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Year’s end is fast approaching for preparers and taxpayers alike, making the regulatory clarity from the Internal Revenue Service’s November wave of guidance a welcome addition across the profession. But with notable tax figures set to bow out in the face of new appointees, experts are awaiting the full brunt of changes to come.
One such announcement is President-elect Donald Trump’s nomination of former U.S. Representative Billy Long as the next commissioner of the IRS. “Since leaving Congress, Billy has worked as a business and tax advisor, helping small businesses navigate the complexities of complying with the IRS rules and regulations. … Taxpayers and the wonderful employees of the IRS will love having Billy at the helm,” Trump said in a Truth Social post this month.
Danny Werfel, who was nominated to the position by President Joe Biden last year, said he was ready to stay in the role for the remainder of his term, which is slated to end on Nov. 12, 2027. According to the conditions of the role, however, he serves at the pleasure of the sitting president.
“While much more work remains for the IRS to get where it needs to be, there should be no doubt the agency has accomplished many things during the past two years,” Werfel said in a statement. “These efforts to serve taxpayers and improve tax administration will continue to intensify and accelerate in upcoming months and into the future.”
David Samuel Johnson is another new face, whose nomination to succeed the late J. Russell George as the next Treasury Inspector General for Tax Administration was approved this month by the Senate Finance Committee.
If confirmed, Johnson said during his November confirmation hearing that a core focus of his would be to “provide candid, reliable and pertinent information to Congress, the Treasury Secretary and the IRS Commissioner” to improve the agency’s operational efficiency.
Trump has been active since Nov. 6 in making nominations for various positions with influence over the accounting space, including Paul Atkins to replace outgoing Securities and Exchange Commission Chairman Gary Gensler.
Learn more about the recent noteworthy guidance and final rules published by the IRS last month and how filing benchmarks have changed accordingly.
IRS phasing in new Form 1099-K thresholds
The Internal Revenue Service is helping ease the transitory burden of its Form 1099-K information reporting threshold by issuing Notice 2024-85 last month, setting the benchmark at $2,500 for 2025.
The previous $20,000 and 200 transaction threshold was originally cut to $600 by the American Rescue Plan Act of 2021, prompting outcry from taxpayers and professionals regarding the potential flood of forms. The IRS quelled these worries by gradually rolling out the new threshold, starting with establishing a $5,000 threshold for the 2024 calendar year.
“There are a variety of examples throughout history where the IRS — to protect taxpayers from undue burden or from potentially being overtaxed — where we have either delayed implementation or ramped implementation,” IRS Commissioner Danny Werfel said during a congressional hearing in February.
IRS issues final regs on clean energy partnership credits
The IRS published its final regulations last month for assisting entities that co-own clean energy projects with accessing clean energy tax credits through elective pay.
Set to take effect on Jan. 19 of next year, the new rules allow elective-pay-eligible entities ranging from state and local governments to churches and nonprofit organizations to utilize incentives by deeming specific clean-energy credits as refundable.
The regulations go on to further clarify how eligible organizations can remain compliant when jointly investing in clean energy projects, as well as add further adjustments to how such projects can classify themselves to not be treated as partnerships and take advantage of elective pay.
The transition period for filers revising research and development tax credit claims has been extended through Jan.10, 2026.
The new process, which allows taxpayers 45 days to fine-tune their research credit claim being submitted for refund prior to the IRS’s final decision, comes from an October 2021 initiative to cut down on dubious filings.
The changes require taxpayers to provide the IRS with information regarding the business components to which the Section 41 research credit claim relates for that year, all research activities performed for each business component and the total qualified employee wage expenses, total qualified supply expenses and total qualified contract research expenses for the claim year. These rules apply for any claims posed after June 18 of this year.
IRS to accept duplicate dependent returns with IP PIN
Beginning in the 2025 filing season, the IRS will start accepting electronically filed tax returns claiming dependents featured on another taxpayer’s return, provided the second taxpayer uses a valid Identification Protection Personal Identification Number.
The agency will begin taking Forms 1040, 1040-NR and 1040-SS starting next season, helping cut down on the time between when the IRS receives the forms and when reimbursements are distributed — all while preserving the level of security against identity theft risks.
E-filed returns claiming duplicate dependents will continue to be rejected unless a valid IP PIN is provided.
The IRS has raised its contributions cap for individual 401(k) plans for the 2025 tax year to $23,500 as part of its annual cost-of-living adjustments, while the $7,000 individual retirement account limit remains unchanged.
Guidance issued last month that outlined numerous cost-of-living adjustments highlighted how employees with 401(k), 403(b), governmental 457 plans and the federal government’s Thrift Savings Plan benefit from the increase. Both the annual contribution limit and catch-up contribution limits for IRA plan participants aged 50 and older remain constant at $7,000 and $1,000 for 2025, even with the latter adjusted under the SECURE 2.0 Act of 2022.
Corporate accounting departments face expanding reporting expectations as international sustainability disclosure standards achieve regulatory enforcement across major global jurisdictions. Chief Accounting Officers (CAOs) and corporate controllers are establishing rigorous internal accounting controls to treat Environmental, Social, and Governance (ESG) metrics with the same data precision, auditability, and governance as traditional financial statements.
Regulatory Harmonization Under Global Sustainability Frameworks
The implementation of standardized sustainability reporting frameworks—notably rules established by international sustainability accounting boards—has created unified expectations for public and large private enterprises. Corporations must report standardized metrics covering greenhouse gas emissions (Scope 1, 2, and material Scope 3), energy utilization, workforce demographics, and supply chain governance.
In Europe and other participating international jurisdictions, double materiality principles are mandatory. Under double materiality, organizations must report both how external sustainability risks impact corporate financial performance, and how internal corporate operations affect surrounding environmental and social structures.
