GST rate change narrows levy to taxable supplies of goods and reduces specified rate under Tamil Nadu notification.
The notification amends an earlier GST notification by substituting the rate expression in clause (i) to reflect a reduced levy and by revising clause (iii) to replace the prior reference to turnover with a specification limiting the tax base to the turnover of taxable supplies of goods.

Time extension for furnishing FORM GSTR-1 granted to large registered persons, new monthly deadlines set through notification.
The Commissioner, under the second proviso to sub-section (1) of section 37, extends time limits for furnishing details of outward supplies in FORM GSTR-1 for a specified class of registered persons with high aggregate turnover, replacing an earlier notification and prescribing new due dates for the months July to March in a tabulated schedule. Extensions for returns under section 38 and section 39 will be notified later, and the notification specifies its commencement date.

Refund of input tax credit recalibrated for zero rated supplies and exports, with revised eligibility and documentation rules.
The amendment recognises UINs issued under the Central Act for Maharashtra purposes, limits retrospective registration amendments to Commissioner orders with recorded reasons, prescribes a formula and definitions to calculate refunds of input tax credit for zero rated supplies made under bond or letter of undertaking, addresses refunds where suppliers benefited from specified notifications, imposes eligibility restrictions for integrated tax export refunds in such cases, mandates quarterly filing of refund claims in FORM GST RFD 10 with GSTR 11 statements, and substitutes multiple registration and refund forms for non resident online suppliers and UIN holders.

Extension of time limit for filing FORM GSTR-1 granted, staggered monthly deadlines set for eligible large taxpayers.
Extension granted for furnishing details of outward supplies in FORM GSTR-1 by registered persons whose aggregate turnover exceeds the prescribed threshold; specific filing deadlines are set for months July 2017 through March 2018 with distinct cut off dates for July-November 2017 and each month thereafter, and extensions for associated returns under the Act will be notified subsequently.

Zero-rated supply refund rules updated to prescribe a formula and tighten registration and refund procedures.
The amendment confirms that the Unique Identity Number issued under Section 25(9)(a) applies across India; bars retrospective amendment of registration particulars earlier than submission of FORM GST REG-14 except by Commissioner order; mandates quarterly refund applications in FORM GST RFD-10 and removes a prior invoice-value threshold; and substitutes a refund formula for zero-rated supplies: Refund Amount = (Turnover of zero-rated supply of goods + Turnover of zero-rated supply of services) x Net ITC / Adjusted Total Turnover, with defined terms and additional sub-rules for supplies under specified notifications.

Quarterly GSTR-1 filing allowed for eligible small taxpayers, with specified quarterly deadlines and further procedural notification.
Notification allows registered persons meeting the prescribed aggregate turnover threshold to furnish outward supply details quarterly in FORM GSTR-1 for specified transition quarters, lists the quarters and corresponding final filing dates for those quarters, and provides that the special procedure or any extension of time for furnishing returns under the relevant return provisions for the months July to March will be notified subsequently in the Official Gazette.

Commencement of GST amendment rules: specified provisions to come into force on the appointed date.
The State Government, under Section 164 of the Odisha Goods and Services Tax Act, 2017 read with sub rule (4) of rule 1 of the Odisha Goods and Services Tax (Fifth Amendment) Rules, 2017, appoints the 1st day of February, 2018 as the date on which the provisions of rules 9, 10 and 11 of the Fifth Amendment Rules shall come into force, by Finance Department notification S.R.O. No. 777/2017.

Late fee waiver for composition scheme returns: excess late fees for delayed quarterly filings waived; lower cap if tax nil.
For registered persons opting for the composition levy who fail to furnish FORM GSTR-4 by the due date, the State Government waives the amount of late fee payable under the return provision to the extent it is in excess of twenty five rupees for every day of default; where the total amount payable in lieu of State Tax in the return is nil, the waiver applies to the extent the late fee is in excess of ten rupees for every day of default.

Refunds for deemed exports: amendment clarifies form fields, declarations and undertakings for suppliers and recipients.
Amendment revises GST return and refund forms to separately record exports, SEZ supplies and deemed exports; adds Statement 1A for refunds due to input tax credit accumulated from inverted tax structure and Statement 5B for deemed export refunds; expands recipient description to include suppliers of deemed export supplies; and replaces declarations and undertakings to require invoice-level disclosures, mutual non-claim assertions, and repayment undertakings where input tax credit or compliance requirements are not met.

Qualification for Appellate Tribunal members clarifies eligibility, appointing authorities and service terms under Jammu and Kashmir GST rules.
Amendment adds Rule 109-A prescribing qualification, appointment and service conditions for Appellate Tribunal members: Judicial Members must be former High Court Judges or District Judges eligible for High Court appointment; Technical Member (Centre) must be a Group A officer of Indian Revenue (Customs and Central Excise) Service; Technical Member (State) must be a State officer of Additional Commissioner rank with VAT/GST or taxation experience. Appointments for Centre and State technical members are made by the Central Government and the State Government respectively, with terms of service specified in appointment orders.

