eCommerce & Exports

How to Start an Online Selling Business: 16 Decisions to Make Before Opening a Seller Account

Planning to sell on Amazon, Flipkart or your own website? Learn the business model, GST, entity, warehouse, documents and profit checks to make before launch.

Share this articleWhatsApp

Many new online sellers assume the first step is choosing a product, buying stock or opening an Amazon or Flipkart seller account. The real risk is getting the steps in the wrong order. A seller may only discover later that they need a GST registration in another state, a product licence, a correctly owned trademark or a proper way to reconcile marketplace settlements. Even a product listed at ₹999 may leave little contribution after taxes, platform fees, shipping, advertising and returns.

How to Start an Online Selling Business: 16 Decisions Before Launch
▶ Watch the full video on YouTube

Online selling is a business system, not just a sales channel

Customers have moved from next-day delivery to same-day delivery and, for some daily essentials, delivery within minutes. Their expectations continue to change: the shop now reaches the customer through a mobile phone.

But fast delivery does not mean a profitable online business can be set up quickly. As online competition grows, sellers also have to account for platform charges, advertising, returns and compliance. Entering early is not enough. A seller needs a suitable business model, a compliance plan and a clear view of profitability.

This course looks at online selling as a complete business ecosystem. It covers decisions about the business model and entity, GST and product compliance, trademarks, sales channels, accounting, marketplace settlements, inventory, returns, unit economics and cash flow. The topics are connected: one decision can affect tax, branding, logistics and profit at the same time.

Think of the online business as a body

A good product, attractive packaging or a live seller account cannot carry a business on its own. Like a body, an online business needs its different parts to work together:

  • Mind: strategy and business clarity
  • Backbone: legal identity and brand ownership
  • Arms: marketplaces, direct-to-consumer sales and other channels
  • Heart: tax, cash flow and profitability
  • Core: products and documentation
  • Legs: action and execution

Market research, legal structure, tax, cash flow, records and execution all need attention. A weakness in one area can affect the rest.

Start with five readiness questions

Before opening a seller account, get clear answers to five questions:

  1. What will you sell, and what business model will you use?
  2. Who will issue the tax invoice, and in whose name will compliance be handled?
  3. Is the product legally compliant? Does it require a licence, testing or specific labelling?
  4. Where will you sell: on a marketplace, through your own website or through both?
  5. How much capital will you need, and how will you use it?

Capital may be needed for inventory, marketing, operating expenses and the basic day-to-day running of the business. If these questions remain unanswered, opening a seller account is unlikely to solve the underlying problems.

The decisions are linked. For example, choosing to sell a private-label food product may involve checking the FSSAI licence and label, identifying the correct HSN code and GST rate, checking trademark availability, choosing where to store stock, and arranging working capital for packaging, marketing and returns. Product selection should come with a review of its legal, tax, operational and financial responsibilities.

Compare business models by the risks you can manage

Each seller model has different trade-offs:

Business modelPotential advantageMain responsibility or risk
ResellingRelatively quick and simple to set upMargins may be lower, with less control over the product
Private labelGreater control over the brand and pricingYou take on inventory, quality and compliance responsibilities
ManufacturingGreater control over the product and production costMachinery, staff, production and capital needs can be substantial
Made to orderLess dead stockDelivery may be slower, and scaling can be difficult
DropshippingYou may not need to hold inventoryProduct quality and delivery depend on the supplier
Digital products or servicesNo physical logistics, with the potential for higher marginsYou need to earn customer trust and demonstrate delivery

The right model is not necessarily the one that sounds easiest. It is the one whose risks and responsibilities you can realistically handle.

A useful way to test your clarity is to describe the business in one sentence:

We will sell [product] to [customer] to help them achieve [outcome], through [sales channel], with [specific advantage].

For example: “We will sell preservative-free makhana to working professionals looking for healthier snacks through Amazon and our website, with fresh small-batch packaging as our advantage.”

A clear sentence identifies the product, customer, benefit, sales channel and reason a customer might choose your offer.

Before choosing a proprietorship, LLP, OPC or private limited company, consider:

  • Are you the only owner, or will there be partners or co-founders?
  • How much product liability risk could arise from a defect, customer claim or recall?
  • Do you expect to seek external investment or borrow for the business?
  • Will you reinvest profits, or withdraw a significant amount regularly?
  • How might ownership change in three years? Could a partner join, a founder exit or ownership transfer?

