When to hire a CPA: 5 signs it's time to get professional help
DIY taxes work until they don't. Here are 5 clear signs it's time to hire a CPA—and how a professional can save you more than they cost.
Krystal Le, CPA7 min read
You've been doing your own taxes for years. TurboTax, H&R Block, maybe even paper forms. It's worked fine.
But lately, things have gotten more complicated. You're second-guessing yourself. Wondering if you're missing something.
The short answer: There's nothing wrong with DIY taxes—until your situation outgrows the software. Here are five signs it's time to get professional help.
Sign #1: Your business income exceeds $50,000
When you're making real money from your business, the stakes get higher—and the opportunities for savings increase.
Why it matters
At $50,000+ in business income:
- Entity structure decisions (LLC vs S-Corp) can save thousands annually
- Retirement account options expand significantly
- Tax planning strategies become more impactful
- Mistakes cost more money
What a CPA can do
- Evaluate whether S-corp election saves you money
- Set up optimal retirement contributions
- Identify deductions you're probably missing
- Create a tax planning strategy that reduces your annual bill
The math
A sole proprietor earning $80,000 pays about $11,300 in self-employment tax alone.
Converting to an S-corp with a proper salary may lower that. How much it saves depends on the salary you can defend and what the S-Corp costs to run.
That's far more than CPA fees—and you get professional guidance on everything else too.
Sign #2: You have complex tax situations
Some tax situations are just too complicated for DIY software.
Complex situations include
Investment income:
- Stock sales with complicated cost basis
- Cryptocurrency transactions
- Options and RSUs from your employer
- K-1s from partnerships or S-corps
Real estate:
- Rental property income and expenses
- Property sales and 1031 exchanges
- Depreciation and cost segregation
- Passive activity loss rules
Life events:
- Divorce (especially with business assets)
- Inheritance with stepped-up basis questions
- Multi-state income
- Large charitable donations
International:
- Foreign income or accounts
- Foreign tax credits
- FBAR and FATCA reporting
Why software falls short
Tax software asks questions and fills in forms. It doesn't:
- Analyze whether your answers are optimal
- Suggest restructuring to save money
- Catch errors in your assumptions
- Know what you don't know to ask
Example
Say you sell stock you received as an RSU. TurboTax asks for the sale price and quantity. What it doesn't ask: whether the cost basis reported by the broker is correct (it often isn't for RSUs).
Result: an incorrect cost basis can mean paying tax twice on the same income. A CPA checks the basis.
Sign #3: You're starting a business
The decisions you make when starting a business affect your taxes for years.
Critical early decisions
- Entity choice: Sole prop, LLC, S-corp, C-corp?
- Accounting method: Cash or accrual?
- Asset purchases: Section 179, bonus depreciation, or standard?
- Retirement accounts: Which type to set up?
- Estimated taxes: How much to pay quarterly?
The cost of getting it wrong
Starting as the wrong entity type can mean:
- Thousands in extra self-employment taxes
- Missed QBI deduction opportunities
- Complicated (and expensive) restructuring later
Why professionals matter
A CPA doesn't just file your return—they help you structure things correctly from day one.
The consultation fee to set up properly is a fraction of the cost of fixing mistakes later.
Sign #4: You've had major life events
Big life changes create tax complexity that software handles poorly.
Events that trigger complexity
Marriage:
- Filing status decisions
- Combining finances and records
- Potential "marriage penalty" or "marriage bonus"
Divorce:
- Asset division implications
- Alimony rules (changed significantly in 2019)
- Child-related deductions and credits
Home purchase or sale:
- Capital gains exclusion rules
- Points and mortgage interest
- Home office implications
Inheritance:
- Stepped-up basis calculations
- Required distributions from inherited IRAs
- Estate income from trusts
New baby:
- Child Tax Credit
- Dependent Care Credit
- FSA and HSA strategies
When DIY works
If you got married but both have simple W-2 income, software is probably fine.
