No marine head (toilet) on any watercraft used upon waters of this State may be so constructed and operated as to permit the discharge of any sewage into the waters directly or indirectly.
625 ILCS 45/4-9
Sealing of marine heads
P.A. 88-524.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.