Landscape Certifications

Certified Irrigation Designer

Design efficient irrigation systems with confidence.

Certification demonstrates advanced expertise in designing landscape irrigation systems that balance performance, efficiency and sustainability. A CID credential can help you:

  • Demonstrate advanced design expertise.
  • Build credibility with customers and employers.
  • Expand career opportunities in irrigation design.
  • Qualify for EPA WaterSense recognition.

Certified by
The Irrigation Association

CID Overview

Certified Irrigation Designers develop irrigation system designs for residential, commercial and golf course applications. They demonstrate expertise in:

  • Evaluating site conditions, water availability and irrigation requirements
  • Selecting appropriate irrigation equipment, materials and design methods
  • Designing efficient, cost-effective irrigation systems
  • Preparing construction plans, specifications and irrigation schedules
  • Supporting proper installation and system performance

How to become a Certified Irrigation Designer

1. Prepare for the exams

A minimum of three years of irrigation-related experience or education in an irrigation-related field is recommended before taking the General Landscape/Turf and specialty exams.

Explore study resources

2. Pass the General Landscape/Turf exam

The four-hour multiple-choice exam includes 150 questions covering:

  • Equipment
  • Hydraulics
  • Scheduling
  • Layout
  • Electrical
  • Maintenance
  • Operations

Register for an exam

3. Pass a Landscape Specialty exam

Complete one four-hour specialty exam in either:

  • Golf course irrigation
  • Residential/commercial landscape irrigation

Candidates may not take both the General Landscape/Turf Exam and a specialty exam on the same day.

Register for an exam

4. Maintain your certification

To remain certified, you must:

  • ✓ Follow the Select Certified Code of Ethics.
  • ✓ Earn 20 continuing education credits every 2 years.
  • ✓ Pay the annual certification renewal fee.

Review certification maintenance requirements

Exam Fees

Fee IA Member Nonmember
General Landscape/Turf Exam $250 $495
Landscape Specialty Exam $250 $495
Exam Retake $200 $325
Annual Renewal* $75 $125

*Additional certifications are $25 each.


Candidate Handbook

See the Certification Candidate Handbook for complete exam policies, specialty exam details and international testing fees.