A garbage discharge requirements placard must describe--
(a) the kinds of garbage that may not be discharged from the ship under this Act and MARPOL, and
(b) the kinds of garbage that may be discharged from the ship and the circumstances in which it is not an offence to discharge garbage of that kind under this Act and MARPOL.
Editor's note : See Reg 10.1.1 of Annex V of MARPOL.