Roommate Used Your Bank Account?

How does sharing a home put your account at risk?

Living with a roommate means sharing a kitchen, a bathroom and often a desk. In a shared space, private details can be exposed without you doing anything on purpose.

Your banking app may be logged in on a shared tablet. Your ATM card may sit on the bedside table. Your password may be on a sticky note, or your roommate may have watched you type it.

None of this means you gave your roommate permission to use your account. It does mean they had the chance.

When a roommate uses that chance for transactions linked to crime, your account gets flagged. ^[f2] Police trace the money to your account, and you become part of the investigation.

Living together makes this harder than a stranger breaking in, because the prosecution may argue that a shared home means shared access. Your defence has to separate living close by from actually giving permission.

Did you give permission?

Section 424B of the Penal Code targets anyone who gives another person possession or control of their own bank account. ^[f1] The penalty is a fine of RM10,000 to RM100,000, or 1 to 7 years in prison, or both.

“Permitting” means actively allowing or agreeing to someone using your account. Your roommate may have watched you type your password, used a device you left unlocked, or taken your ATM card while you were out. None of that is you giving permission.

You still need evidence to show the difference. The prosecution may say that living together means you should have known what was happening. Your defence needs to show the access really was without your permission.

The knowledge element is central here. ^[f4] Even if your roommate used your account, what you knew and why you did or did not hand over control matter to your defence. Access you never agreed to is a very different story from lending your account.

What evidence helps your defence?

A lawyer who handles mule account cases will look at these areas.

Device and login records. Banks may keep records of the device, the IP address and the login time for each transaction. ^[f5] If the transfers came from your roommate’s phone or computer, that is strong evidence you were not the one using the account.

Where you were. If the transfers happened while you were at work, in class or travelling, that supports your account. Work records, class timetables, transport receipts and location data from your own phone can all help.

Transaction patterns. A sudden change, such as large transfers to unknown accounts at odd hours, suggests someone else was using the account. ^[f3] Your lawyer can compare those transfers with your normal banking habits.

Messages with your roommate. Messages where your roommate talks about money problems or makes odd requests can show their motive and opportunity. Messages where you react with surprise to the account activity also help.

The living arrangement. A tenancy agreement, utility bills and similar papers show you shared a home. They explain how your roommate could reach your details without you handing them over.

What should you do right now?

If your account was frozen because your roommate used it, take these steps now.

Change your banking passwords and PIN. If you can still log in, change them straight away and turn on two-factor authentication. This stops further misuse and shows you are securing your account.

Do not discuss the case with your roommate. Any talk about the investigation, the account or the transfers can become evidence. Do not accuse them, ask what they did or try to agree on what to tell the police.

Record the living arrangement. Take photos of the shared space. Note where you kept your banking items, how your roommate could have reached them and what security you had.

Go through your account carefully. Check your statements and list every transaction you did not make, with dates, times and amounts. Where you can, match them against where you were at the time.

Ask for a lawyer before you give a statement. If police call you, attend as asked, but ask to speak to a lawyer before you answer questions. Your first statement matters.

Speak to a lawyer early. A lawyer who handles mule account cases can assess whether you have a strong defence based on access without your permission. The earlier you get advice, the more your lawyer can do as the investigation moves on.

Why does the permission question matter so much?

Whether your roommate had your permission or took access without it is central to your defence. ^[f4] Courts look at the facts of each case. A defence backed by digital records, location data and a clear timeline can show you did not let your roommate use your account.

Your defence strategy must rest on evidence, not just your word. A lawyer who knows these cases knows which evidence to collect and how to answer the argument that a shared home means shared access.

If your account is frozen because of a roommate, send a short message describing what happened. A lawyer can then tell you what evidence to gather first.

Sources

1. Low & Partners, “Keldai Accounts: When Helping a Friend Becomes a Criminal Offence” (2024)
2. Penal Code (Amendment) Act 2024, Sections 424A, 424B, 424C
3. BNM Consumer Alert on Mule Accounts (2024)
4. BNM Guidelines on Electronic Banking (2024)