Your SMSF’s main cash management account

Receive contributions, pay expenses and facilitate drawdowns with your CDIA.

When you open a CDIA, a CommSec Australian Share trading account will also be opened.  

This will give your fund access to over 2,000 shares and ETFs listed on the Australian Securities Exchange (ASX). 

Only want a CDIA? Visit your nearest branch with all individual trustees or directors of the company trustee for the SMSF. 

Features & benefits

  • Unlock SMSF investment opportunities

    Link your CDIA to a range of investing options

    • Notice deposits - CommSec Notice Investor

    • Term Deposits

    • CommSec Australian Shares

    • CommSec International Shares

  • Take your cash further

    Unlock access to CommSec Notice Investor and grow your money for as long as you choose to, earning a competitive variable interest rate of up to 3.70% p.a.1

  • Seamless share trading

    When trading with CommSec, Australia’s leading online share trading broker2 A single log on lets you go between NetBank and CommSec with ease.

  • Discounted brokerage

    When you trade shares with CommSec and settle directly through your CDIA from as low as $5 per trade.3

  • Easy access

    View your account online and transfer money between CommBank accounts with NetBank and the CommBank app.

  • No account or withdrawal fees

    Make unlimited transactions with no monthly account or withdrawal fees.4

Take your cash further

Use your CDIA as a transaction account for your everyday investing needs, and you can move anything extra to your CommSec Notice Investor to earn interest at a higher rate to boost your cash for as long as you leave it there.

Explore CommSec Notice Investor

Rates and fees

See our latest CDIA rates

There are no monthly account or withdrawal fees. Other fees may apply.

Access fees may apply when using overseas or non-CommBank networks domestically. And all transactions involving currency conversion will incur fees.

How to apply

  • Don’t have a CommSec Share Trading Account?

    Settle your trades directly and enjoy discounted brokerage when you open a CommSec Share trading account and a CDIA.

    Open online now

  • Already have a CommSec Share Trading Account?

    Login to CommSec below and follow the prompts to add a CDIA to your list of accounts.

    Login to apply

  • Only want a CDIA?

    Visit your nearest branch with all individual trustees or directors of the company trustee for the SMSF.

Have this information handy to apply

    • Your SMSF name, Australian Business Number (ABN) and Tax File Number (TFN)
    • Your company name, business address and Australian Company Number (ACN) if you have a company trustee
    • The full names and contact details for trustees or directors
    • Your personal ID e.g. Australian driver's licence or passport if you’re new to CommBank or don’t have a NetBank ID

FAQs

Using the CommBank app (existing CommBank customers):

  1. Login to your CommBank app.
  2. Go to ‘Pay’
  3. Select ‘Transfer between accounts’
  4. In the 'From' account drop-down menu, select the account you would like to transfer funds from.
  5. Under the ‘To' account, use the drop-down menu to select the CDIA in your SMSF’s name.
  6. Enter the amount you wish to transfer and an optional description, then click 'Transfer'.
  7. A transfer summary will appear, you will have the option to ‘Transfer now’, ‘Transfer later’ or ‘Create a recurring transfer’, select an option and follow the prompts.

Using another financial institution:

  1. Contact your other financial institution
  2. Complete the transfer online or by phone, if available
  3. Provide the BSB and account number of your SMSF’s CDIA

If you are transferring from a personal account, you should seek guidance from your SMSF professional first, as this may have taxation and compliance implications.

Yes. You can have more than one CDIA for different purposes, for example you can choose to have a CDIA in your name and a separate CDIA set up for an SMSF. While you can create multiple CDIAs under your CommSec profile, accounts that are outside of the Target Market Determination (TMD) may be closed in accordance with the Transaction, Savings and Investment Accounts (TSIA) Terms and Conditions.

When you open a CDIA as the cash management account for your SMSF, a CommSec Australian Share trading account will automatically be opened.

