The Compliance Minefield: Why Professional Payroll is More Than a Direct Deposit
- Interval Solutions Group

- Dec 18, 2025
- 2 min read
For a small business owner, your team is your most valuable asset but they can also be your biggest compliance risk. While paying employees on time is the goal, the mechanics behind that paycheck involve a complex web of federal, state, and local regulations. In 2025, approximately 40% of small businesses will be fined annually for payroll tax errors, with the IRS collecting billions in penalties for late filings and miscalculations.

The Problem with "Accounting-Only" Payroll
Many business owners turn to their standard tax accountant to handle payroll. While accountants are excellent with numbers, they often view payroll through a narrow lens: getting the money from Point A to Point B and filing the tax forms.
However, payroll is fundamentally an HR function. A traditional accounting firm might successfully run a direct deposit but fail to understand the nuances of labor law compliance. They may not track if your PTO accruals align with new state mandates or if your workers' compensation codes are correctly classified. This "transactional" approach leaves gaps in areas like:
Wage and Hour Laws: Ensuring overtime is calculated on the "regular rate of pay," not just the hourly base.
Worker Classification: Correctly identifying W-2 employees versus 1099 contractors to avoid retroactive tax bills.
State-Specific Mandates: Staying current on the 30+ states that now have minimum wages exceeding the federal rate.
The 2025 Regulatory Shift
The landscape has become even more rigorous this year. With the implementation of the One Big Beautiful Bill Act (OBBBA), reporting requirements for tipped employees and employer-provided benefits have shifted significantly. Additionally, the IRS has ramped up digital audits, using AI to spot anomalies in payroll deposits faster than ever before. If your payroll isn't integrated with your HR data such as employee onboarding documents, benefit deductions, and time tracking, you are essentially managing your risk in a silo.
At Interval Books, we bridge the gap between financial accuracy and HR intelligence. We offer a Simple Payroll service for those who just need the basics done right, but we specialize in Fully Managed HR Payroll. We handle the entire administrative burden for you from workers’ comp and retirement plan syncing to time tracking and PTO management. Our team doesn't just push buttons; we ensure your business is fully protected and your employees are expertly cared for.
Sources:
IRS: "Instructions for Form 944 (2025) - Federal Tax Requirements"
U.S. Department of Labor: "Compliance Assistance for Small Businesses 2025"
TimeTrex: "Top 100 Small Business Payroll Mistakes and Penalties"
Jackson Lewis: "Federal OBBBA Round-Up: What Employers Need to Know"
myHR Partner: "Payroll Administration: Why HR Context Matters Over Accounting Firms"
Yomly: "100+ Payroll Statistics for 2025: Compliance and Accuracy Rates"

