Submitted by the Task Force on Substitutes/Retrofits (TF S/R).

A general reference to the definitions in R.E.5 is inserted in 2.1 and a specific reference to the definition of the “AE device” in R.E.5 is inserted in 2.2.2.2.2.b., in order to explain the term “AE device” where it first appears in the body text.