Advance ruling authority constituted under Jammu and Kashmir GST Act establishing membership and administrative authority for advance rulings.
Constitution of a Advance Ruling Authority under the Jammu and Kashmir Goods and Services Tax Act and Rules by government notification, establishing an administrative body to provide advance rulings on GST matters. The notification names two members: the Additional Commissioner, Tax Planning J & K, and Shri Aman Garg, Joint Commissioner, CGST & CX Jammu, effective immediately.

Appellate Authority for Advance Ruling constituted under GST law with specified membership and immediate effect.
An Appellate Authority for Advance Ruling under the Jammu and Kashmir GST framework is constituted by executive notification, invoking the statutory GST powers and implementing rules, effective immediately. The notification specifies the Authority's composition as the Commissioner of Commercial Taxes, J&K, and the Chief Commissioner of GST, Chandigarh Zone, as members and is issued by the Finance Department.

E-way bill requirement: mandatory electronic pre-movement reporting, document carriage, verification and consolidated billing procedures.
The amendment aligns Punjab GST procedural and governance rules with the Central GST Rules, revises rule 119 wording, and implements a comprehensive e-way bill framework. It mandates pre-movement electronic submission in Part A of FORM GST EWB-01 for specified consignments, prescribes Part B completion and e-way bill generation by consignor/consignee/transporter, allows consolidated e-way bills, sets validity tied to distance with Commissioner-led extensions, lists exemptions and excluded goods, requires specific documents or RFID mapping on conveyances, and establishes verification, inspection and detention reporting procedures along with several substituted and new Forms.

Composition scheme eligibility clarified: exempt services and interest/discount on loans excluded from disqualification and turnover calculation.
Exempt services, including services by way of extending deposits, loans or advances where consideration is interest or discount, do not render a person ineligible for the composition scheme and their value shall be excluded from aggregate turnover when determining composition eligibility.

Zero rated supply refund formula clarified, with procedural limits on registration amendments and revised forms for nonresident suppliers.
Amendments deem the Central GST Unique Identity Number to apply under the Tamil Nadu Act, restrict retrospective amendment of registration particulars absent Commissioner's order, and substitute rule 89 to prescribe a formula for refund of input tax credit on zero-rated supplies linked to turnover of zero-rated goods and services, net ITC and adjusted total turnover, including definitions and sub-rules (4A)/(4B) specifying refund eligibility where suppliers have availed specified notifications. Procedural changes mandate quarterly FORM GST RFD-10 filing with GSTR-11, expand rule 96 to include services and disqualify certain refund claimants, and substitute multiple registration and refund forms.

E-Way Bill commencement: specified Tamil Nadu GST provisions appointed to come into force under section 164.
The Governor, invoking powers under the Tamil Nadu Goods and Services Tax Act, appoints a specified date as the commencement date for the provisions numbered 2(vii) and 2(viii) of the departmental notification SRO A-40(a)/2017, thereby bringing those e-way bill provisions into force by formal notification.

Late fee waiver for composition scheme return non-filing: limits and conditions clarified under state GST notification.
The state notification waives the amount of late fee payable for failure to furnish FORM GSTR-4 by the due date to the extent it exceeds a prescribed per day threshold, and prescribes a lower per day threshold for returns showing nil state tax liability, exercising the Governor's waiver power under the Act.

Quarterly GSTR 1 filing option for small taxpayers, set deadlines for each quarter and further guidance to follow.
Registered persons with aggregate turnover up to the small taxpayer threshold are notified as eligible to follow a special procedure to furnish details of outward supplies in FORM GSTR-1 on a quarterly basis, with prescribed final dates for each quarter. The notification specifies the quarters and corresponding last dates for submission and states that any special procedure or extension of time limits for furnishing returns for the stated months will be published subsequently in the Official Gazette.

Late fee waiver for GSTR-4 non-filing: excess daily charges waived, lower cap when state tax due is nil.
The State Government waives the portion of the statutory late fee for failure to furnish FORM GSTR-4 that exceeds a prescribed per day amount; a lower per day cap applies where the return shows nil state tax payable, so the waiver covers late fee amounts above that reduced cap.

Effective date for e Way Bill provisions set; specified notification provisions become operative from the appointed date by government.
The State Government appoints a specific date as the commencement date for the provisions identified as serial numbers 2(i) and 2(ii) of notification F.NO.FIN/REV-3/GST/1/08 (Pt-1)/466, dated 14th September, 2017, thereby making those e Way Bill related measures operative under the Nagaland Goods and Services Tax Act, 2017.