diff --git a/phosphor-regulators/src/chassis.cpp b/phosphor-regulators/src/chassis.cpp
index f84540d..425c20e 100644
--- a/phosphor-regulators/src/chassis.cpp
+++ b/phosphor-regulators/src/chassis.cpp
@@ -39,6 +39,15 @@
     }
 }
 
+void Chassis::clearErrorHistory()
+{
+    // Clear error history in each device
+    for (std::unique_ptr<Device>& device : devices)
+    {
+        device->clearErrorHistory();
+    }
+}
+
 void Chassis::closeDevices(Services& services)
 {
     // Log debug message in journal
diff --git a/phosphor-regulators/src/chassis.hpp b/phosphor-regulators/src/chassis.hpp
index 30f62ff..0ba4154 100644
--- a/phosphor-regulators/src/chassis.hpp
+++ b/phosphor-regulators/src/chassis.hpp
@@ -92,6 +92,16 @@
     void clearCache();
 
     /**
+     * Clears all error history.
+     *
+     * All data on previously logged errors will be deleted.  If errors occur
+     * again in the future they will be logged again.
+     *
+     * This method is normally called when the system is being powered on.
+     */
+    void clearErrorHistory();
+
+    /**
      * Close the devices within this chassis, if any.
      *
      * @param services system services like error logging and the journal