IRS Tax Law Changes for the 2024 Tax Year

The Internal Revenue Service has released mid-year updates to the 2024 tax law, announcing a standard deduction increase, changes to the child tax credit, higher IRA contribution limits, and new reporting requirements for digital assets and Form 1099-K. These revisions, which apply to millions of taxpayers preparing 2024 tax returns, mark some of the most significant adjustments in recent years.

Standard Deduction Increase Brings Relief to Households

For the 2024 tax year, the IRS has raised the standard deduction across all filing categories. Single filers and married taxpayers filing separately can now claim $14,600, while married couples filing joint returns and qualifying surviving spouses are eligible for $29,200. Taxpayers filing as head of household may deduct $21,900.

These figures represent an increase over the previous tax year and reflect inflation adjustments required by IRS tax law. The Internal Revenue Service notes that the higher thresholds generally apply to 2024 returns due by April 15, 2025. Expanding the deduction removes more of a taxpayer’s gross income from federal income tax, reducing liabilities for households that do not itemize deductions.

Child Tax Credit Expansion Supports Families with Qualifying Children

In 2024, families with qualifying children will benefit from a higher child tax credit. The credit has risen to $1,700 per child, offering direct relief for households managing higher living costs. The credit remains partially refundable under the Additional Child Tax Credit, but refunds cannot be issued before mid-February 2025.

The IRS emphasizes that this rule applies to the entire tax return, not just the portion related to the tax credit. For families who rely on early refunds, this delay may affect how quickly money is available for household expenses. Advisors recommend that taxpayers review eligibility requirements carefully, including income thresholds and filing status, to ensure they qualify for the full amount of the credit.

IRA Contribution Limits and Retirement Plan Adjustments

Under the new rules, retirement savers will have more opportunities to set aside money. The IRA contribution limits for 2024 have increased to $7,000 for taxpayers under age 50 and $8,000 for those 50 and older. These limits apply to both traditional IRA contributions and Roth IRA contributions.

Eligibility for Roth IRA contributions continues to depend on modified adjusted gross income. Taxpayers above certain income levels may only contribute a reduced amount or be phased out entirely. The Internal Revenue Service warns that excess contributions must be corrected promptly to avoid penalties. Traditional IRA contributions may be deductible depending on income earned, filing status, and whether an employer-sponsored retirement plan covers the taxpayer or spouse.

Employer-based retirement plans also received updates. The contribution limit for 401(k), 403(b), and Thrift Savings Plan accounts is now $23,000. Participants age 50 and older can contribute an additional $7,500, bringing their maximum amount to $30,500. These higher contribution limits apply to employees and self-employed taxpayers participating in qualified retirement plan accounts.

Health FSA Limit 2024 and Medical Expense Rules

The IRS raised the health FSA limit to $3,200 in 2024, allowing employees to contribute more pre-tax dollars toward medical expenses such as prescriptions, doctor visits, and other eligible costs. Employers may permit limited carryovers into the next tax year, but the Internal Revenue Service limits the maximum amount to roll forward.

The agency also clarified new exceptions to withdrawal penalties. Taxpayers facing domestic abuse or emergency personal expenses may withdraw funds without incurring additional tax charges. While self-employed individuals cannot participate in employer-based FSAs, they may qualify for a health savings account if a high-deductible health plan covers them.

Digital Asset Reporting and Form 1099-K Requirements

Reporting rules have evolved significantly for both digital assets and online transactions. For the 2024 tax year, payment platforms, card processors, and online marketplaces were required to issue Form 1099-K when a taxpayer's business transactions exceeded $5,000. However, the One Big Beautiful Bill Act, signed into law on July 4, 2025, reversed the previously planned phase-down to lower thresholds. The law retroactively restored the threshold that was in place before the American Rescue Plan Act of 2021, meaning third-party settlement organizations are now only required to file Form 1099-K when gross reportable payment transactions exceed $20,000, and the number of transactions exceeds 200 in a calendar year. This change applies to 2025 and later years and reduces reporting obligations for most small sellers, gig workers, and individuals using payment platforms.

The IRS tax law also now requires digital asset income to be reported more explicitly. Taxpayers receiving cryptocurrency or other digital assets as ordinary income must disclose these amounts on Schedule 1 of Form 1040 if they are not listed elsewhere on the return. The Internal Revenue Service stresses that all income earned—whether in cash or digital assets—remains subject to income tax, regardless of whether a form is provided.

Why the Internal Revenue Service Issues Mid-Year Adjustments

Mid-year updates are part of the IRS’s responsibility to ensure the tax code reflects current economic conditions. Adjustments are typically tied to inflation, newly enacted legislation, or administrative regulations. While many years bring only modest changes, the 2024 tax year includes some of the most significant increases in deduction amounts and contribution limits over a decade.

The expansion of retirement plan contribution limits, combined with the higher standard deduction and child tax credit, reflects an effort to support families and encourage savings. At the same time, the new reporting rules for Form 1099-K and digital assets highlight the Internal Revenue Service’s focus on capturing income across evolving financial platforms.

Expert and Agency Perspectives on 2024 Tax Changes

“This section summarizes important tax changes that took effect in 2024,” the IRS explains in Publication 17, noting that the details are covered in multiple sections of the guide.

The Government Accountability Office reported that the IRS processed 98 percent of nearly 174 million returns in the 2024 filing season, though delays continue for paper submissions. Analysts suggest that expanded reporting obligations could add complexity for small businesses and self-employed taxpayers, particularly those unfamiliar with digital asset disclosures.

Tax advisors note that eligibility rules remain critical for Roth IRA contributions. Modified adjusted gross income determines whether a taxpayer may contribute the full or reduced amount or be excluded from contributing. Advisors also warn about penalties for excess contributions, which must be withdrawn or corrected.

Preparing for the Next Tax Year

The IRS advises taxpayers to review official guidance such as Publication 17, IRS.gov newsroom updates, and the GAO's independent analysis. The filing deadline for most taxpayers remains April 15, 2025, although disaster relief provisions may extend deadlines in specific areas.

The IRS Direct File program, which previously offered eligible taxpayers a free way to file federal returns online, was discontinued in November 2025 and is not available for Filing Season 2026. The agency has indicated it will instead focus on strengthening the existing Free File program and its long-standing partnership with private tax software companies. Additionally, the One Big Beautiful Bill Act restored the Form 1099-K reporting threshold to $20,000 and 200 transactions, easing compliance obligations for online sellers and gig workers going forward.

The 2024 IRS tax law changes include higher deductions, expanded credits, and updated reporting rules, demonstrating how federal regulations continue to evolve. Taxpayers are encouraged to review eligibility rules, determine the maximum amount they can contribute to retirement plan accounts, and consult professionals when necessary to maximize savings while ensuring compliance with the code.

Sources

• IRS Publication 17 (2024)
  
  
• IRS Newsroom
  
  
• GAO: Tax Policy and Administration

By William Mc Lee, Editor-in-Chief & Tax Expert—Get Tax Relief Now