Choosing a broker: what actually matters
Most beginners choose a broker on advertising or on which app a friend uses. A few minutes of checking gets you a better answer, and switching later is more annoying than choosing well now.
Last checked August 2026.
The short version
- A connects you to the exchange. Every one is regulated by SEBI.
- Discount brokers charge a flat fee per order. Full service brokers charge a percentage.
- For most people the flat fee model is far cheaper, especially on larger orders.
- Verify the SEBI registration number on the SEBI website before opening anything.
- Do not leave large cash balances sitting with a broker. Move money in when you need it.
What a broker does
You cannot trade directly on an exchange. A broker is the member firm that accepts your order, sends it to the exchange, and acts as your depository participant so your can exist.
Every legitimate broker in India is registered with SEBI and is a member of the exchanges. The regulatory framework, settlement guarantee and depository structure are the same for all of them. What differs is price, technology, service and the extras.
The two models
| Discount broker | Full service broker | |
|---|---|---|
| Flat fee per order, often zero on delivery | A percentage of the trade value | |
| Research and advice | Minimal or none | Research reports, a relationship manager |
| Cost on a ₹5 lakh order | The same flat fee as on ₹5,000 | Rises with the size of the order |
| Suits | People who decide for themselves | People who genuinely use the advice |
The arithmetic is stark on larger orders. A flat fee is the same whether you trade ₹10,000 or ₹10 lakh. A percentage fee on ₹10 lakh can be a hundred times what it was on ₹10,000, for an identical amount of work.
That does not make full service brokers wrong. It makes them expensive unless you are receiving something you actually use. The test is the same one as for regular mutual fund plans: what did you receive in the last twelve months for what you paid?
Checking a broker is genuine
Do this before you send anyone money or documents. It takes two minutes.
- Find the SEBI registration number, which every broker must display, usually in the website footer and on contract notes.
- Verify it on the SEBI website, in the list of registered intermediaries. Do not rely on the number appearing on the broker own site.
- Check exchange membership on the NSE or BSE website.
- Confirm the depository, NSDL or CDSL, and that the account is opened in your name.
What to actually compare
Ranked roughly by how much difference each makes to an ordinary investor.
- All the charges, not just brokerage. Account opening, annual maintenance, DP charges on selling, payment gateway fees, call and trade fees. A broker advertising zero brokerage may recover it elsewhere. See charges and costs.
- Whether the platform works when it matters. Apps do fail on volatile days, which is exactly when you might need them. Search for how a broker performed during recent heavy sessions.
- How you reach a human. When something goes wrong with money, the difference between a ticket system and a phone number is significant.
- What it holds. If you want mutual funds, bonds or overseas exposure in one place, check that before opening.
- Statements and tax reports. A clean, downloadable capital gains statement saves real time each year.
- Whether it pushes you to trade. Some apps are designed to encourage activity, with streaks, alerts and prominent derivatives access. Given what the data shows about frequent trading, this is a genuine consideration, not a cosmetic one.
Keeping your money safe
The structure already protects your shares, which sit at the depository in your name. Cash is different, and a few habits close most of the remaining gap.
- Do not park large cash balances with a broker. Transfer money in when you intend to buy, and withdraw after selling. Your bank is a better place for idle money.
- Never share your login credentials or OTP with anyone, including someone claiming to be from the broker.
- Do not let anyone trade on your behalf informally. Discretionary management requires specific registration, and profit-sharing arrangements outside it are a common fraud.
- Check your consolidated account statement from the depository against what your broker shows.
- Read your after the first few trades so you know exactly what you are being charged.
Switching later
You are not locked in. Holdings can be transferred from one demat account to another, and you can open a second account and simply stop using the first.
It is a moderate amount of paperwork rather than a trap, but it is easier to choose reasonably now. A useful approach for someone genuinely unsure: open one account, use it for a few months with small amounts, and see whether the platform and support suit you before moving anything substantial.
If you do stop using an account, close it properly. A dormant demat account can continue accumulating annual maintenance charges.
What to remember
- Every legitimate broker is SEBI registered. Verify the number on the SEBI site, not the broker site.
- Discount brokers charge a flat fee per order, which is far cheaper on larger trades.
- Full service is worth paying for only if you genuinely use the advice.
- Compare all charges, not just brokerage. Maintenance and DP charges add up quietly.
- Never leave large cash balances with a broker, and never share credentials or OTPs.
- Guaranteed returns, personal account transfers and informal profit sharing are fraud signals.