Notwithstanding anything to the contrary in ASME B31.1, the following "Mandatory Appendices" in ASME B31.1 are recommended rather than mandatory: A, D, G, H, and P. The department shall not enforce compliance with "Mandatory Appendices" A, D, G, H, or P of ASME B31.1.
Minn. R. agency 206, ch. 5230, CODE FOR STEAM OR HEATING MEDIA PIPING SYSTEMS, pt. 5230.0325
Statutory Authority: MS s 326B.925