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Tax Reference Guide

 

Navigating taxes might not top your list of favorite activities, but having the right information at your fingertips? That’s a game-changer. This tax reference guide is your go-to resource for the most common rates, deductions, and credits—curated with small business owners in mind. We’ve done the heavy lifting so you can focus on what you do best: running your business.

Let’s make tax season less about stress and more about confidence.

 

 Start  Here

Deductions

Get the scoop on your go-to deduction amounts and what interest you can write off.

Retirement Plans

Compare IRAs, 401(k)s, and more to build a secure future—without drowning in fine print.

Mileage Rates

Easily check the latest per-mile rates and keep your records in tip-top shape.

Depreciation

Learn how to spread out asset costs (or write them off fast) to save on taxes over time.

Payroll/Self-Employment Tax

Stay ahead of what you owe—whether you’re running payroll or flying solo.

Net Investment Income Tax

Find out if this extra tax applies to your dividends, gains, or rental income.

Health Savings Accounts

Enjoy double benefits: save on healthcare costs and lower your tax bill all at once.

Child
Tax Credit

Discover how to claim a well-deserved break for supporting the next generation.

Gift & Estate Tax Exemptions

Understand the limits on tax-free giving, so you can share wealth without extra stress.

Tax Rates

See exactly where your income fits into today’s brackets—no more guesswork.

Standard & Itemized Deductions

Standard deductions or itemized ones—how do you choose? This table spells it out clearly, including interest expenses that could impact your decision. No guesswork, no second-guessing—just straightforward info to help you weigh your options with confidence.

 Standard  Deduction Amounts

 
Filing Status 2023 2024 2025
Single $13,850   $14,600   $15,000 
Head of household $20,800   $21,900   $22,500 
Married filing jointly $27,700   $29,200   $30,000 
Married filing separately $13,850   $14,600   $15,000 
       
If blind or 65+, add *      
   Single $1,850   $1,950   $2,000 
   Head of household $1,850   $1,950   $2,000 
   Married filing jointly ** $1,500   $1,550   $1,600 
   Married filing separately $1,500   $1,550   $1,600 
 
* If both blind and 65+, you can double the amounts shown.
** Per qualifying individual

Taking  Itemized  Deductions?

You can deduct interest on your mortgage and home equity loans for your primary residence, but only if the funds were used to buy, build, or improve your home. The deduction limits depend on when the mortgage was taken out:

  • For mortgages started on or after December 17, 2017: You can deduct interest on up to $750,000 of the loan.
  • For mortgages from before December 16, 2017: You can deduct interest on up to $1,000,000 of the loan.

These limits apply for the 2022, 2023, and 2024 tax years.

Retirement Plans

Let’s talk about planning for the future. Retirement plans like IRAs and 401(k)s come with tax perks that can make a big difference down the line. Whether you’re just getting started or fine-tuning your strategy, this section breaks down the tax angles of Traditional IRAs, Roth IRAs, SEP-IRAs, SIMPLE IRAs, and 401(k)s. Because saving for tomorrow shouldn’t leave you scratching your head today.

 Traditional  IRA

Description 2023 2024 2025
Contribution limits      
   If under 50 $6,500   $7,000   $7,000 
   If 50 or over $7,500   $8,000   $8,000 
       
MAGI level when credit begins to phase out - covered by plan at work      
   Single $73,000   $77,000   $79,000 
   Head of Household $73,000   $77,000   $79,000 
   Married filing jointly $116,000   $123,000   $126,000 
   Married filing separately * $ -     $ -     $ -   
       
MAGI level when credit begins to phase out  - not covered by plan at work      
   Single N/A N/A N/A
   Head of Household N/A N/A N/A
   Married filing jointly with a spouse
   who is not covered by a plan at work
N/A N/A N/A
   Married filing jointly with a spouse
   who is covered by a plan at work
$218,000   $230,000   $236,000 
   Married filing separately with a spouse
   who is not covered by a plan at work
N/A N/A N/A
   Married filing separately with a spouse
   who is covered by a plan at work *
$ -     $ -     $ -   
 
* If you earned more than $10,000 no deduction is allowed.

