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Construction Experience Mod Corrections: How We Saved $100K for a New Client

By July 24, 2025Insurance

One marine construction firm came to us with ballooning workers’ comp premiums—and figured it was because of their claims experience. Within a few hours, we found the issue: a miscalculated experience mod. The result? Over $100,000 in savings.

The Fix:

  • Experience mods—also called e-mods—are influenced by a company’s past claims, payroll size, and comparison to industry averages. Think of it like a credit score for your workers’ comp insurance.
  • The National Council on Compensation Insurance (NCCI) calculates most e-mods. These scores directly impact your premiums.
  • A crucial factor is the promulgation date—the date the new e-mod becomes effective for policy rating. NCCI uses loss data submitted by carriers roughly 6 months prior to that date. If a claim is closed or adjusted after this window but before your renewal, the outdated info may still influence your mod.
  • In this case, the carrier had submitted a reserve-heavy open claim to NCCI that was actually closed with a lower payout—after the unit statistical data was sent to NCCI by the insurance carrier and before the policy renewed.
  • Claim reserves are estimates insurers set aside for potential costs—not actual payouts. If not corrected, they can inflate your mod.
  • We spotted the error, filed a correction through the bureau, and resolved the discrepancy. The client’s e-mod dropped significantly, unlocking over $100K in premium relief.

Why It Matters:

  • Aggravated inequities like these are common but often go unchallenged.
  • Most agents don’t review e-mod worksheets or understand how to dispute them.
  • If you’ve never had your mod professionally audited, you could be leaving serious money on the table.