When you need help
If you got divorced, sold a house, inherited an IRA, and started a business all in one year—please hire someone.
Sign #5: Taxes take too much of your time
Your time has value. If you're spending hours on taxes that could go to your business (or your family), it might be cheaper to hire help.
The time calculation
How long do you spend on:
- Organizing receipts and records
- Learning about tax changes
- Researching deductions
- Actually preparing the return
- Worrying you did it wrong
If the answer is "20+ hours," consider what that time is worth.
The hidden costs of DIY
Beyond the time itself:
- Stress and anxiety about accuracy
- Opportunity cost of not focusing on your business
- Risk of errors and missed deductions
- No one to call when you get an IRS notice
When a CPA saves time
A good CPA:
- Tells you exactly what records to keep (and how)
- Handles IRS correspondence if it happens
- Answers questions throughout the year
- Frees you to focus on what you do best
The ROI of hiring a CPA
Let's talk about money.
What CPAs cost
| Service | Typical Range |
|---|---|
| Simple individual return | $200 - $400 |
| Complex individual return | $400 - $800 |
| Small business return (Sch C) | $400 - $700 |
| S-Corp return | $800 - $1,500 |
| Comprehensive tax planning | $500 - $2,000 |
What CPAs save
A CPA's value isn't just in filing—it's in strategy:
- Entity optimization: the right structure for your profit level
- Missed deductions found: expenses DIY software never asks about
- Retirement planning: contributions timed to cut this year's tax
- Audit representation: someone in your corner if the IRS writes
The real comparison
DIY approach:
- TurboTax: $150
- Your time: 15 hours × $100/hour = $1,500
- Missed deductions: Unknown
- Stress: High
CPA approach:
- CPA fee: $600
- Your time: 3 hours gathering documents = $300
- Missed deductions: Near zero
- Stress: Low
Which one actually costs more?
CPA vs. tax preparer vs. DIY
Not all tax help is equal.
DIY software (TurboTax, H&R block online)
Good for: Simple returns, W-2 income only, no complications Not great for: Business owners, investors, complex situations Cost: $50 - $200
Tax preparers (non-CPA)
Good for: Moderately complex returns, local convenience Not great for: Strategic planning, representation, complex issues Cost: $200 - $500
Enrolled agents
Good for: Tax preparation and IRS representation Not great for: Broader financial and business advice Cost: $200 - $600
CPAs
Good for: Complex situations, business owners, strategic planning Not great for: If you just have a simple W-2 return Cost: $300 - $2,000+
The bottom line
If your taxes are simple, software works fine. But once you have a business, investments, or complexity, a CPA provides value that far exceeds the fee.
Finding the right CPA
Not all CPAs are created equal. Here's what to look for:
Must-haves
- Active CPA license (verify with your state board)
- Experience with your situation (business owner, investor, etc.)
- Availability for questions throughout the year
- Clear communication style you understand
Good signs
- They ask lots of questions about your situation
- They explain things in plain English
- They proactively suggest strategies
- They have reviews or references
Red flags
- They guarantee a specific refund before seeing your situation
- They discourage record-keeping ("we'll estimate")
- They're unavailable outside of tax season
- They don't ask about your goals
The bottom line
There's no shame in doing your own taxes. Millions of people do it successfully every year.
But if your situation has grown more complex—business income, investments, life changes, or just general overwhelm—professional help often pays for itself.
A good CPA doesn't just file your taxes. They help you structure your finances to minimize taxes legally, year after year.
If any of these five signs resonated with you, let's have a conversation. We can talk through your situation and see if professional help makes sense.
Ready to talk through your situation? Schedule a conversation →
— Krystal Le, CPA
LeCPA helps individuals and businesses across Plano, Richardson, Frisco, and Dallas with tax preparation and strategic planning. Book a discovery call →
Krystal Le, CPA
Founder · LeCPA
Texas CPA since 2021. Founder of LeCPA in Richardson, Texas.