 PB
    30 Rajasthan 08 RJ
    31 Sikkim 11 SK
    32 Tamil Nadu 33 TN
    33 Telangana 36 TS
    34 Tripura 16 TR
    35 Uttar Pradesh 09 UP
    36 Uttarakhand 05 UT
    37 West Bengal 19 WB

    Frequently Asked Questions on TIN:

    1. Is TIN also called as VAT Number?

    2. Yes. When used for intra-state transactions, TIN is interchangeably known as VAT number also.

    3. Where all is TIN specified for transaction of goods and services?

    4. All receiving and sending companies are required to mention TIN on all documents pertaining to the deals like invoice, sales order, quotation etc.

    5. What is the standard procedure for TIN application?

    6. There is no one standard procedure for TIN application. It varies from state to state.

    7. Is TIN same as TAN?

    8. No. TIN is an identification number for business taxpayers while TAN is an identification number for entities eligible to deduct TDS on behalf of the Income Tax Department.

    9. How long is a Tax Identification Number or TIN?

    10. TIN is an eleven-digit long identification number in which the first two digits stand for the state code where the applicant has applied for.

    11. What happens if I do not mention TIN in any invoice that I receive as part of a sales deal?

    12. In case, a business enterprise forgets or overlooks to mention TIN in any of the sales documents, then this is liable to attract penalty. This penalty depends upon the state that levies it.

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