Landscape Irrigation Contractor State Licensing Guide
To become licensed as a landscape construction professional in Oregon (which includes a subcategory for irrigation contractors), an individual must complete two years of on-the-job training, and/or receive a degree in horticulture from an accredited institution of higher learning, and/or pass one of several nationally recognized certifications. These prerequisites entitle the individual to sit for the landscape construction professional exam. Upon passage, the individual must pay a fee to the state.
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