"Code" "Explanation" "From" "Through" "=""0""" "Not Designated. No designation of sensitivity has been made. (Not valid for use on Standard Forms 50 or 52, Optional Form 8, or equivalent agency form.)" "07/01/1987" "08/31/2018" "=""1""" "Nonsensitive (NS) National Security Risk" "07/01/1987" "04/30/1999" "=""1""" "Nonsensitive (NS) National Security Risk. Potentially prejudicial to the national security. Adverse impact on the efficiency of the service: Potential for impact involving duties of limited relation to the agency mission with program responsibilities that affect the efficiency of the service. Low Risk (LR) Public Trust Position. Adverse impact on the efficiency of the service: Potential for impact involving duties of limited relation to the agency mission with program responsibilities which affect the efficiency of the service." "05/01/1999" "08/31/2018" "=""2""" "Noncritical-Sensitive (NCS) National Security Risk. Potential for damage to potential for serious damage to the national security. Adverse impact on the efficiency of the service: Potential for moderate to serious impact involving duties of considerable importance to the agency mission with significant program responsibilities that affect the efficiency of the service." "07/01/1987" "08/31/2018" "=""3""" "Critical-Sensitive (CS) National Security Risk. Potential for exceptionally grave damage to the national security. Adverse impact on the efficiency of the service: Potential for exceptionally grave impact involving duties of clearly major importance to the agency mission with major program responsibilities that affect the efficiency of the service." "07/01/1987" "08/31/2018" "=""4""" "Special-Sensitive (SS) National Security Risk. Potential for inestimable damage to the national security. Adverse impact on the efficiency of the service: Potential for inestimable impact involving duties especially critical to the agency mission with broad scope and authority (e.g., overall direction of a major Government program) or other extremely important responsibilities that affect the overall efficiency of the service." "07/01/1987" "08/31/2018" "=""5""" "Moderate Risk (MR) Public Trust Position. Adverse impact on the efficiency of the service: Potential for moderate to serious impact involving duties of considerable importance to the agency or program mission with significant program responsibilities and delivery of customer services to the public." "05/01/1999" "08/31/2018" "=""6""" "High Risk (HR) Public Trust Position. Adverse impact on the efficiency of the service: Potential for exceptionally serious impact involving duties especially critical to the agency or a program mission with broad scope of policy or program authority." "05/01/1999" "08/31/2018"