You can also link your CDIA to a range of investing options including:

  • Notice deposits - CommSec Notice Investor
  • Term Deposits
  • CommSec International Shares

To move funds from an APRA-regulated super fund (such as an industry or retail fund) into a CDIA in your SMSF’s name, there are several requirements to meet first. For more information, read How to roll over your super and make contributions to your Self-Managed Super Fund.

Once your SMSF is ready to receive funds, there are three main ways to contribute:

  1. Employer contributions
  2. Personal contributions
  3. Spouse contributions

and 2 types of contributions:

  1. Concessional contributions
  2. Non-concessional contributions

For more information, read How to roll over your super and make contributions to your Self-Managed Super Fund.

Yes. You can access your SMSF’s CDIA and make transactions in NetBank and the CommBank app. Once you have logged in using your NetBank ID, you can also switch to CommSec and navigate easily between both sites.

You can view your SMSF’s CDIA and SMSF Portfolio in the CommBank app by selecting ‘View all features’ on the home screen and selecting 'SMSF portfolio' under 'Invest your money'.

Without a valid TFN or a TFN exemption applied to your CDIA, you may be subject to withholding tax from any interest earned on your account/s.

To provide your TFN or exemption, please contact the Commonwealth Bank on 13 1998 or visit your local branch to update your TFN details.

If you wish to provide your TFN for share trading purposes, you'll need to provide it directly to the relevant share registry.

No, there’s no minimum balance requirement for a CDIA opened through CommSec.

Interest earned on your CDIA is calculated daily and credited to your account on the first calendar day of each month.

You can also check the current interest rate applicable to your CDIA. See the ‘SMSF’ column in the ‘Commonwealth Direct Investment Account’ table.

There are no account-keeping or electronic transaction fees for CDIA. Online transfers, direct debits and withdrawals from Commonwealth Bank ATMs within Australia are also free.

Prior to withdrawing funds from your SMSF’s CDIA, you should seek guidance from your SMSF professional first to ensure compliance with tax and super regulations.

For a complete list of potential fees and charges that may apply, please read the Transaction, Savings and Investment Accounts Terms and Conditions and the CBA Financial Services Guide. Rates and fees are subject to change.

Learn more about Self-Managed Super Funds

Things you should know

  • 1 Interest rates are subject to change.

    2 As decided by Money Magazine winner 2025 for Best value feature packed sharebroker and Mozo People's Choice Award 2024.

    3 To be eligible for discount brokerage you are required to trade online, be CHESS sponsored and have your CDIA linked for settlement.

    Access fees may apply when using networks’ overseas or non CommBank networks’ domestically or any transactions involving currency conversion.

    Commonwealth Securities Limited ABN 60 067 254 399 AFSL 238814 (CommSec) is a wholly owned but non-guaranteed subsidiary of the Commonwealth Bank of Australia ABN 48 123 123 124 AFSL 234945. CommSec is a Market Participant of ASX Limited and Cboe Australia Pty Limited, a Clearing Participant of ASX Clear Pty Limited and a Settlement Participant of ASX Settlement Pty Limited. The Commonwealth Direct Investment Account (CDIA) and CommSec Notice Investor are issued by Commonwealth Bank of Australia ABN 48 123 123 124 AFSL 234945. These products are administered by Commonwealth Securities Limited. The target markets for the CommSec Notice Investor and Commonwealth Direct Investment Account can be found within the products' Target Market Determination, available at commbank.com.au/tmd.

    The information has been prepared without taking into account your objectives, tax and financial situation or needs. For this reason, any individual should, before acting on this information, consider the appropriateness of the information, having regards to their objectives, tax and financial situation or needs, and, if necessary, seek appropriate professional advice.

    You can view the CommSec Notice Investor Terms and Conditions, CommSec Share Trading Terms and Conditions, Best Execution Statement, CommBank Transaction Savings and Investment Account Terms and Conditions and our Financial Services Guide and should consider them before making any decision about these products and services.