State law addresses vision screening.
Minnesota Statutes 121A.17 School Board Responsibilities.
Subdivision 2. Screening required before kindergarten enrollment. A child must not be enrolled in kindergarten in a public school unless the parent or guardian of the child submits to the school principal or other person having general control and supervision of the school a record indicating the months and year the child received developmental screening and the results of the screening not later than 30 days after the first day of attendance. If a child is transferred from one kindergarten to another, the parent or guardian of the child must be allowed 30 days to submit the child's record, during which time the child may attend school. Subd. 3. Screening program. (a) A screening program must include at least the following components: developmental assessments, hearing and vision screening or referral, immunization review and referral, the child's height and weight, the date of the child's most recent comprehensive vision examination, if any, identification of risk factors that may influence learning, an interview with the parent about the child, and referral for assessment, diagnosis, and treatment when potential needs are identified.
School Health Services Essentials: School Health Services Staffing Structure
Site addresses vision screenings.
Vision Screening Procedures for Infancy, Childhood and School Age Children
Manual addresses school-aged vision screenings.