The Ultimate Month-End Closing Checklist for E-Commerce Sellers

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Ultimate Month-End Closing Checklist for E-Commerce Sellers (Amazon, Flipkart, Meesho, Shopify, D2C)

A complete financial, GST & accounting guide for online sellers in India

Introduction

Running an e-commerce business is exciting—but it comes with complex financial operations. Unlike traditional businesses, online sellers deal with marketplace commissions, payment gateways, returns, RTO, multiple tax deductions, settlement cycles, GST filings, stock fluctuations, and more.

A proper Month-End Closing Process ensures that:
✔ Your books are accurate
✔ GST returns match perfectly
✔ No settlement or revenue losses
✔ Inventory is correct
✔ Cash flow stays healthy
✔ You avoid penalties or tax notices

This blog gives you the complete month-end close checklist specifically tailored for e-commerce sellers selling on Amazon, Flipkart, Meesho, Ajio, Myntra, Shopify/WooCommerce, and their own website.

Let’s dive in.

1️ Sales Consolidation & Reconciliation

1.1 Collect Sales Reports from All Channels

Every month, download sales data from:

  • Amazon Seller Central
  • Flipkart Seller Hub
  • Meesho Supplier Panel
  • Shopify/WooCommerce dashboard
  • Payment gateway dashboards
  • Offline/POS (if any)

1.2 Categorize Sales for GST

To ensure correct tax filings:

  • B2C Local
  • B2C Interstate
  • B2B sales
  • Export or Zero-rated supplies
  • Marketplace vs. Own website

1.3 Reconcile Marketplace Orders

Cross-check:

  • Orders placed vs. orders dispatched
  • Returns vs. refunds processed
  • COD vs Prepaid orders
  • Missing orders in settlement reports

This prevents revenue leakage and settlement disputes.

1.4 Validate GST Application

Ensure correct:

  • HSN codes
  • GST slabs
  • Marketplace tax calculation
  • Invoicing formats

2️ Payment Gateway & Bank Reconciliation

2.1 Reconcile Bank Statements

Match bank credits with:

  • Marketplace settlements
  • Razorpay/Cashfree/PayU deposits
  • UPI/card settlements
  • Refunds and chargebacks

Watch out for:

  • Underpayments
  • Missing deposits
  • Incorrect fee deductions

2.2 Website Payment Gateway Reconciliation

For your website, reconcile:

  • PG dashboard sales
  • PG settlement reports
  • Bank deposits

Include:

  • Gateway fees
  • GST on fees
  • Chargeback losses
  • Failed transactions

3️ Returns, Refunds & Credit Notes

Returns are a major part of e-commerce—especially in fashion & lifestyle categories.

3.1 Download Returns Data

Get monthly reports for:

  • Returns initiated
  • Returns completed
  • Refunds processed
  • RTO & non-delivery returns

3.2 Inventory Adjustment for Returns

Check:

  • Return received in warehouse
  • Condition (saleable/damaged)
  • Stock adjustment
  • Reverse logistics charges

3.3 Issue Credit Notes

For cancelled or returned orders:

  • Issue credit notes
  • Adjust in GSTR-1
  • Reflect in sales ledger

4️ Inventory Management & COGS

4.1 Physical Stock Count

Conduct SKU-wise physical stock count:

  • Compare physical vs. system stock
  • Adjust for missing units
  • Record damages

4.2 Record Inventory Adjustments

Adjust for:

  • Damaged inventory
  • Inventory used for sampling
  • Influencer giveaways
  • Promotional items

4.3 Update COGS (Cost of Goods Sold)

Formula:
Opening Stock + Purchases – Closing Stock = COGS

Accurate COGS = accurate profitability.

