How CA firms can define engagement boundaries, handle unplanned client requests and keep the work delivered, the value created and the professional fee aligned.
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“Sir, just one small thing.”
For many Chartered Accountant firms, these five words can introduce hours of unplanned work.
Each request may appear manageable on its own. But when these requests accumulate across dozens or hundreds of clients, they can quietly consume a significant portion of your team's capacity.
This is known as scope expansion in CA firms: the gradual expansion of work beyond the originally agreed engagement, without a corresponding adjustment to the timeline, resources or professional fee.
The challenge is not simply charging more. It is establishing a clear understanding of what the client has engaged your firm to deliver.
Scope expansion often develops because professional relationships are built on trust and familiarity.
Partners want to help clients. Employees want to resolve requests quickly. Clients naturally prefer getting more support without having to approve a new engagement each time.
Problems arise when there is no consistent process for distinguishing included services from additional work.
Common examples include:
Over time, these activities can affect delivery schedules, employee workload and the profitability of otherwise healthy client relationships.
Every engagement should have a clear description of the service being provided.
For example, instead of recording only “GST compliance,” define the agreed deliverables, relevant period, expected client inputs and exclusions.
A well-defined scope should clarify:
The objective is not to make every engagement complicated. Even a simple written scope can prevent misunderstandings later.
Your team should not have to decide independently whether every new request deserves an additional fee.
Introduce a simple workflow:
Request received → Scope checked → Additional effort assessed → Fee approved → Work assigned → Work completed
If the request falls within the agreed scope, the team can proceed normally. If it does not, the partner or authorised manager can communicate the additional fee or revised timeline before work begins.
This creates consistency without making client communication unnecessarily confrontational.
An assignment marked “completed” may not tell the whole story.
The team may have spent several additional hours handling revisions, answering follow-up queries or completing related work. Unless these activities are recorded, management may underestimate the actual effort involved.
A structured task management system for CA firms can help connect assignments with responsible employees, subtasks, milestones and time records.
With this information, partners can identify which service categories frequently require extra effort and which engagements consistently exceed their original scope.
When additional work is identified, explain the reason clearly.
For example:
“Your current engagement covers the agreed monthly compliance activities. The additional reconciliation requested falls outside that scope. We can certainly take it up and will share the estimated fee and timeline for your approval.”
This approach protects the firm's commercial interests while giving the client a clear choice.
It is also important to apply the policy consistently. Unexpected charges, unclear exclusions and inconsistent treatment can damage trust more than a transparent discussion about fees.
Scope expansion is also a source of valuable business intelligence.
If a particular service repeatedly requires more time than expected, review the engagement structure. The answer may be a higher fee, a more detailed scope, a separate advisory package or a revised delivery process.
Over time, the firm can build more realistic pricing based on actual effort rather than assumptions. See how work-linked billing connects the work done to what gets invoiced.
ATOM by VIDER helps CA firms organise client assignments, task allocation, subtasks, milestones and time tracking within a structured workflow. These capabilities can support better visibility into how work progresses and where additional effort is being spent.
The underlying principle is simple: if work is not recorded and reviewed, management may not see its true operational cost.
Scope expansion is not necessarily caused by difficult clients. Often, it is the result of unclear expectations and inconsistent internal processes.
By defining engagement boundaries, recording additional requests, obtaining approval before proceeding and reviewing actual effort, CA firms can protect profitability without compromising client relationships.
The goal is not to do less for clients. It is to make sure the work delivered, the value created and the professional fee remain aligned.
Explore ATOM by VIDER to bring greater structure and visibility to your firm's client assignments and workflows.
See how ATOM helps your team organise assignments and track work.
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