Compulsory 
                                    Issue of Tax Invoice, Cash Memo or Bill : 
                                    Input tax credit is fully based upon the documentation 
                                    of tax invoice, cash memo or bill. According to 
                                    clause (48) of section 2 read with rules 91 and 
                                    92,every dealer having gross turnover of sales 
                                    above an amount specified shall issue to the registered 
                                    purchasing dealer a serially numbered tax invoice 
                                    with the prescribed particulars. The same should 
                                    be signed and dated by the dealer or his regular 
                                    employee, showing the required particulars. The 
                                    dealer should keep a counterfoil or duplicate 
                                    of such tax invoice duly signed and dated. 
                                           
                                          Compulsory Issue of Tax Invoice, Cash 
                                            Memo or Bill : 
                                    Input tax credit is fully based upon the documentation 
                                    of tax invoice, cash memo or bill. According to 
                                    clause (48) of section 2 read with rules 91 and 
                                    92,every dealer having gross turnover of sales 
                                    above an amount specified shall issue to the registered 
                                    purchasing dealer a serially numbered tax invoice 
                                    with the prescribed particulars. The same should 
                                    be signed and dated by the dealer or his regular 
                                    employee, showing the required particulars. The 
                                    dealer should keep a counterfoil or duplicate 
                                    of such tax invoice duly signed and dated. 
                                           
                                          Revised Return : 
                                    According to section 32(3) a revised return may 
                                    be filed if any mistake is detected in any return 
                                    only when the omission or error is accidental 
                                    or honest in contradistinction of making deliberate 
                                    or false entries. Revised return of a particular 
                                    quarter can be filed before the due date of returns 
                                    of next quarter. Otherwise it will be merely treated 
                                    as a revised statement. 
                                           
                                          Liability and calculation of interest :  
                                    According to section 33, a dealer is liable to 
                                    pay interest if he fails to make full payment 
                                    of tax due according to the return furnished within 
                                    the prescribed period, or furnishes the return 
                                    after due date with or without full payment of 
                                    tax in accordance with the return, or fails to 
                                    make full payment of tax for any tax period or 
                                    failure to file any statutory return up to assessment 
                                    period, or fails to make reverse credit of any 
                                    input tax within a tax period, a failure to pay/delayed 
                                    payment of assessed dues under section 34.The 
                                    rate of simple interest is 12% per annum for the 
                                    period commencing on the date immediately following 
                                    the prescribed date for payment of net tax and 
                                    up to the date prior to the date of payment of 
                                    such net tax. The department shall in prescribed 
                                    manner pay simple interest @12% per annum for 
                                    the period of delay /default in making refund 
                                    to registered dealers having EOU or situated in 
                                    SEZ or not liable to pay tax under section 14 
                                    and whose nature of business is such that for 
                                    any year the input tax credit exceed the output 
                                    tax payable for such year, the excess amount of 
                                    net tax credit over output tax for such year or 
                                    by virtue of any order passed in appeal, revision, 
                                    review under section 84 to 88 or otherwise ,the 
                                    interest will be payable from the first day of 
                                    month next following three months from the date 
                                    of such order. 
                                           
                                          Sales Tax Deduction at Source : 
                                    According to section 40, deduction of sales tax 
                                    is attract at the time of making payment to a 
                                    contractor in cash or cheque or pay order or draft 
                                    or any thing toward execution of work contract. 
                                    There are two types of rate for STDS 
                                    (i) @2% ,when making payment to a registered contractor, 
                                    (ii) @4%, when making payment to an unregistered 
                                    contractor, under WB VAT Act 2003. 
                                    There is no threshold for which STDS has to be 
                                    deduct .Even at the time of payment of Re 1.00 
                                    to a contractor STDS is applicable. Any person 
                                    who carried out a works contract in West Bengal 
                                    is a contractor which includes an agent, partnership 
                                    firm ,government, a statutory body/authority, 
                                    a Local body, a trust, a Company, Club liquidator 
                                    or a receiver appointed by a court, a co-operative 
                                    society or association of persons. 
                                    Any government, local authority, corporation or 
                                    body established by or under any law,company,co-operative 
                                    society, educational institution or promoters 
                                    are liable to deduct sale tax at source but an 
                                    individual or proprietorship concern or partnership 
                                    firm (other than a promoter) is not eligible to 
                                    deduct tax from the payment made to a contractor 
                                    in execution of a work contract. 
                                           
                                          Way Bill: 
                                    According to sec.73 where any consignment of goods 
                                    (except schedule -‘A’ goods which 
                                    are tax free under section 21,but including raw 
                                    jute) is imported or brought into west Bengal 
                                    by dealer or any other person on his own account 
                                    from any place outside West Bengal, and such goods 
                                    reaches railway station, steamer station, port 
                                    or Airport in West Bengal, such dealer or Person, 
                                    shall before taking delivery of such goods, present 
                                    before sales tax officer or assistant sales tax 
                                    officer of the said check post a way bill in form 
                                    no.50 in duplicate obtainable in the prescribed 
                                    manner from the sales tax office and he shall 
                                    also present the railway receipt, air consignment 
                                    note, bill of lading or any other document like 
                                    nature in respect of such consignment of good 
                                    or counter signature and endorsement by such officers. 
                                    After verifying correctness of the waybill, the 
                                    concern S.T.O or A.C.S.T shall return the duplicate 
                                    copy of the way bill so endorsed along with the 
                                    said document presented before him. Way bill is 
                                    not required where consignment of goods being 
                                    transported by any person or on his account is 
                                    his personal effect. The validity of waybill is 
                                    one year from the date of issue .According to 
                                    rule 103,if the driver or person in charge of 
                                    the vehicle transporting any consignment of goods 
                                    fails to present the waybill at the time of entry 
                                    of such vehicle into the area of the check post,he 
                                    may on request shall allow time,sales tax officer 
                                    or assistant sales tax officer of the check post 
                                    not exceedin 48 hours from the entry of such vehicle. 
                                           
