Power 2024 Asme Y14.5. At the 94 edition it became an asme spec. Among asme’s most widely applied technical standards, y14.5 provides the essential language for mechanical engineering drawings.
I believe since 2009 to present, all y14.5 standards prohibit locating features of size with plus/minus tolerances and require the use of a position feature control frame. The need to move beyond these extremely limited usefulness of directly toleranced dimensions was an original catalyst for.