If your company performs work on California public works projects, understanding the relationship between the A-1-131 Certified Payroll Report and the DIR’s electronic Certified Payroll Reporting (eCPR) system is critical for prevailing wage compliance if you are entering them manually. 

Many contractors mistakenly assume that if once payroll information is entered manually into the DIR portal, they no longer need to maintain traditional certified payroll records. However, the A-1-131 remains an essential part of California prevailing wage compliance if eCPR’s are entered manually. An XML upload should mirror a compliant A-1-131. 

What Is the A-1-131 Certified Payroll Form? 

The A-1-131 Certified Payroll Report is California’s standard certified payroll form used to document: 

  • Employee names,addresses, and social security numbers 
  • Work classifications
  • Hours workedby day 
  • Straight-time, overtime, and double-time earnings
  • “This Project” and “All Projects” earnings
  • Fringe benefit contributionsto plans 
  • Statutory & Non-Statutory Payroll deductions
  • Net wages paid
  • Check or Direct Deposit #

The form creates a detailed audit trail that demonstrates compliance with California prevailing wage requirements and is the regulatory required form for any investigation. 

While contractors now submit payroll information electronically through the DIR portal, if the entry is done manually, the A-1-131 remains the most complete and compliant record of payroll activity for any investigation of a public works project. 

Does a Manually Entered DIR eCPR Replace the A-1-131? 

No. 

The California Department of Industrial Relations (DIR) requires contractors to submit certified payroll information electronically through the eCPR system that contains all the information of an A-1-131 certified payroll report. However, there are some important compliance issues to address: 

A manually entered DIR eCPR does not replace the A-1-131. 

The eCPR portal contains summarized payroll information but does not provide the complete supporting documentation needed for audits, investigations, or 10-day record requests. 

Contractors should continue maintaining A-1-131 reports and all supporting payroll records for every prevailing wage project. 

Why Maintaining the A-1-131 Matters 

California contractors can receive requests for certified payroll records from: 

  • The Division of Labor Standards Enforcement (DLSE)
  • Awarding bodies
  • Prime contractors
  • Labor compliance programs
  • Union Labor ManagementCooperation Committees 

Under California law, contractors have only 10 days to produce requested records. Awarding Bodies are now required to report non-compliant contractors to DLSE if records are not produced within 10 days of request (AB 538) from an awarding body or DLSE. Contractors face penalties of $100 per calendar day per worker until compliance is effectuated. 

If the only record available is the manual eCPR, a contractor may struggle to provide sufficient documentation to support an audit. 

Maintaining complete A-1-131 records helps contractors respond quickly and accurately during an audit investigation. 

Best Practices for California Certified Payroll Compliance 

To reduce risk and improve compliance: 

Maintain both manually entered eCPRs and A-1-131 Reports 

Manually entered electronic submissions satisfy DIR reporting requirements, but A-1-131 reports the regulatory required form and provide the detailed documentation needed during audits. 

Keep Detailed Daily Time Records 

Accurate daily records which support classifications, hours worked, and overtime calculations. 

Separate Public and Private Work 

Employees who work on both public and private projects during the same payroll period should have earnings clearly separated. 

Verify Fringe Benefit Calculations 

Review fringe benefit statements regularly and maintain contribution records. 

Review Wage Determinations Carefully 

Always use the wage determination tied to the project’s bid advertisement date and verify classification requirements before processing payroll. 

Common Certified Payroll Reporting Mistakes 

Failing to Track Multiple Classifications 

Employees often perform work in more than one classification during a payroll period. 

For example, a worker may spend time performing laborer duties and operating equipment. Each classification must be tracked separately for prevailing wage purposes. 

This affects: 

  • Wage rates
  • Fringe benefit obligations
  • Apprentice requirements
  • Training contributions

Reporting all hours under a single classification can create compliance risks and penalties. 

Relying on Simplified Time Records 

Many contractors still use timesheets that only show total daily hours. 

For California prevailing wage projects, contractors should maintain detailed daily records showing: 

  • Project worked
  • Trade-Scope of work performed(if SOW is not found in a single trade) 
  • Classification worked
  • Start and stop times
  • Overtime and double-time hours
  • If private projects have hours worked on the same day, start and stop times for those projects as well

Detailed records strengthen the contractor’s position during an investigation. 

Contractors are now required to report to DLSE all hours worked , not just the public works projects’ hours worked. 

Improper Fringe Benefit Reporting 

Fringe benefit credits must be based on actual costs or actual contributions. 

Contractors should maintain documentation supporting: 

  • Health and welfare contributions
  • Pension contributions
  • Apprenticeship training contributions
  • Other creditable fringe benefitcontributions 

This may also include benefit plan details and plan documents. Failure to properly document fringe benefit credits can result in underpayment findings and additional liability. 

Recent California Prevailing Wage Changes Increase Compliance Risk 

Recent legislation, including AB 538 and AB 889, has increased the importance of accurate payroll documentation. 

Contractors may face greater scrutiny regarding: 

  • Timely response to 10-Day Record Requests from Awarding Bodies
  • Certified payroll records
  • Fringe benefit calculationsand benefit plan details 
  • Contribution amounts paid to bona-fide plans with cancelled checks
  • Annualization calculation methods
  • Timekeeping recordsfor all hours worked, not just project-specific hours 
  • Supporting payroll documentation

As enforcement expands, maintaining complete payroll records is more important than ever. 

Final Thoughts 

The California DIR’s eCPR system has modernized certified payroll reporting, but it has not replaced the need for comprehensive payroll documentation. 

For contractors performing public works projects, the safest approach is to: 

  • Prepare and retain A-1-131 Certified Payroll Reports
  • Submit required eCPRs through the DIR portal
  • Maintain supporting payroll, timekeeping, and fringe benefit records

A strong certified payroll process not only helps contractors comply with California prevailing wage laws—it also provides protection when audits, investigations, or record requests arise. 

Need help with certified payroll reporting, prevailing wage compliance, or DIR eCPR submissions? Contact CPWIS to learn how our team helps contractors navigate California’s complex public works requirements. We also provide bi-monthly webinars across four topics to break down the complexities of California Public Works: Best Practices for Compliance, Wage Determination, Certified Payroll Reporting, & Apprenticeship. We cover both California and Davis-Bacon regulations in each of these webinars.