 

A Traditional IRA is a classic choice for retirement savings—and for good reason. It allows you to contribute pre-tax dollars, which means you could lower your taxable income today while growing your savings tax-deferred until retirement. The best part? There’s no age limit for making contributions, so whether you’re 25 or 75, it’s never too late to invest in your future.


You also have some extra flexibility—contributions for the previous tax year can be made up until April 15th, giving you a little breathing room to maximize your retirement savings. Simple, straightforward, and effective, the Traditional IRA is a solid foundation for building your retirement nest egg.

 Roth  IRA

A Roth IRA flips the script on retirement savings by letting you contribute after-tax dollars now, so your withdrawals (including earnings) in retirement are completely tax-free. It’s a smart option if you expect your tax rate to be higher in the future or simply like the idea of tax-free income when it counts the most.

Like the Traditional IRA, you can make contributions until April 15th for the previous tax year, and there’s no age limit—start saving at any stage of life. With its unique tax advantages, the Roth IRA is all about planting seeds today for a tax-free harvest tomorrow.

 

Description 2023 2024 2025
Contribution limits      
   If under 50 $6,500   $7,000   $7,000 
   If 50 or over $7,500   $8,000   $8,000 
       
MAGI level when credit begins to phase out      
   Single $138,000   $146,000   $150,000 
   Head of Household $138,000   $146,000   $150,000 
   Married filing jointly $218,000   $230,000   $236,000 
   Married filing separately * $ -     $ -     $ -
 
* If you earned more than $10,000 no deduction is allowed.

 401(k)  Plan

Description 2023 2024 2025
Employee contribution limits      
   Employee (under 50) $22,500   $23,000   $23,500 
   Employee (50 or older) $30,000   $30,500   $31,000 
       
Employer contribution limited to      
   This % of wages paid 25% 25% 25%
   or this $ amount $66,000   $69,000   $70,000 
       
If you own your own business, that means
you can effectively defer a total of 
     
   If under 50 $88,500   $92,000   $93,500 
   If 50 or over $96,000   $99,500   $101,000 

 

A 401(k) is the workplace MVP of retirement plans, offering employees a chance to save for the future with pre-tax dollars while often enjoying the added bonus of employer matching contributions.

Here’s how the timeline works: Employee contributions must be made through W2 withholding by December 31st to count for the current tax year. Employers, on the other hand, have a bit more time—their contributions must be in by either the date the business files its tax return or the tax return due date (including extensions, if applicable).

 SEP -IRA Plan

A SEP-IRA (Simplified Employee Pension) is a great option for self-employed individuals and small business owners looking to provide retirement benefits for themselves and their employees. The standout feature? Only employers can contribute—employees aren’t allowed to chip in.

This plan is all about simplicity and flexibility for the employer, making it an efficient way to save for retirement without the complexity of other plans.

 

Description 2023 2024 2025
Employee contribution limits $ -     $ -     $ -   
         
Employer contribution limited to      
   This % of wages paid 25% 25% 25%
   or this $ amount $66,000   $69,000   $70,000 

 SIMPLE  IRA Plan

Description 2023 2024 2025
Employee contribution limits      
   Employee (under 50) $15,500   $16,000   $16,500 
   Employee (50 or older) $19,000   $19,500   $20,000 
       
Employer contribution limited to this percentage of wages paid 3% 3% 3%

 

A SIMPLE IRA (Savings Incentive Match Plan for Employees) is exactly what it sounds like: a straightforward way for small businesses to help employees save for retirement while keeping things manageable on the employer's end.