                                          Following document are required for outbound 
                                            goods :- 
                                                               
                                    According to section 32(3) a revised return may 
                                    be filed if any mistake is detected in any return 
                                    only when the omission or error is accidental 
                                    or honest in contradistinction of making deliberate 
                                    or false entries. Revised return of a particular 
                                    quarter can be filed before the due date of returns 
                                    of next quarter. Otherwise it will be merely treated 
                                    as a revised statement. 
                                           
                                          Liability and calculation of interest :  
                                    According to section 33, a dealer is liable to 
                                    pay interest if he fails to make full payment 
                                    of tax due according to the return furnished within 
                                    the prescribed period, or furnishes the return 
                                    after due date with or without full payment of 
                                    tax in accordance with the return, or fails to 
                                    make full payment of tax for any tax period or 
                                    failure to file any statutory return up to assessment 
                                    period, or fails to make reverse credit of any 
                                    input tax within a tax period, a failure to pay/delayed 
                                    payment of assessed dues under section 34.The 
                                    rate of simple interest is 12% per annum for the 
                                    period commencing on the date immediately following 
                                    the prescribed date for payment of net tax and 
                                    up to the date prior to the date of payment of 
                                    such net tax. The department shall in prescribed 
                                    manner pay simple interest @12% per annum for 
                                    the period of delay /default in making refund 
                                    to registered dealers having EOU or situated in 
                                    SEZ or not liable to pay tax under section 14 
                                    and whose nature of business is such that for 
                                    any year the input tax credit exceed the output 
                                    tax payable for such year, the excess amount of 
                                    net tax credit over output tax for such year or 
                                    by virtue of any order passed in appeal, revision, 
                                    review under section 84 to 88 or otherwise ,the 
                                    interest will be payable from the first day of 
                                    month next following three months from the date 
                                    of such order. 
                                       Sales Tax Deduction 
                                        at Source: 
                                        According to section 40, deduction of sales tax 
                                        is attract at the time of making payment to a 
                                        contractor in cash or cheque or pay order or draft 
                                        or any thing toward execution of work contract. 
                                        There are two types of rate for STDS 
                                        (i) @2% ,when making payment to a registered contractor, 
                                        (ii) @4%, when making payment to an unregistered 
                                        contractor, under WB VAT Act 2003. 
                                        There is no threshold for which STDS has to be 
                                        deduct .Even at the time of payment of Re 1.00 
                                        to a contractor STDS is applicable. Any person 
                                        who carried out a works contract in West Bengal 
                                        is a contractor which includes an agent, partnership 
                                        firm ,government, a statutory body/authority, 
                                        a Local body, a trust, a Company, Club liquidator 
                                        or a receiver appointed by a court, a co-operative 
                                        society or association of persons. 
                                        Any government, local authority, corporation or 
                                        body established by or under any law,company,co-operative 
                                        society, educational institution or promoters 
                                        are liable to deduct sale tax at source but an 
                                        individual or proprietorship concern or partnership 
                                        firm (other than a promoter) is not eligible to 
                                        deduct tax from the payment made to a contractor 
                                        in execution of a work contract. 
                                     Way Bill : 
                                      According to sec.73 where any consignment of goods 
                                      (except schedule -‘A’ goods which 
                                      are tax free under section 21,but including raw 
                                      jute) is imported or brought into west Bengal 
                                      by dealer or any other person on his own account 
                                      from any place outside West Bengal, and such goods 
                                      reaches railway station, steamer station, port 
                                      or Airport in West Bengal, such dealer or Person, 
                                      shall before taking delivery of such goods, present 
                                      before sales tax officer or assistant sales tax 
                                      officer of the said check post a way bill in form 
                                      no.50 in duplicate obtainable in the prescribed 
                                      manner from the sales tax office and he shall 
                                      also present the railway receipt, air consignment 
                                      note, bill of lading or any other document like 
                                      nature in respect of such consignment of good 
                                      or counter signature and endorsement by such officers. 
                                      After verifying correctness of the waybill, the 
                                      concern S.T.O or A.C.S.T shall return the duplicate 
                                      copy of the way bill so endorsed along with the 
                                      said document presented before him. Way bill is 
                                      not required where consignment of goods being 
                                      transported by any person or on his account is 
                                      his personal effect. The validity of waybill is 
                                      one year from the date of issue .According to 
                                      rule 103,if the driver or person in charge of 
                                      the vehicle transporting any consignment of goods 
                                      fails to present the waybill at the time of entry 
                                      of such vehicle into the area of the check post,he 
                                      may on request shall allow time,sales tax officer 
                                      or assistant sales tax officer of the check post 
                                      not exceedin 48 hours from the entry of such vehicle. 
                                     Following document are required for 
                                      outbound goods :- 
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