N.H. Code Admin. R. Puc 2002.16
“Investment grade credit rating” means a current rating for senior unsubordinated debt of AAA, AA, A, or BBB, as issued by S&P Global Ratings, or Aaa, Aa, A, or Baa, as issued by Moody’s Investors Service, Inc.
Source. #12372, eff 11-1-17