This proposed addendum generalizes the Notify Type test; adds tests for Resizable Array Properties, Acknowledging Offnormal Events, Alarm Summarization, Event Log, Structured View, ReadRange, and Who-Has; corrects the AddListElement and Trend Log COV Subscription Failure tests; removes the testing requirement that Status Flags be changeable; allows WritePropertyMultiple tests to be applied to Array Properties; modifies the Event Notifications tests to allow use of Event Enrollment Objects; updates expected error codes for Negative COV tests; improves the Basic DeviceCommunicationControl tests; and clarifies, corrects, or removes various other tests.