[Code of Federal Regulations] [Title 46, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR64.25] [Page 319-320] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 64_MARINE PORTABLE TANKS AND CARGO HANDLING SYSTEMS--Table of Contents Subpart B_Standards for an MPT Sec. 64.25 Cross section. A tank must have a cross section design that is-- (a) Circular; or [[Page 320]] (b) Other than circular and stress analyzed experimentally by the method contained in UG-101 of the ASME Code. [CGD 73-172, 39 FR 22950, June 25, 1974, as amended by CGD 84-043, 55 FR 37410, Sept. 11, 1990]