It will be 5 years next month since the second edition of IEEE 1584 was published.

NFPA 70E 130.5(G) Incident Energy Analysis Method requires that: The incident energy analysis shall also be reviewed for accuracy at intervals not to exceed 5 years.

The question is:
Are your site(s) or client(s) sites arc flash studies up to date using the 2018 IEEE 1584.
Yes
Some are up to date
No
N/A