Dual BS / AD Regulatory Timeline

Nepal Statutory Compliance Calendar

Essential tax, VAT, and corporate filing deadlines mapped between Bikram Sambat (BS) and Gregorian (AD) dates. Prevent exposure to statutory late fees and penalty assessments.

monthlyVAT Act 2052, Section 18 & Income Tax Act 2058, Section 90

Monthly VAT Return & TDS Deposit

Mandatory deposit of withholding tax (TDS) deducted during the preceding month and submission of monthly VAT returns through the IRD tax portal.

Action Required: Deposit TDS voucher in designated bank and file Annex 10 (Sales) / Annex 11 (Purchase) registers on IRD portal.

Bikram Sambat (BS)25th of every Nepali MonthApprox Gregorian: Around 8th - 10th of Gregorian month

monthlySocial Security Act 2074 & Regulations

Monthly Social Security Fund (SSF) Contribution

Deposit of 31% contribution (20% employer + 11% employee) for all permanent and contract staff to the Social Security Fund portal.

Action Required: Upload monthly payroll schedule and execute automated clearing payment to SSF Nepal.

Bikram Sambat (BS)End of every Nepali MonthApprox Gregorian: Around 14th - 16th of Gregorian month

quarterlyIncome Tax Act 2058, Section 94

1st Advance Tax Installment (40%)

Corporate entities and business taxpayers must pay at least 40% of their total estimated annual income tax liability for the ongoing fiscal year.

Action Required: Compute tentative profit & loss, prepare estimated tax filing (D-04), and deposit first installment.

Bikram Sambat (BS)Poush End (Mid-January)Approx Gregorian: January 14

annualCompanies Act 2063, Sections 51, 78 & 80

Annual Company Registrar (OCR) Compliance & AGM Filings

Private and public limited companies must conduct their Annual General Meeting (AGM) within 6 months of fiscal year close and submit annual audited reports to OCR.

Action Required: Upload signed audited financial statements, Section 51 shareholder list, and AGM minutes to the OCR electronic portal.

Bikram Sambat (BS)Poush End (Mid-January)Approx Gregorian: January 14

quarterlyIncome Tax Act 2058, Section 94

2nd Advance Tax Installment (70% Cumulative)

Payment of cumulative 70% of estimated annual income tax liability, adjusted for any tax previously deposited in the first installment.

Action Required: Reconcile actual 9-month financial performance, revise annual tax forecast if necessary, and deposit cumulative 70%.

Bikram Sambat (BS)Chaitra End (Mid-April)Approx Gregorian: April 13

quarterlyIncome Tax Act 2058, Section 94

3rd & Final Advance Tax Installment (100%)

Closing of the Nepalese Fiscal Year (Shrawan 1 - Ashadh End). 100% of the estimated annual corporate tax liability must be deposited by this date.

Action Required: Complete preliminary year-end closing, deposit 100% estimated tax, and initiate inventory counts for statutory audit.

Bikram Sambat (BS)Ashadh End (Mid-July)Approx Gregorian: July 15 - 16

annualIncome Tax Act 2058, Section 96

Statutory Tax Return Submission (3 Months Post-FY)

Final deadline for submitting audited annual income tax returns (D-01 / D-02 / D-03). Can be extended up to Poush end upon formal application under Section 98.

Action Required: Finalize statutory audit with signed audit report and 18-digit ICAN UDIN, and submit final tax return on IRD portal.

Bikram Sambat (BS)Ashoj End (Mid-October)Approx Gregorian: October 16 - 17