GST is the uniformed Goods and Services Tax which has been made mandatory by the Government of India, to be paid by every tax payer of the country. For this, they have to submit GST return forms, and there are numerous GST return forms for different businesses and personal GST filings. 

Returns are a set of different forms which are already pre-approved in the reporting format. These returns make the provision of required information easy for the taxpayers so that a complete disclosure can be made hassle-free. Each of these forms is designed in a such a way so that a complete disclosure can happen in every transaction between sellers and buyers. 

Let’s see the different types of GST forms; 

GSTR-1

GSTR-1 return form has to be filled by a taxable supplier who has a valid registration. The form consists of the complete details of the outward supplies of goods and services. The buyer needs to validate the auto-generate information regarding the purchase on the form and he can also modify the information if required. The form contains the following details;

• Revision in the case of the invoices for outward sales at the tax periods before then the current period.
• Details of invoices which were issued in the last month and the amount of tax that was collected also. 
• Amount of advance received against supply orders.
• GSTR-1 has to be filed by 10th of the following month.

GSTR-2

This needs to be filed by a registered recipient with complete details of inward supplies of goods. The form contains the following details; GSTR-2 form should be filed up carefully with these details:

• Name of the business, time period of filing the return and Goods and Services Tax Identification Number (GSTIN).
• Details of invoices which were issued in the last month and the amount of tax that was collected also. 
• Amount of advance received against supply orders.

GSTR-2 has to be filed by 15th of every month.

GSTR-3

GSTR-3 return has to be filed by a taxpayer who is duly registered. The details of this form are automatically generated from GSTR-1 & GSTR-2 forms. The taxpayer has to make any modification or notify if there is any change in the form. The GSTR-3 form contains the following details; 

• Complete details regarding the Input Tax Credit, Cash ledgers, Liabilities with complete details of taxes paid under IGST, CGST and SGST.
• GSTR-3 has to be filed by 20th of the following month.

GSTR-4

This form is only applicable for those taxpayers who have opted for the Composition Scheme. Taxpayers with a small business or with a turnover of up to 75 lakh can opt for the composition scheme and hence are eligible for this.

GSTR-5

This form will contain the following:

• Name, address, GSTIN and period of return of the taxpayer concerned.
• Complete details of the imported goods during the previous tax period along with complete details of inward and outward supplies.
• Import services along with amendments of import services.

GSTR-5 has to be filed by 20th of the following month.

GSTR-6

GSTR-6 is for all the taxpayers who are registered in the form of Input Service Distributor. The form has the following things;

• GSTIN with name and address of the person of the company concerned. The period of return for which the filing is being done. Details of input credit distribution.
• Detailed list of supplies received from registered persons.
• Details of inward supplies will be auto-populated from GSTR-1 and GSTR-5 return forms.

GSTR-6 has to be filed by 13th of every month.

GSTR-7

This type of return form has to be filled by those registered taxpayers who are required to deduct the tax according to the GST rules. The form contains the following;

• GSTIN along with name and address of the concerned person or company along with the respective time period of return.
• Details of TDS along with the amount of TDS.

GSTR-7 has to be filed by 10th of the following month.

GSTR-8

This is mandatory for all e-commerce operators who are required to collect the tax according to the GST rules. The form of this type will have details of supplies and the amount of tax collected corresponding to the supplies which comes under the sub-section (1) of Model GST Law. It has to be filed by 10th of the following month.

GSTR-9

GSTR-9 is needed to be filed by normal taxpayers with all their details of income and expenditure for a respective year. The detail will be assessed in accordance with the monthly return. This return must be filed by 31st December of a year with completely audited copies of the concerned annual accounts. 

GSTR-10

This is solely for those taxpayers who have opted for the option of GST cancellation. This needs to be filed within 3 months of the date of cancellation order.

GSTR- 11

Finally, GSTR-11 has to be filed by anyone and everyone who have been issued and Unique Identity Number (UIN) and have put claims regarding refund of the taxes paid on the inward supplies.

Due dates and calendar for GST 2018

GSTR-1

Quarterly Returns (Taxpayers, who have an Annual Turnover of up to Rs. 1.5 Cr, can proceed for this quarterly return filing)

Period (Quarterly)	Due dates
Jan- Mar	30th April 2018
Apr-June 2018	31st July 2018

For turnover of more than Rs 1.5 Cr

Period	Dates
July to Nov	10th Jan 2018
December	10th Feb 2018
Jan 2018	10th Mar 2018
Feb 2018	10th Apr 2018
March 2018	10th May 2018
April 2018	31st May 2018
May 2018	10th June 2018
June 2018	10th July 2018
July 2018	10th August 2018
August 2018	10th September 2018
September 2018	10th October 2018
October 2018	10th November 2018
November 2018	10th December  2018

GSTR-2 and GSTR-3

GSTR-2 and GSTR-3 filing is currently suspended but the dates for March 2018 will be worked out later by a Committee of Officers.

GSTR-3B

• GSTR-3B has been extended to June 2018
• All businesses must file GSTR-3B by 20th of next month until September 2018.

The due date for the month of April 2018 is extended to 22nd May 2018 from 20th May 2018. 

GSTR-4

The due date for the quarter June 2018 to August 2018 is 18th September 2018

GSTR-5

The due date for July 2018 is 20th August 2018

GSTR-5A

The due date for July 2018 is 20th August 2018

GSTR-6

As per the latest updates, the due date of GSTR-6 for the months from July 2017 to June 2018 has been extended to 31st July 2018.