Connecticut Department of Energy & Environmental Protection

Licensed Environmental Professional & Permitted Environmental Professional Roles

Certification and Verification requirements are located in RCSA 22a-134tt-11.

Licensed Environmental Professionals (LEPs)

LEPs may verify that an endpoint has been achieved for any release or site in Connecticut.

LEPs may verify:

  • Immediate Action Reports
  • Tier assignments
  • Changes in tier assignment
  • Release Remediation Closure Reports

Permitted Environmental Professionals (PEPs)

PEPs may certify that an endpoint has been achieved for Emergent Reportable Releases (ERRs) when:

  • The approximate location and volume of the release is known
  • The substance or substances released are known
  • The release is to soil, an improved surface, secondary containment, or directly to surface water [provided that the substance released to surface water is not denser than water]
  • The release has not created a persistent impact to groundwater and
  • All immediate actions required by the Release-Based Cleanup Regulations (RBCRs) commenced within 2 hours of discovery

PEPs may certify:

  • Immediate Action Reports
  • Release Remediation Closure Reports


Content last updated March 23, 2026