Program: Grade School Level: Level III Validity: May 2028 Initial Accreditation: Dec. 1976 | Program:Â Junior High School Level:Â Level III Validity:Â May 2024 Initial Accreditation:Â Jan. 1990 | Program:Â Senior High School Level:Â Level I Validity:Â May 2028 Initial Accreditation:Â May 2025 |