CLIA Domain 1: Soil-Plant-Water Relationships (23-27%) - Complete Study Guide 2027
Domain 1 of the CLIA exam represents the foundational knowledge that every certified landscape irrigation auditor must master.
CLIA Domain Deep Dives
Domain Deep Dives for the Certified Landscape Irrigation Auditor (CLIA) exam - 4 in-depth guides to help you prepare with confidence. Browse all study resources or jump straight into a guide below.
CLIA Domain 2: Irrigation Scheduling (28-32%) - Complete Study Guide 2027
Domain 2: Irrigation Scheduling represents the largest portion of the CLIA exam, accounting for 28-32% of all questions.
CLIA Domain 3: Irrigation Audit Procedures (23-27%) - Complete Study Guide 2027
Domain 3 of the CLIA exam represents 23-27% of the total test content, making it one of the most substantial sections you'll encounter.
CLIA Domain 4: Equipment/Technology (18-22%) - Complete Study Guide 2027
Domain 4 of the CLIA examination focuses on Equipment and Technology, comprising 18-22% of the total exam questions.
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