Employers have two options for contributing to the plan:

  1. The 2% Non-Elective Contribution Method, where they contribute 2% of each eligible employee's salary regardless of whether the employee contributes.
  2. The Dollar-for-Dollar Matching Contribution Method, where they match employee contributions up to 3% of their salary.

Vehicle Mileage Rates

Keeping track of mileage for business, medical, or charitable purposes can help you maximize deductions and minimize guesswork. Use this table to quickly reference the IRS-approved mileage rates per mile for the current tax year:

 
Description 2023 2024 2025
Business $0.655   $0.670  $0.700
Medical $0.220   $0.210  $0.210
Charitable $0.140   $0.140  $0.140

Depreciation

Depreciation can feel like a maze of rules and percentages, but it’s an essential tool for maximizing your tax savings on business assets. This section simplifies the details, so you can confidently navigate the ins and outs of depreciating equipment, property, and other assets. 

Depreciation  Rules 

Depreciation rules set the foundation for claiming deductions on business assets. Not all assets are eligible—only those used for business purposes and with a useful life beyond a year qualify.

Asset Life Description
3 Year (SL) Most over the counter software
3 Year (MACRS) Dies, molds, small tools, certain livestock, tractor units
5 Year (MACRS) Certain vehicles, computers, office machinery, taxis, buses, trucks, cattle, private aircraft, appliances, carpeting, furniture & farm equipment
7 Year (MACRS) Certain manufacturing equipment, office furniture, printing equipment
15 Year (MACRS) Land improvements
27.5 Year (MACRS) Residential rentals, apartments
39 Year (MACRS) Nonresidential buildings

Depreciation  Rates 

Understanding depreciation rates is key to calculating your deductions accurately. This table provides the standard rates for common asset categories, assuming the mid-year convention (where assets are treated as placed in service at the midpoint of the year).

Year 3 year 5 year 7 year
Year 1 33% 20% 14%
Year 2 44% 32% 24%
Year 3 15% 19% 17%
Year 4 8% 12% 13%
Year 5 - 11% 9%
Year 6 - 6% 9%
Year 7 - - 9%
Year 8 - - 5%
Total 100% 100% 100%
How to use this table:

Multiply the adjusted cost of your asset by the percentage shown in the table to determine your annual depreciation deduction. Note that percentages are rounded for simplicity, and longer-lived assets—like those with 15-, 27.5-, or 39-year recovery periods—are calculated using the straight-line method.

 Bonus  Depreciation

Bonus depreciation is a great way to maximize your deductions upfront, especially for assets with a recovery period of 15 years or less. This table outlines the applicable bonus rates, making it easy to determine the portion of an asset’s cost you can write off in the first year.

Year Rate
2022 100%
2023 80%
2024 60%
2025 40%
2026 20%
2027 0%
 
 
 
How to use this table:

Apply the bonus depreciation rate to the asset’s cost first. Once that’s calculated, apply the standard depreciation rates to the remaining balance to determine your total deduction.

Section  179 

Section 179 lets you deduct the full cost of qualifying assets in the year you buy them, but there are a few key limits. If your total purchases exceed the phaseout threshold, your maximum deduction is reduced dollar-for-dollar.

Also, Section 179 can’t create a taxable loss. If taking the full deduction would push your business into a loss, the extra amount rolls over to next year.

Use this table to quickly check the current limits and thresholds, so you can plan your deductions without any surprises.

Description 2023 2024 2025
Maximum deduction $1,160,000 $1,220,000 $1,250,000
Phaseout starts at $2,890,000 $3,050,000 $3,130,000
Phaseout ends at $4,050,000 $4,270,000 $4,380,000

Payroll/Self-Employment Tax

When it comes to payroll and self-employment taxes, understanding the rates and thresholds is essential for staying compliant and maximizing your earnings.

One important note: If you earn more than $200,000, you may be subject to an additional Medicare tax of 0.9%. Be sure to account for this when calculating your total tax liability.

