21 October 2026
How Do Law Firms Charge Legal Fees? Understanding Legal Costs, Trust Accounts and Billing
Many clients are unfamiliar with the way lawyers calculate their fees, why they may be asked to deposit money into a trust account, or why even a short telephone conversation can appear on their legal bill.
Disclaimer
This is an AI-generated blog providing basic general information only. It is not legal advice and does not constitute advice from a lawyer. For advice about your particular circumstances, please contact a qualified criminal lawyer. You are also welcome to call AJ Faisal by hitting the call now button for a free initial consultation to discuss your situation.
Engaging a lawyer is an important decision. Whether you are facing criminal charges, dealing with a court proceeding or seeking legal advice, it is essential to understand how legal fees work and what you can expect when engaging a law firm.
Many clients are unfamiliar with the way lawyers calculate their fees, why they may be asked to deposit money into a trust account, or why even a short telephone conversation can appear on their legal bill.
Understanding these processes from the outset can help you manage your legal expenses, avoid unexpected costs and make informed decisions throughout your matter.
1. How Do Law Firms Calculate Their Legal Fees?
Many law firms charge clients on an hourly basis. This means the fees charged depend on the time a lawyer spends working on your matter, multiplied by the applicable hourly rate.
The work involved may include:
Attending court hearings and mentions.
Reviewing police briefs, witness statements and other evidence.
Preparing legal submissions and correspondence.
Communicating with police, prosecutors, witnesses and other parties.
Providing legal advice during conferences and telephone calls.
Preparing for court appearances and considering possible outcomes.
Visiting clients in custody or at other locations when necessary.
The amount of work required will depend on the complexity of your matter, the evidence involved, the number of court appearances and the legal issues that arise.
For example, one court appearance may take only a few minutes. On another occasion, the same type of appearance may require several hours because the court is busy or other matters are taking longer than expected.
When a lawyer charges by the hour, the time spent on the matter generally determines the professional fees incurred.
2. Why Do You Need to Deposit Money Into a Trust Account?
Before commencing work, a law firm may require you to deposit funds into its trust account. This is a common arrangement in legal practice, subject to the applicable trust accounting rules and the terms of the costs agreement.
A trust account is separate from the law firm’s general business account. Money held in trust for a client must be handled in accordance with strict legal and professional requirements.
As legal work is completed, the firm may issue the appropriate bill and withdraw funds from trust to pay its professional fees, provided the applicable requirements have been satisfied.
For example, if you deposit $2,200 into a trust account, that amount is not necessarily the final cost of your matter. It is money available to cover legal fees and other authorised expenses as they arise.
If the legal work costs less than the amount held in trust, the remaining balance will generally remain in trust or be dealt with in accordance with the applicable requirements. If the work costs more than the available funds, you may need to deposit additional money.
It is important to understand that money deposited into trust is not the same as a fixed-fee arrangement. Unless your lawyer has agreed to a fixed fee, the total cost may vary depending on the work required.
Your lawyer should explain the proposed costs, the purpose of the requested deposit and how further funds may be required.
3. Why Do Lawyers Charge in Six-Minute Units?
Some law firms record time in six-minute billing units. Under this method, each unit represents six minutes of work.
This means that a short telephone conversation may attract a minimum charge of one unit, depending on the firm’s billing practices and costs agreement.
For example:
A conversation lasting three minutes may be recorded as one six-minute unit.
A conversation lasting six minutes may be recorded as one unit.
A conversation lasting eight minutes may be recorded as two units.
A conversation lasting twelve minutes may be recorded as two units.
The same method may apply to other types of legal work, depending on the firm’s billing arrangements.
Six-minute billing is a way of recording and calculating time. It does not mean that every law firm uses the same billing method or that every service is necessarily charged in this way.
When engaging a lawyer, ask how time is recorded, whether minimum charges apply to telephone calls and emails, and how the hourly rate translates into individual billing units.
Knowing this information can help you understand your legal bill and avoid confusion.
4. Why Can a Short Telephone Call Increase Your Legal Costs?
Clients understandably want to speak with their lawyers when they have concerns, receive new information or simply need reassurance about their matter.
Communication is an important part of the lawyer-client relationship. However, when a lawyer charges on an hourly basis, the time spent communicating may contribute to the overall cost of the matter.
A brief telephone call may appear insignificant, but multiple calls, emails and conferences can add up over time.
For instance, a lawyer may need to review the file before responding to a question, consider the legal implications of new information, or make further enquiries before providing an accurate answer. The time spent on those tasks may also be chargeable.
This does not mean clients should avoid contacting their lawyers when they need legal advice. Rather, it is helpful to understand that communication can form part of the legal work for which fees are charged.
A practical approach is to keep a list of non-urgent questions and discuss them together during a scheduled telephone conference. This may reduce unnecessary repetition and help make each conversation more productive.
Of course, urgent issues should be raised promptly rather than delayed merely to save on costs.
