The Tennessee State Fire Marshall has adopted minimum building standards to be used in areas not covered by an AHJ requirement. These can be found here with a timeline of dates they adopted various versions.
If this is new construction then it falls under the 2009 IRC and 2012 IBC. These are the sections that cover this and that he is to use dripedge flashings. Note as others have stated it is to be installed per the manufacturer’s requirements and all have required them.
Dripedge flashings have long been recognized as needed and required. It wasn’t until the 2012 IRC that they specifically named them in R905.2.8.5.