 

Description 2023 2024 2025
Social security base $160,200   $168,600   $176,100 
   
Social security rate 12.40%
Medicare rate 2.90%
Total for self employed 15.30%
   
1/2 for employee/employer 7.65%

Net Investment Income Tax

Description Amount
Tax Rate 3.80%
   
Applied when MAGI is above these amounts
   Single $200,000 
   Head of household $200,000 
   Married filing jointly $250,000 
   Married filing separately $125,000 
   
Applied to the following types of income
   Interest
   Dividends
   Rental and royalty income
   Businesses that are passive activities
   Capital gains, including:
      Stock, bond and mutual fund sales
      Sale of investment real estate
      Sale of partnership or s-corp passive activities

The Net Investment Income Tax (NIIT) table is your cheat sheet for figuring out if this extra tax applies to you and what kind of income gets caught in its net. Here’s the deal: if your Modified Adjusted Gross Income (MAGI)—think of it as your AGI with a few tweaks—goes over certain thresholds, you could owe an additional 3.8% on certain types of income.

The table lays it all out for you:

  • MAGI thresholds, based on your filing status (spoiler: they’re not the same for everyone).
  • What’s taxed, including interest, dividends, capital gains, rental income, and some passive business income.

Health Savings Accounts

Health Savings Accounts (HSAs) are a smart way to save for medical expenses while enjoying tax benefits. Whether you’re covered by an individual plan or a family plan, this table breaks down the contribution limits for each type of coverage.

A couple of things to keep in mind:

  • The deduction amounts include any contributions made by your employer, so factor that in when calculating your contributions.
  • You have until April 15th of the following year to make contributions for the current tax year, giving you a bit of extra time to maximize your savings.
Description 2023 2024 2025
Individual coverage      
   Deduction amount $3,850   $4,150   $4,300 
   Required minimum deductible $1,500   $1,600   $1,650 
       
Family coverage      
   Deduction amount $7,500   $8,300   $8,550 
   Required minimum deductible $3,000   $3,200   $3,300 
       
If 55+, add: $1,000   $1,000   $1,000 

Child Tax Credit

Description 2023 2024 2025
Amount per child $2,000   $2,000   $2,000 
       
MAGI level when credit begins to phase out
   Married filing jointly $400,000   $400,000   $400,000 
   All others $200,000   $200,000   $200,000 

The Child Tax Credit offers some much-needed financial relief to families, but there are a few details to keep in mind. This table outlines the credit amounts, income limits, and eligibility criteria so you can easily see where you stand.

Here’s the key part: If your Modified Adjusted Gross Income (MAGI) is above the listed thresholds, the credit starts to shrink. Specifically, for every $1,000 your income exceeds the threshold, the credit is reduced by $50.

 

Gift & Estate Tax Exemptions

Planning to share the wealth? The gift and estate tax exclusions help you pass on assets without triggering unnecessary taxes. This table breaks down the annual gift exclusion limit and the lifetime estate and gift tax exemption, making it easy to understand how much you can give or transfer tax-free.

Description 2023 2024 2025
Gift tax exclusion      
   Single (one person) $17,000   $18,000   $19,000 
   Married (gift splitting) $34,000   $36,000   $38,000 
       
Lifetime exclusion      
   Single (one person) $12,920,000   $13,610,000   $13,990,000 
   Married (gift splitting) $25,840,000   $27,220,000   $27,980,000 

Tax Rates

Filing jointly? Single? Head of household? We’ve got you covered.

Below you'll find the cheat sheet you didn’t know you needed for figuring out what slice of your earnings Uncle Sam is taking. Spoiler: It’s probably not as bad as you think. Or maybe it is—but at least you’ll know for sure!

