IEC Plan Check Services

As a full-service engineering and consulting firm, IEC's services extend from peer review and plan check services through owner's representative and construction management services for cities, counties, public agencies, and specialty jurisdictions. We offer a full range of building and safety services individually tailored to your agency's standards, code interpretations, local ordinances, and delivery preferences to maximize efficiency and minimize costs and down time.

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Our Services

Chief Building Official (CBO) Services

Energy & Green Building Standards

Plan Check & Third-Party Plan Review

Department Staffing

Licensed Experts

Construction & Occupancy Types

Codes & Standards

Our team includes California Registered Professional Engineers on staff with a combination of functional field knowledge and technical engineering expertise. As such, we are equipped and capable of managing any kind of plan check or inspection assignment. Disciplines include:


  • Structural
  • Civil
  • Mechanical
  • Electrical
  • Architectural
  • Solar
  • Energy
  • CASp
  • Plumbing
  • Fire
  • Life Safety


IEC's plan services include reviews of all types of construction projects, including:


  • New Residential
  • Mixed Use
  • Commercial/Industrial Buildings
  • Historical Facilities
  • Energy Facilities
  • Parking Structures
  • New Construction
  • Existing Buildings
  • Seismic Retrofits
  • Other Permitted Construction Needs

We maintain an extensive library of codes and engineering programs to verify compliance of plans and calculations with the latest code provisions:


  • California Building Code
  • California Seismic Hazards Mapping Act
  • Historical Building Codes
  • Green Building Standards
  • ASCE Standards
  • OSHA Standards
  • Caltrans Standards
  • International Building Code
  • Residential Building Codes
  • Uniform Plumbing Code
  • Uniform Mechanical Code
  • National Electrical Code
  • Unified Facilities Criteria (Federal Codes)



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