Do not choose an entity only by comparing registration and compliance costs. Ownership, liability, taxation, funding plans and the future of the business all matter.

Proprietorship

A proprietorship has one owner and does not have a separate legal identity from that owner. Business liabilities may reach the proprietor’s personal assets. Its compliance burden is comparatively lower, so it may suit a solo business or an early testing stage.

LLP

An LLP has a separate legal identity and requires at least two partners. Partners’ liability is generally limited to their agreed contribution, subject to the applicable law and circumstances. It may suit a business run by partners.

Private limited company and OPC

A private limited company is a separate legal entity and can support external investment and ownership transfers. A single founder may consider an OPC as a separate option. A company may suit certain growth and funding plans, but its compliance and operating costs can be higher.

A company should not be chosen only because the structure sounds more professional. Changing an unsuitable structure later can take time and cost money.

These names serve different purposes. For example:

  • Legal entity: ABC Retail Private Limited
  • Product brand: Nivara
  • Marketplace store: Nivara Home

The business should decide who owns the brand and trademark. If a company pays to build a brand but the trademark is held personally by a founder, ownership can become a serious issue during a funding discussion, partnership dispute or business exit. The trademark owner and the business’s rights to use the brand should be clearly documented.

Seller accounts, GST registrations, bank accounts and invoices should use the correct legal entity details. A brand or store name is a commercial identity; it does not replace the legal identity.

Compare marketplace, D2C and hybrid channels

Marketplace

A marketplace can provide access to customers who are already browsing the platform. However, the platform has a role in pricing, visibility, returns and account policies. Customer data may be limited, and payout reconciliation can be complex.

Direct-to-consumer website

A D2C website gives the business more control over pricing, customer experience and customer data. But building a website does not automatically bring visitors. Advertising, content and trust-building may require time and money.

Hybrid model

A hybrid business sells through marketplaces and its own website. This can reduce dependence on a single platform, but managing inventory, pricing, returns, GST and reconciliations becomes more complex.

In simple terms, a marketplace can provide access to demand, D2C can help build a direct customer relationship, and a hybrid approach combines both with additional operational work.

Map warehouses before moving stock

The GST footprint of an online business can depend on where its stock is held, not just where its office is located.

Suppose a business is registered in Delhi, stores inventory in a Maharashtra warehouse and sells to a customer in Karnataka. Moving stock from Delhi to Maharashtra may have GST implications because registrations in different states are treated as distinct persons under GST law. Depending on the facts, the transfer may require a tax invoice, IGST and an e-way bill. The later sale from the Maharashtra warehouse also needs to be assessed for the place of supply and applicable tax.

Marketplace payouts, GST TCS returns and stock movement should be reconciled against the correct state registrations. Before using an FBA, third-party logistics or multi-state warehouse arrangement, map each warehouse location and check the registration and compliance requirements. Remembering to check GST only after moving stock can be a costly mistake.

Is GST registration always mandatory for online sellers?

The answer is not a universal yes or no. The video discusses Notification 34/2023, which provides a limited route for certain unregistered persons to sell goods through an e-commerce operator, subject to conditions.

As described in the course, the conditions include:

  • Supplies must be within a single state or Union Territory; interstate sales are not permitted under this route.
  • The seller must have a valid PAN.
  • Turnover must remain within the applicable registration threshold.
  • The seller must obtain an enrolment number from the GST portal.
  • The e-commerce platform must be eligible and enabled for the facility.

If the seller makes interstate sales, stores inventory in another state, operates multi-state inventory or crosses the applicable threshold, GST registration requirements need to be checked separately. Being below a turnover threshold alone does not settle the question. The state, product, supply pattern, platform eligibility and compulsory registration provisions also matter.

Treat this as a limited exemption with conditions, not blanket permission to skip GST. Confirm the applicable rules for your particular business before relying on it.

Marketplace settlement is not the same as sales

The amount credited to a bank account is not necessarily the seller’s sales figure. A marketplace settlement may reflect orders after cancellations and returns, platform commission, closing and shipping fees, other charges, GST on fees, GST TCS and applicable income-tax TDS.

If ₹80,000 reaches the bank, that does not automatically mean the business made sales of ₹80,000. Gross sales may be higher because deductions have already been made.

