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NISM-Series-X-A: Investment Adviser (Level 1) · Operational Aspects of Investment Management

Account Opening, Demat and Transaction Processing for NISM X-A

Updated 11 October 2026 · Fact-checked

This topic covers how a client opens trading, demat and mutual fund accounts, and how trades are executed, cleared and settled. Equity cash trades settle on a T+1 basis. Advisers advise and the client executes, often through direct plans. Solve questions by identifying the account, the party, and the timeline.

Understand Account Opening, Demat and Transaction Processing

An investor needs accounts before any transaction. A trading account with a stock broker places orders on the exchange. A demat account with a depository participant (DP) holds securities in electronic form. A bank account moves the money. Together, the three are often linked.

There are two depositories in India: NSDL and CDSL. You never open an account with a depository directly. You open it with a DP, such as a bank, broker or other SEBI-registered entity. The depository keeps the records. The DP is your point of contact.

Every account needs KYC. The client gives identity and address proof and PAN, and the intermediary verifies them. A KYC done once through a KYC Registration Agency (KRA) can be reused across intermediaries. For mutual funds, the investor can invest in units in a statement of account form or in demat form.

When a trade happens on the exchange, the clearing corporation guarantees and settles it. Equity cash market trades settle on T+1: the trade day plus one working day. Securities move to the buyer's demat account and money moves to the seller on the settlement day.

An investment adviser registered under SEBI's Investment Advisers Regulations does not take custody of client money or securities. The adviser recommends. The client executes through a broker, directly with the AMC, or through a distributor. For mutual funds, advisers are expected to point clients to direct plans, which have no distributor commission and so a lower expense ratio than regular plans. Execution advice must be in the client's interest, and the adviser must not mix advice with distribution for the same client.

Key formulas to remember

Equity cash settlement cycle
Settlement day = Trade day (T) + 1 working day
T+1 is the cycle for equity cash market trades. Holidays and weekends are not working days.
Three accounts for equity investing
Trading account + Demat account + Bank account
Trading places the order, demat holds the shares, bank moves the funds.
Depository structure
Investor → Depository Participant → Depository (NSDL or CDSL)
The investor deals only with the DP.
Plan choice for advisers
Direct plan = no distribution commission; Regular plan = includes distributor commission
Both plans invest in the same portfolio. The direct plan has a lower expense ratio and a separate NAV.
Adviser's role in execution
Adviser recommends; client executes
The adviser does not hold client funds or securities.

How to solve Account Opening, Demat and Transaction Processing questions

Use this method for any question on accounts, settlement or execution.

  1. 1Identify what the question asks: account type, party involved, timeline or role.
  2. 2Name the party who acts: client, adviser, broker, DP, depository, AMC or clearing corporation.
  3. 3Match the account or document to its function: trading, demat, bank or KYC.
  4. 4For settlement, find the trade day and count working days only.
  5. 5For adviser questions, apply the rule that advisers advise and do not hold client assets.
  6. 6For plan questions, link direct plan to no commission and lower cost.
  7. 7Eliminate options that give the wrong party or an absolute word such as always or never, then choose.

Quickest way: Party-and-function check

When to use it: Use when you have under a minute and options look similar.

  1. Ask who does the action in the question.
  2. Ask which account holds or moves the asset.
  3. Remember T+1 for equity cash trades and count working days.
  4. Pick the option consistent with the adviser not handling client money.

Common mistakes in Account Opening, Demat and Transaction Processing

  • Thinking the investor opens a demat account directly with NSDL or CDSL

    The depositories are well known, so students assume direct dealing.

    Fix: Remember the chain: investor, DP, depository. The DP opens the account.

  • Counting calendar days for settlement

    Students forget that weekends and exchange holidays are excluded.

    Fix: Count only working days after the trade day.

  • Assuming a demat account is needed to hold mutual fund units

    Students link all investments to demat.

    Fix: Mutual fund units can be held in a statement of account form or in demat form.

  • Saying direct plans invest in a different portfolio

    The different NAV suggests different holdings.

    Fix: Both plans share the same portfolio. Only the expenses differ, so the NAV differs.

  • Believing the adviser can execute trades using client funds

    Students mix advisers with portfolio managers or brokers.

    Fix: Advisers recommend only. Execution is done by the client or through a registered intermediary the client chooses.

Worked examples

Example 1

A client buys shares on a Monday in the equity cash market. There is no holiday that week. On which day do the shares settle?

Show the solution
  1. Trade day T is Monday.
  2. The cycle is T+1, so add one working day.
  3. One working day after Monday is Tuesday.
  4. No holiday intervenes.

Answer: Tuesday.

Example 2

A client wants to invest in an equity mutual fund and asks an adviser which plan to choose. Which is the most appropriate advice for a fee-only adviser?

Show the solution
  1. Both plans hold the same portfolio.
  2. The regular plan includes a distributor commission, so its expense ratio is higher.
  3. A fee-only adviser earns from the client's fee and not from commissions.
  4. The direct plan avoids the commission and leaves more return for the client.

Answer: Recommend the direct plan, and let the client invest directly with the AMC or through a platform that offers direct plans.

Exam tips

  • Expect simple fact questions: who holds securities, who guarantees settlement and what the cycle is.
  • For any date question, count working days only and check for holidays.
  • Read the adviser-role options carefully. The correct one usually says the adviser does not handle client funds.
  • Do not guess on trap options with absolute words. Negative marking is 25% of the marks of the question.

Practice questions from Operational Aspects of Investment Management

Account Opening, Demat and Transaction Processing: frequently asked questions

What is the demat account opening process?

You choose a depository participant and submit the account opening form with KYC documents and PAN. The DP verifies them and opens the account with a depository. You receive a client ID and can then hold securities electronically.

What is the settlement cycle for equity in India?

Equity cash market trades settle on T+1, which means the trade day plus one working day. The clearing corporation handles the delivery of shares and the payment of funds.

Why should advisers suggest direct plans?

Direct plans have no distributor commission, so their expense ratio is lower. This avoids a conflict of interest and benefits the client, as the portfolio is the same.

How do investment advisers execute client transactions?

They do not execute with client money. The adviser recommends, and the client places the order through a broker or invests with the AMC. The adviser may help with the process but does not hold assets.