Interesting example, because it’s now UTC in name. GMT officially (and, as far as I can see, also practically, for quite a while now) only refers to the actual

Interesting example, because it’s now UTC in name. GMT officially (and, as far as I can see, also practically, for quite a while now) only refers to the actual time zone itself and is not used in the offset anymore. They even compromised on the acronym, being neither the English (“Coordinated Universal Time”, CUT), nor the French proposal (“Temp Universel Coordonné”, TUC).