Single

  • Income Tax Rates

    Taxable income Tax is
    $0 to $11,925 10% of taxable income
    $11,926 to $48,475 $1,192.50 plus 12% of the amount over $11,925
    $48,476 to $103,350 $5,578.50 plus 22% of the amount over $48,475
    $103,351 to $197,300 $17,651.00 plus 24% of the amount over $103,350
    $197,301 to $250,525 $40,199.00 plus 32% of the amount over $197,300
    $250,526 to $626,350 $57,231.00 plus 35% of the amount over $250,525
    $626,351 or more $188,769.75 plus 37% of the amount over $626,350
  • Capital Gains Rates

    Taxable income Tax is
    $0 to $48,350   0%
    $48,351 to $533,400   15%
    $533,401 or more   20%

 Head of Household

  • Income Tax Rates

    Taxable income Tax is
    $0 to $17,000 10% of taxable income
    $17,001 to $64,850 $1,700 plus 12% of the amount over $17,000
    $64,851 to $103,350 $7,442 plus 22% of the amount over $64,850
    $103,351 to $197,300 $15,912 plus 24% of the amount over $103,350
    $197,301 to $250,500 $38,460 plus 32% of the amount over $197,300
    $250,001 to $626,350 $55,484 plus 35% of the amount over $250,500
    $626,351 or more $187,031.50 plus 37% of the amount over $626,350
  • Capital Gains Rates

    Taxable income Tax is
    $0 to $64,750   0%
    $64,751 to $566,700   15%
    $566,701 or more   20%

 Married Filing Jointly

  • Income Tax Rates

    Taxable income Tax is
    $0 to $23,850 10% of taxable income
    $23,851 to $96,950 $2,385 plus 12% of the amount over $23,850
    $96,951 to $206,700 $11,157 plus 22% of the amount over $96,950
    $206,701 to $394,600 $35,302 plus 24% of the amount over $206,700
    $394,601 to $501,050 $80,398 plus 32% of the amount over $394,600
    $501,051 to $751,600 $114,462 plus 35% of the amount over $501,050
    $751,601 or more $202,154.50 + 37% of the amount over $751,600
  • Capital Gains Rates

    Taxable income Tax is
    $0 to $96,700   0%
    $96,701 to $600,050   15%
    $600,051 or more   20%

 Married Filing Separately

  • Income Tax Rates

    Taxable income Tax is
    $0 to $11,925 10% of taxable income
    $11,926 to $48,475 $1,192.50 plus 12% of the amount over $11,925
    $48,476 to $103,350 $5,578.50 plus 22% of the amount over $48,475
    $103,351 to $197,300 $17,651 plus 24% of the amount over $103,350
    $197,301 to $250,525 $40,199 plus 32% of the amount over $197,300
    $250,526 to $375,800 $57,231 plus 35% of the amount over $250,525
    $375,801 or more $101,077.25 plus 37% of the amount over $375,800
  • Capital Gains Rates

    Taxable income Tax is
    $0 to $48,350   0%
    $48,351 to $300,000   15%
    $300,001 or more   20%

 Estates & Trusts

  • Income Tax Rates

    Taxable income Tax is
    $0 to $3,150 10% of taxable income
    $3,151 to $11,450 $315 plus 24% of the amount over $3,150
    $11,451 to $15,650 $2,307 plus 35% of the amount over $11,450
    $15,651 or more $3,777 plus 37% of the amount over $15,650
  • Capital Gains Rates

    Taxable income Tax is
    $0 to $3,250   0%
    $3,251 to $15,900   15%
    $15,901 or more   20%

 C-Corps

Income Tax Rates
Taxable income Tax is
$0 or more 21% flat rate

 Historical  Tax Rates

Feeling nostalgic for tax rates of years gone by? Probably not, but if you need them, we’ve got them. This section shows federal income tax rates for the last three years, so you can compare and see how the numbers stack up.

Learning Center Resources

Looking to dive deeper? Our Learning Center is packed with articles designed to make even the trickiest tax topics feel manageable. From decoding deductions to mastering credits, we break it all down in plain English—no accounting jargon required. Here are just a few of those resources we think you might like.

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