Why is reconciling our annual audited financial statements with Mushak 9.1 returns important?

Both VAT authorities and Income Tax DCTs routinely cross-verify revenue, purchases, and VDS reported in your 12 monthly Mushak 9.1 returns against your audited Profit & Loss account. Unexplained variances often trigger show-cause notices.

When is Mushak 4.3 (Input-Output Coefficient Declaration) required?

Registered manufacturers and commercial suppliers of goods must submit Mushak 4.3 before supplying goods, or whenever input costs/prices change beyond the statutory threshold, to maintain eligibility for input tax credit.

Practice Area 03•Statutory & Advisory Practice

VAT & Customs Advisory

Name: M.S. Salekin & Co.
Address: House No: 49/1/B (1st Floor), Purana Paltan Line, Dhaka-1000, Bangladesh, Dhaka, 1000, BD
Telephone: +88 01916 818858
Price range: ৳৳

13-digit BIN registration, monthly Mushak 9.1 filing, input-output coefficient (Mushak 4.3), VDS compliance, and VAT audit defense.

Enquire About VAT & Customs Advisory Speak with our office: +88 01916 818858

Service Overview

Under the Value Added Tax and Supplementary Duty Act 2012, VAT compliance in Bangladesh is continuous and transaction-driven. Errors in input tax credit claims, late submission of monthly Mushak 9.1 returns, missing Mushak 6.3 tax invoices, or improper Price Declaration / Input-Output Coefficient (Mushak 4.3) filings can trigger heavy penalties and disallowance of rebates.

M.S. Salekin & Co. helps manufacturers, service providers, importers, traders, and exporters maintain disciplined VAT books, submit accurate monthly returns by the 15th of every month, and resolve disputes before VAT Commissionerates.

Who This Service Is For

Manufacturers requiring Input-Output Coefficient (Mushak 4.3) declarations and input tax rebate management
Commercial importers, wholesalers, and retail chains managing multi-rate VAT and Advance Tax (AT)
Service providers, IT firms, contractors, and procurement providers handling VDS (VAT Deducted at Source)
100% Export-Oriented enterprises and deemed exporters maintaining zero-rated VAT records

What We Do & Key Deliverables

Every engagement is scoped in writing with clear outputs reviewed by Mohammad Sirajus Salekin, FCA.

13-Digit e-BIN Registration & Profile Updates

New Business Identification Number (BIN) registration on the NBR IVA system, addition of branches/warehouses, economic activity updates, and turnover tax enrollment.

Monthly VAT Return (Mushak 9.1) Preparation & Filing

Verification of sales, purchases, VDS certificates (Mushak 6.6), treasury challans, and timely online/circle filing by the 15th of each month.

Mushak Register Maintenance & Input-Output (Mushak 4.3)

Structuring Mushak 6.1 (Purchase), 6.2 (Sales), 6.2.1, 6.3 (Tax Invoice), and preparing accurate cost breakdowns for Mushak 4.3 submission.

VDS Compliance & Advance Tax (AT) Refund/Adjustment

Advisory on mandatory VAT withholding at source, issuance of Mushak 6.6 within statutory timelines, and decreasing adjustments for Advance Tax paid at import stage.

VAT Audit Support & Show-Cause Notice Replies

Reconciling Annual Financial Statements with 12 months of Mushak 9.1 returns and representing clients before Divisional Offices, Commissionerates, and Tribunals.

Documents Typically Required

We share a customized document request list upon engagement onboarding. Core records typically include:

13-digit BIN Certificate, Trade License, e-TIN, and Certificate of Incorporation (if applicable)
Monthly sales invoices (Mushak 6.3) and purchase registers (Mushak 6.1 / 6.2)
Bills of Entry (BoE) and customs assessment notices for imported raw materials or finished goods
VDS certificates received from customers or issued to suppliers (Mushak 6.6)
Treasury Challans / A-Challans evidencing VAT and VDS deposits
Bill of Materials (BoM) and utility/overhead cost details for Mushak 4.3 preparation

Typical Engagement Timeline

Actual turnaround depends on transaction volume, readiness of primary records, and regulatory authority processing queues.

Phase 013 – 7 Business Days

e-BIN Registration / Onboarding Review

Document verification, online IVA portal submission, and Circle coordination.

Phase 021st – 14th of Every Month

Monthly Return Cycle (Mushak 9.1)

Invoice verification, VDS/input credit reconciliation, treasury deposit, and filing before the 15th deadline.

Phase 033 – 5 Business Days per product line

Mushak 4.3 Input-Output Filing

Cost sheet formulation, wastage allowance check, and divisional submission prior to supply.

Relevant Bangladesh Laws & Authorities

Value Added Tax and Supplementary Duty Act 2012

Primary legislation governing VAT, SD, Turnover Tax, and Input Credit

Value Added Tax and Supplementary Duty Rules 2016

Prescribes Mushak forms, VDS procedures, and return timelines

NBR VAT Online / Customs, Excise & VAT Commissionerates

Administers BIN registration, Mushak 9.1 filing, and VAT audits

Customs Act 2023

Governs import/export assessments, HS codes, and customs valuation

Frequently Asked Questions — VAT & Customs Advisory

Under the VAT & SD Act 2012, the monthly VAT return (Mushak 9.1) must be filed on or before the 15th day of the following month. Late filing attracts statutory monetary penalties and interest where applicable.

Confidential Consultation • M.S. Salekin & Co.

Let’s talk about what comes next.

Schedule a confidential initial consultation with Mohammad Sirajus Salekin, FCA (Fellow Chartered Accountant (FCA), Member of ICAB) to discuss your organisation’s statutory requirements or personal tax filing.

Submit an Enquiry Call +88 01916 818858