Integrating Sustainability Metrics into Core ERP Systems
To provide auditable non-financial data, enterprise organizations are integrating specialized carbon accounting and ESG management platforms directly into core ERP systems. Automated data collectors capture energy utility invoices, logistics fuel consumption metrics, and vendor compliance records in real time.
Establishing automated, traceable data pipelines ensures that non-financial reporting is supported by clear audit trails. This structured approach allows external financial auditors to provide reasonable assurance on sustainability disclosures during annual corporate reporting cycles.
Financial Impacts and Capital Market Disclosure
Accurate ESG reporting directly influences corporate cost of capital and institutional credit ratings. Commercial lenders and institutional asset managers systematically incorporate sustainability metrics into risk pricing models. Companies that demonstrate transparent, verifiable progress in operational energy efficiency and climate risk mitigation benefit from expanded access to green bond markets and lower debt pricing.
Action Steps for Accounting Leadership
1. Implement Double Materiality Frameworks: Conduct comprehensive assessments to identify material financial and operational sustainability metrics.
2. Build Auditable Non-Financial Data Pipelines: Automate ESG data collection within core accounting software to ensure data integrity.
3. Align Sustainability with Annual Financial Filings: Prepare non-financial disclosures concurrently with financial statements to satisfy regulatory audit expectations.
Internal audit departments and corporate risk managers are modernizing internal control frameworks by shifting from periodic sampling techniques to continuous monitoring and machine learning analytics. As operational data volumes increase across enterprise organizations, automated control testing ensures financial integrity, prevents corporate fraud, and streamlines annual audit engagements.
The Limitation of Periodic Audit Sampling
Historically, internal and external auditors evaluated internal controls by reviewing random samples of financial transactions—often analyzing less than five percent of total ledger entries. In complex enterprise environments, periodic sampling methods carry inherent risks of overlooking localized financial misstatements, unauthorized disbursements, or operational control breakdowns.
In 2026, progressive internal audit functions are utilizing automated continuous monitoring platforms that evaluate one hundred percent of financial transactions in real time. Continuous control auditing systems continuously monitor general ledger entries, procurement approvals, and expense reimbursements across all operating subsidiaries.
AI-Powered Fraud Detection and Anomaly Identification
Machine learning models trained on historical corporate financial data excel at identifying subtle transactional anomalies that indicate potential fraud or operational error. Automated systems instantly flag duplicate invoice payments, unapproved vendor creation, unusual journal entry timing, and unauthorized override of authority thresholds.
When an anomaly is detected, the automated auditing platform generates an instant risk alert, allowing internal audit teams to investigate root causes immediately. Early detection prevents minor operational errors from escalating into material weaknesses in financial reporting.
Streamlining External Audit Preparation
Continuous internal control monitoring delivers significant benefits during annual external financial audits. External audit firms can review continuous audit logs and automated control testing documentation, reducing the time required for manual field testing.
This integrated approach lowers overall audit compliance fees, reduces administrative burdens on corporate accounting staff, and provides senior management and audit committees with real-time visibility into the organization’s overall risk profile.
Core Implementation Guidelines
1. Transition to 100% Data Testing: Replace legacy sampling methods with automated continuous audit monitoring systems.
2. Deploy Anomaly Detection Algorithms: Implement machine learning models to identify unauthorized transactions and operational control overrides.
3. Align Internal and External Audit Workflows: Coordinate continuous control testing protocols with external auditors to optimize annual compliance cycles.
Corporate tax accounting departments are navigating an era of unprecedented regulatory complexity as global tax harmonization frameworks take full effect alongside real-time digital tax reporting mandates. Tax directors and accounting teams are adopting cloud-based tax compliance automation tools to manage multi-jurisdictional tax liabilities and satisfy stringent reporting rules across international jurisdictions.
Implementation of Global Minimum Tax Provisions
The implementation of international tax reform agreements—notably the Pillar Two global minimum tax framework—has reshaped multinational corporate tax planning. Multinational enterprises with consolidated revenues exceeding established thresholds must ensure an effective tax rate of at least 15% across every jurisdiction in which they operate.
Accounting teams are implementing specialized tax calculation modules integrated directly into enterprise resource planning (ERP) platforms. These automated tools calculate effective tax rates per country, identify top-up tax liabilities, and generate standardized compliance documentation required by national tax authorities.
Real-Time Digital Invoicing and E-Reporting Mandates
Tax authorities across Europe, Latin America, and Asia-Pacific have enacted mandatory electronic invoicing (e-invoicing) and continuous transaction controls (CTC). Under these systems, corporate transaction data must be submitted electronically to government portals in real time at the point of sale or invoice issuance.
This shift toward continuous digital tax reporting eliminates traditional annual tax audits in favor of ongoing automated compliance monitoring. Accounting departments are upgrading invoicing software to ensure seamless XML data formatting, digital signature authentication, and real-time validation against tax authority databases.
Automation and Data Analytics in Corporate Tax Strategy
To keep pace with dynamic tax legislation, tax departments are transitioning from reactive compliance teams to proactive strategic advisors. Machine learning algorithms analyze corporate transactional data to identify tax credits, research and development (R&D) incentives, and cross-border transfer pricing adjustments.
By automating routine tax return filings and calculations, corporate tax directors can focus on long-term capital structuring, evaluating the tax implications of corporate mergers, and optimizing international supply chain networks.
Strategic Priorities for Tax Executives
1. ERP System Upgrades: Ensure enterprise software is capable of generating real-time, granular tax data required for global minimum tax compliance.
2. E-Invoicing Integration: Implement scalable e-invoicing platforms to satisfy regional continuous transaction control regulations.
3. Strategic Tax Analytics: Utilize predictive tax modeling tools to evaluate structural changes in corporate operations and cross-border trade.