Export regulation: cough syrup exports require tested export samples and a Certificate of Analysis issued by approved laboratories.
Export of Cough Syrup under ITC (HS) Heading 3004 is permitted only if the export sample is tested and a Certificate of Analysis is produced by one of the listed laboratories, including specified central and regional drug testing laboratories and any NABL accredited State Drugs Testing Laboratory; this requirement amends Chapter 30 of Schedule 2 of the ITC (HS) Export Policy and operates as a procedural export permit condition.

Extension of limitation for issuance of orders under section 73, prolonging time to recover unpaid tax for past years.
Extension of limitation under section 168A lengthens the period for issuing orders to recover tax not paid or short paid and for wrongly availed or utilised input tax credit, partially modifying earlier government notifications and specifying separate extended deadlines for distinct financial years at the instance of the Lieutenant Governor on the Council's recommendations.

Late fee waiver for GSTR-10 non-filers extends relief for returns filed during amnesty period under GST.
The notification uses the power under section 128 to waive the portion of late fee under the Act that exceeds five hundred rupees for registered persons who failed to furnish the final return in FORM GSTR-10 by the due date but who furnish that return between 1 April 2023 and 30 June 2023.

Late fee rationalisation for annual GST returns: capped daily rates and waiver for past non filers who filed within amnesty window.
Rationalisation establishes per-day late fee rates with turnover-linked maximum caps for annual GST returns from financial year 2022-23 onward and deems the notification effective from 31 March 2023; it also grants a time-limited amnesty waiving any portion of late fee for returns for financial years 2017-18 through 2021-22 that exceeds a specified threshold, provided those returns are filed between 1 April 2023 and 30 June 2023.

Deemed withdrawal of assessment orders: eligible registered persons can avoid withdrawal by filing return with interest and late fee.
Notification declares that assessment orders under Section 62 will be deemed withdrawn for registered persons who failed to furnish a valid return within thirty days from service of the assessment order issued on or before 28 February 2023, provided they furnish the return by 30 June 2023 and pay the interest liability and the late fee payable under the Act; compliance is required irrespective of any appeals against the assessment order.

Extension of time for revocation of cancelled GST registration permits late applications if returns are filed and liabilities paid.
Extension permits registered persons whose registrations were cancelled under clauses (b) or (c) of section 29 on or before 31 December 2022 and who failed to apply within the statutory period to apply for revocation up to 30 June 2023, provided they file all returns due up to the effective date of cancellation and pay the tax, interest, penalty and late fee shown in those returns; no further extension will be available and those whose appeals were rejected for time bar are included.

Late fee waiver for GSTR-4 filings: excess fees waived and full waiver where State Tax payable is nil.
The amendment waives late fee amounts in excess of two hundred and fifty rupees and fully waives late fee where the total State Tax payable in FORM GSTR-4 is nil, for registered persons who failed to furnish returns for the specified quarters and financial years but who furnish those returns between 1 April 2023 and 30 June 2023; the notification is deemed effective from 31 March 2023.

E-invoicing threshold lowered, expanding applicability to more taxpayers, effective from August 2023 onwards nationwide under GST rules.
Implementation of an e-invoicing requirement is expanded by lowering the aggregate turnover threshold that triggers mandatory e-invoicing, substituting the earlier higher threshold with five crore rupees; the amendment takes effect from 1 August 2023 and amends the prior departmental notification under the West Bengal GST Rules.

Option to pay GST: deadline set for fiscal year option and GTA may opt by declaration within specified post-registration period.
The amendment prescribes that the option to pay GST for Financial Year 2023-2024 must be exercised by 31st May, 2023, and that a Goods Transport Agency which starts new business or crosses the registration threshold during a Financial Year may opt to pay GST for that Financial Year by filing a declaration in Annexure V within 45 days of applying for registration or within 1 month of obtaining registration, whichever is later.

Option to pay GST clarified with a deadline and a short transitional window for newly registered GTAs to opt via declaration.
The notification inserts provisos allowing a fixed deadline to exercise the option to pay GST for the specified financial year and permitting a GTA who starts business or crosses the registration threshold during a financial year to opt to pay GST for that year by submitting Annexure-V within a short period measured from the date of applying for registration or from the date of obtaining registration, whichever is later.