5. Why Can Court Attendance Take Several Hours?
A common misconception is that legal fees for a court appearance should be minimal if the matter is mentioned for only a few minutes.
In reality, the time required for a court appearance can be difficult to predict.
A lawyer may need to travel to court, wait for the matter to be called, speak with the prosecution or other parties, obtain instructions from the client and address issues raised by the court.
Even if the matter itself takes only ten minutes, the overall time commitment may be considerably longer.
Court lists can be busy, other matters may take longer than anticipated, and the court may need to deal with unexpected issues before reaching your case.
For this reason, a lawyer’s estimate should take into account not only the time spent speaking before the magistrate or judge but also the other work reasonably required for the appearance.
When discussing court costs with your lawyer, ask whether the estimate includes preparation, travel, waiting time and any applicable disbursements.
6. Why Might Your Lawyer Ask for More Money Before the Next Court Date?
Legal matters often develop over time. New evidence may become available, further instructions may be required, or additional court appearances may be necessary.
Your lawyer may therefore review the anticipated work and ask you to replenish the trust account before the next stage of the matter.
For example, a lawyer may anticipate needing to attend court, review further evidence, prepare correspondence and visit a client before the following hearing. Based on the expected time commitment and applicable hourly rate, the lawyer may request an additional deposit to ensure sufficient funds are available.
Such a request should be understood in the context of the anticipated work rather than automatically treated as a final bill.
A reasonable estimate can help you plan ahead. However, estimates are not guarantees, and the actual cost may be higher or lower depending on what occurs.
You should feel comfortable asking your lawyer to explain the estimate, identify the work it is intended to cover and advise you if the anticipated costs change materially.
7. Why Cost-Conscious Legal Representation Matters
Good legal representation is not simply about spending more time on a matter. It is about identifying the work that is necessary, providing appropriate advice and taking steps that genuinely advance the client’s interests.
A lawyer should consider whether a proposed meeting, conference, application or further investigation is reasonably necessary and proportionate to the issues involved.
For example, a lengthy meeting may be appropriate when important new evidence needs to be discussed. On another occasion, a short update may be sufficient.
Similarly, further legal research or additional correspondence may be necessary to resolve a significant issue. Other work may offer little practical benefit when weighed against the expense involved.
Every matter is different, and there is no single approach that suits every client. The important point is that legal work should be undertaken for a proper purpose and with an understanding of its likely benefits and costs.
Clients also have an important role to play. Providing clear instructions, supplying documents promptly and keeping communications focused can help lawyers work more efficiently.
8. Does Being Cost-Conscious Mean Compromising Your Defence?
Absolutely not.
Being mindful of legal costs does not mean that important work should be avoided or that a lawyer should take shortcuts in protecting a client’s interests.
In criminal matters, for example, reviewing the evidence carefully, identifying weaknesses in the prosecution case and preparing appropriate submissions may be critical to achieving a fair outcome.
The objective is not to minimise expenditure at all costs. It is to ensure that the expenditure is justified by the work required and the client’s circumstances.
Where additional work is necessary to protect a client’s position, it may be entirely appropriate to incur that cost. Where a proposed step is unlikely to provide meaningful benefit, it may be worth discussing alternative approaches.
A good lawyer should be prepared to explain the reasoning behind significant decisions about legal work and costs.
9. Questions You Should Ask Your Lawyer About Legal Fees
Before engaging a lawyer, or when your matter is ongoing, consider asking the following questions:
What is your hourly rate?
Do you charge in six-minute units or use another billing method?
Are telephone calls, emails, travel and waiting time chargeable?
How much money should I deposit into your trust account initially?
What work is the current estimate expected to cover?
How will I be notified if the anticipated costs increase?
Can you provide updates about the funds remaining in trust and the fees incurred?
Are there any additional expenses, such as expert fees, that I should anticipate?
Are there any practical steps I can take to manage legal costs without compromising my position?
A clear discussion at the beginning of the engagement can help establish realistic expectations and reduce misunderstandings later.
Conclusion: Transparency and Communication Are Essential
Legal fees are an important consideration when choosing a lawyer. Understanding hourly billing, six-minute units, trust account deposits and the unpredictable nature of court proceedings can help you make better-informed decisions about your legal representation.
The most effective approach is to maintain open communication with your lawyer, understand the applicable costs agreement and discuss significant costs before unnecessary expenses arise.
A responsible lawyer should aim to provide effective legal representation while remaining conscious of the financial burden on the client. Equally, clients should understand that proper legal work takes time and that meaningful advice, preparation and representation may require an investment.
Ultimately, the goal is to ensure that legal costs are transparent, justified and proportionate to the work required, while keeping the client’s interests at the centre of the process.
Disclaimer: This article provides general information only and is not legal or financial advice. Billing practices, trust accounting requirements and costs disclosure obligations may vary depending on the circumstances and applicable law. Clients should refer to their own costs agreement and seek advice about their specific situation.