5️ Purchase & Expense Ledger Review

5.1 Update Purchase Register

Record all vendor purchases for:

  • Product stock
  • Packaging material
  • Raw materials
  • Office supplies

5.2 Validate Supplier GST Invoices

Check:

  • GSTIN
  • HSN
  • GST rate
  • ITC eligibility
  • Appears in GSTR-2B

5.3 Record Expense Invoices

Record expenses like:

  • Amazon/FK/Meesho commissions
  • Advertisement expenses
  • Shipping and courier costs
  • SaaS subscriptions
  • Salary & rent
  • Marketplace penalties

6️ GST Month-End Preparation

6.1 Outward GST Reconciliation

Match sales register vs:

  • Marketplace uploaded invoices
  • GSTR-1 data

6.2 ITC (Input Tax Credit) Matching

Match purchase invoices with:

  • GSTR-2B
  • Blocked credits
  • ITC reversal rules

6.3 GST Liability Review

Prepare:

  • Output GST
  • Input GST
  • Final GST payable
  • Adjustments from credit notes

7️ TDS & TCS Reconciliation

7.1 Marketplace TCS Deduction

Check:

  • TCS deducted by Amazon/Flipkart
  • Match with books
  • Match with Form 26AS

7.2 TDS You Must Deduct

Check for:

  • Salary
  • Professional fees
  • Contractors
  • Rent

7.3 Ensure Timely Payment

Record:

  • TDS payable
  • TDS challans
  • Reconcile with general ledger

8️ Profit & Loss Statement Preparation

8.1 Compute Net Revenue

Calculate:

  • Gross sales
  • Less returns
  • Less cancellations
  • Less discounts

8.2 Calculate Gross Profit

Gross Profit =
Net Revenue – COGS

8.3 Deduct Operating Expenses

Include:

  • Salary
  • Rent
  • Marketplace fees
  • Ads
  • Payment gateway fees
  • Utility & admin expenses

8.4 Finalize Monthly P&L

Helps analyze:

  • Profit margins
  • SKU-wise performance
  • High-return categories
  • Ad ROAS vs net profit

9️ Balance Sheet Reconciliation

9.1 Assets

Review:

  • Bank balances
  • Inventory
  • Advances
  • Fixed assets
  • ITC balances

9.2 Liabilities

Review:

  • Vendor payables
  • GST payable
  • TDS payable
  • Marketplace unsettled funds

9.3 Owner’s Equity

Update capital account with monthly profit.

🔟 Marketplace & Website Accounting Checks

9.1 Shopify/WooCommerce

Check:

  • Orders received
  • Fulfillment status
  • Abandoned carts
  • Discounts applied

9.2 Marketplace Performance Metrics

Amazon:

  • Account health
  • Performance notifications

Flipkart:

  • Seller scorecard
  • Return rates

Meesho:

  • Penalties
  • RTO %

1️1️ Document Archiving & Backups

11.1 Create Monthly Document Folder

Include:

  • Sales reports
  • Purchase register
  • GST workings
  • Invoice copies
  • Settlement reports
  • P&L & balance sheet

11.2 Backup

Store securely on:

  • Google Drive
  • Dropbox
  • OneDrive

1️2️ Internal Team Review & Sign-off

12.1 Staff Confirmation

Get sign-off from:

  • Accountant
  • Inventory manager
  • Dispatch team
  • Owner/Director

12.2 Conduct Review Meeting

Discuss:

  • Sales performance
  • Stock shortages
  • Cash flow position
  • Profitability
  • Upcoming festivals/offers

1️3️ Cash Flow Planning

13.1 Calculate Expected Inflows

From:

  • Marketplaces
  • Website payment gateway
  • B2B invoices

13.2 Plan Outflows

For:

  • Supplier payments
  • GST
  • Salaries
  • Ads
  • Inventory restocking

13.3 Plan Working Capital

Prevents cash crunch during sales peaks.

1️4️ Final Month-End Sign-off Checklist

✔ Books updated
✔ Marketplace reconciliations done
✔ Bank/PG reconciliation done
✔ Inventory checked
✔ GST prepared
✔ ITC reconciled
✔ P&L created
✔ Balance sheet updated
✔ Documents archived
✔ Team sign-off complete

🏁 Conclusion

A clean month-end close is the backbone of a healthy e-commerce business. This checklist ensures that every essential financial, compliance, and operational task is completed accurately—helping you avoid tax notices, profit loss, and inventory errors.

Whether you sell on Amazon, Flipkart, Meesho, Myntra, Ajio, or your own D2C website, this is the ultimate guide to ensure your books remain audit-proof and investor-ready.

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