Record and reconcile each component separately: orders, cancellations, returns, platform fees, GST on fees, TCS, TDS and the net settlement. If the books record only the bank credit as sales, turnover, GST liability, expenses, tax credits and actual profit can become difficult to reconcile.

Create a four-folder document wallet

Keep business documents in a structured system instead of scattering them across email, WhatsApp and desktop folders.

1. Identity and entity

Store PAN and Aadhaar details, incorporation certificates, partnership deeds, MOA and AOA, DSC information and DIN details, where applicable.

2. Place and bank

Store address proofs, rent agreements, ownership documents, NOCs where applicable, utility bills, current account documents and cancelled cheques.

3. Product and licences

Store applicable licences such as FSSAI or BIS, lab reports, certificates of analysis, import documents, product photographs, specifications and e-way bills.

4. Brand and platform

Store trademark applications and approvals, logo files, label versions, seller agreements, GST registration documents and enrolment proof.

Use clear file names, keep the latest versions easy to identify and track licence expiry and renewal dates. A platform auditor or government department may ask for documents, so records should be easy to locate.

Prepare a master product passport for every SKU

Each SKU should have a master record, or “product passport,” containing the information needed to identify, price, sell and support it. If the same product comes in different sizes, colours, flavours or pack quantities, give each variant its own SKU code.

The record should include:

  • SKU code, exact product name and supplier details
  • HSN code, applicable GST rate and MRP
  • Landed cost
  • Applicable licences, such as FSSAI or BIS
  • Test reports and certificate of analysis, where applicable
  • Label version and shelf life
  • Warranty terms and return risk

Landed cost is not simply the purchase price. It may include relevant freight, customs duty, packaging and other costs required to make the product ready for sale.

Keep product information consistent across marketplace listings, invoices, packaging labels and GST records. A single master record can help prevent details from drifting between systems.

Why a ₹999 selling price is not your profit

A listed price is not the same as profit. Start by checking whether the selling price includes GST. If a product is listed at ₹999 and the applicable GST rate is 18%, establish whether that tax is included in the price or charged on top of it. Account for the applicable GST component separately.

Then consider the relevant costs:

  • Landed product cost
  • Marketplace commission or payment gateway fee
  • Fulfilment and shipping
  • Packaging
  • Advertising
  • Expected cancellations and returns
  • Possible damage or inventory loss

The amount left after these costs is the contribution available to cover fixed expenses such as salaries, software and office rent. Actual profit can only be calculated after those fixed expenses are also considered.

Do not copy another seller’s margin percentage without knowing their costs. Calculate unit economics for each SKU using your own numbers. In some product categories, returns, logistics and damaged inventory can use up much of the margin.

A seven-day seller-readiness plan

Use these seven days to prepare the business before launching:

DayAction
Day 1Write a one-sentence description of the online business.
Day 2Choose the seller model and shortlist initial products and SKUs.
Day 3Choose the marketplace, D2C or hybrid channel. Map warehouse locations and the possible GST footprint.
Day 4Answer the ownership and entity questions. Consider whether a proprietorship, LLP, OPC or company fits the plan.
Day 5Finalise the proposed legal name, brand name and store name. Check trademark availability and ownership.
Day 6Confirm GST requirements and collect applicable product licence documents, such as FSSAI or BIS documents.
Day 7Prepare a product passport for each SKU and verify its unit economics.

After these steps, score your readiness out of 10. If important control points are still unclear, pause to resolve them before launching. Correct the foundation first, then open the seller account.

Final checklist before launching an online selling business

Before you list your first product, make sure you can clearly explain:

  • What you are selling, who will buy it and why they might choose your offer
  • Which seller model and sales channels you will use
  • Which legal entity will operate the business and own the brand
  • Where inventory will be stored and what GST registrations may be needed
  • Which product licences, tests and labels apply
  • How marketplace settlements and deductions will be recorded
  • What contribution remains after product, platform, fulfilment, advertising and return costs

Online selling can be a major business opportunity, but a live listing is only one part of being ready. Build a clear model, check compliance, organise records and calculate the economics before committing to a launch.

What is your online business model? Write it in one line: what you will sell, to whom, through which channel and with what advantage.

Contact the Office

For queries, or to request a consultation, you may reach the office on WhatsApp or by phone.