Commencement of Competition Amendment Act: specified sections brought into force, initiating staged implementation of competition law reforms.
The Government designates 18th May 2023 as the operative commencement date for specified sections of the Competition (Amendment) Act, 2023, bringing into force grouped ranges of provisions while identifying certain clause-level exclusions; the activation is effected by formal commencement notification under the Act's commencement power to enable staged implementation of its regulatory framework.

Goods transport agency GST option rules are amended, tightening the filing deadline and registration-based election procedure.
The Uttar Pradesh GST notification further amends the goods transport agency service notification by adding provisos to the relevant condition. For Financial Year 2023-2024, the option for the GTA to pay GST itself must be exercised on or before 31 May 2023. A GTA commencing new business or crossing the registration threshold during a financial year may opt to pay GST on its services by filing Annexure V within forty-five days of applying for registration or one month of obtaining registration, whichever is later.

Customs route amendment adds rail link between Bathnaha-Jogbani and Biratnagar, updating notified cross border connectivity for customs operations.
The notification amends the Nepal entry in the principal customs table by substituting item (12)'s column (4) to list (a) the specified road corridor from Kolkata to Jogbani and Biratnagar and (b) the rail link route connecting Bathnaha - Indian Customs Yard, Jogbani in India, and Nepal Customs Yard, Biratnagar in Nepal, thereby updating the officially notified cross border routes for customs operations.

Exchange Rate Determination: Prescribed currency conversion rates set for import and export valuation under Customs Act, affecting tariff calculations.
The Central Board of Indirect Taxes and Customs has prescribed the rate of exchange for specified foreign currencies into Indian rupees, with distinct rates for imported and export goods set out in Schedule I and Schedule II, effective from the notified commencement date, superseding the earlier notification while preserving prior actions.

Turnover threshold reduced for state GST notification, narrowing registration scope and compliance obligations effective from August.
The notification substitutes the monetary phrase in the first paragraph of Notification No. 13/2020 - State Tax so that, with effect from the stated future date, the previously specified higher turnover amount is replaced by a lower turnover amount, thereby changing the threshold for applicability under the Mizoram GST notification.

Extension of limitation period for GST recovery orders: procedural deadlines for issuing recovery notices extended per notification.
Extension of the limitation period for issuance of recovery orders: amendment of prior notifications lengthens the time to issue orders for recovery of tax not paid or short paid and for reversal of wrongly availed or utilised input tax credit, by specifying discrete extended cut-off dates tied to particular financial years; the amendment modifies earlier departmental notifications and operates as a procedural extension without changing substantive recovery grounds.

Late fee waiver for GSTR-10 non-filers who file during the specified amnesty period under Bihar GST rules.
The notification, issued under section 128 of the Bihar Goods and Services Tax Act, 2017, waives the portion of the late fee under section 47 that is in excess of five hundred rupees for registered persons who failed to furnish the final return in FORM GSTR-10 by the due date but who furnish that return between 1 April 2023 and 30 June 2023.

Late fee rationalisation: waiver for specified GSTR 9 non filers and limited amnesty for returns filed within prescribed window.
The State prescribes differentiated nominal per day late fees for annual returns by turnover class, subject to a maximum cap tied to a percentage of in State turnover, and limits recoverable late fees to those specified amounts for returns filed after the due date. A time bound amnesty waives late fees for certain prior years for returns filed within the prescribed amnesty window to the extent the fee exceeds a fixed threshold.

Deemed withdrawal amnesty permits withdrawal of assessment orders if outstanding returns are filed and interest and late fees are paid.
The notification provides an amnesty scheme deeming certain assessment orders withdrawn where registered persons file the outstanding return within the extended deadline and pay the interest due for delayed payment plus the applicable late fee. The relief is available irrespective of whether an appeal was filed or decided, and is strictly conditional on compliance with the filing and payment requirements within the announced window.

Revocation of cancelled GST registration permitted until June 30, conditional on filing returns and payment of outstanding tax and dues.
Registered persons whose GST registration was cancelled under clause (b) or (c) on or before 31 December 2022 and who failed to apply for revocation within the statutory period may apply for revocation up to 30 June 2023 only after furnishing all returns due up to the effective date of cancellation and paying any tax, interest, penalty and late fee due; no further extension is available. The class includes persons whose appeals were dismissed for failure to meet the revocation time limit.