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eECOMCAOutsourced Finance Team
Knowledge Hub

Operator insights, not generic tax blog posts.

GST/TDS updates, settlement tricks and reconciliation notes written for people who already run a D2C brand.

The ecomca Knowledge Hub is where we publish practical guidance for Indian D2C and marketplace sellers on GST and TDS compliance, ecommerce accounting, and channel-wise profitability. Every article is written and reviewed by our CA-led team and reflects current GST law, Income Tax Act provisions, and marketplace-specific compliance requirements — including Section 194-O TDS, GSTR-2B reconciliation, and settlement accounting for Amazon, Flipkart, Blinkit, Zepto, and Shopify sellers.

If you sell across multiple marketplaces and manage your own books, or you're evaluating whether to bring in an outsourced accounting team, these posts are meant to give you a working understanding of the compliance and reporting side of running an ecommerce business in India — the practical steps, not just the theory.

Browse the latest posts below, or get in touch if you'd like a specific topic covered.

GST

GSTR-2B Reconciliation Tools Compared: Excel vs Tally vs Outsourced

A practical comparison of manual Excel, Tally-based, and outsourced GSTR-2B reconciliation for ecommerce sellers, with cost, error and scale trade-offs.

23 Sept 2026
ecommerce ca

Ecommerce Accounting Services in Delhi NCR: What D2C Founders Should Look For

A practical checklist for D2C founders in Delhi NCR choosing an ecommerce accounting firm — multi-state GST, marketplace reconciliation, and local filing realities.

22 Sept 2026
d2c accounting

D2C Accounting Basics: Chart of Accounts and COGS

A practical guide to setting up a D2C chart of accounts, FIFO-based COGS mapping, and calculating Contribution Margin 1, 2 and 3 by channel.

17 Sept 2026
Section 194O

Section 194O TDS on E-commerce Sales at 0.1% Explained

How e-commerce operators deduct 0.1% TDS on marketplace sales under Section 194O, the ₹5 lakh threshold, GST treatment, and how sellers claim credit.

14 Sept 2026
ecommerce ca

What Is an Ecommerce CA? Why D2C and Marketplace Brands Need Specialised Accounting

An ecommerce CA handles marketplace TCS, multi-channel reconciliation and SKU-level reporting that a general CA typically does not. Here is what that actually means for a D2C or marketplace brand.

14 Sept 2026
COD RTO reconciliation

COD RTO Reconciliation in Ecommerce: A Practical Guide

How Indian D2C and marketplace sellers reconcile COD remittances against RTO shipments, GST credit notes, and the real margin impact of returns.

11 Sept 2026
amazon seller central

Amazon Seller Central: Individual vs. Professional Plan (India Guide)

A neutral, fee-by-fee comparison of Amazon's Individual and Professional selling plans in India, with eligibility rules and a worked example on when upgrading actually pays off.

8 Sept 2026
GST

GST Relief for Small E-Commerce Sellers: Single-State Registration Plan

CBIC has floated a proposal to let small e-commerce sellers use one GST registration across states. Here is what is proposed, what is not yet law, and what to do now.

8 Sept 2026
virtual cfo

Virtual CFO for Early-Stage D2C Brands: What It Covers

What a virtual CFO function actually does for a D2C brand doing ₹1-15 crore in revenue, and how it differs from a bookkeeper or a part-time accountant.

7 Sept 2026
194-O

194-O TDS and GST Reconciliation for D2C Sellers

How Section 194-O TDS and Section 52 GST TCS reconcile against marketplace settlements, Form 26AS/AIS and GSTR-8 for Indian D2C sellers.

6 Sept 2026
TDS

TDS on Ad Platform Fees and How Reimbursement Filing Works

How TDS applies on Google Ads, Meta Ads and Amazon Ads spends in India, why advertisers pay it from their own pocket, and how the reimbursement filing process actually works.

6 Sept 2026
D2C compliance

D2C Brand Compliance Issues: Where the Gaps Actually Show Up

A practical look at where Indian D2C brands run into GST, income-tax, corporate and sector-specific compliance failures, and what causes them to compound.

9 Aug 2026
TDS

TDS on Ecommerce Platform Fees and Reimbursement Filing

A practical guide to when TDS applies on marketplace commission, logistics and advertising fees, and how to treat reimbursements separately in your filings.

15 May 2026