46 CFR §64.53

1. (a)A corrosion-resistant metal plate containing the information in paragraph (b) of this section must be permanently attached to each MPT.
2. (b)Each information plate required in paragraph (a) of this section must bear the following information in legible letters 3/16 inch or more in height:
   1. (1)Owner's name.
   2. (2)Manufacturer's name.
   3. (3)Date of manufacture.
   4. (4)Serial number of tank.
   5. (5)Maximum allowable working pressure in psig.
   6. (6)Test pressure in psig.
   7. (7)External-pressure rating in psig.
   8. (8)Total capacity in gallons.
   9. (9)Maximum net weight in long tons.
   10. (10)Maximum gross weight in long tons.
   11. (11)Percent ullage at 122 °F.
   12. (12)Date of hydrostatic test.