No person shall discard any litter onto or in any water or land of this state, except that nothing in this section shall be construed to affect the authorized collection and discarding of such litter in or on areas or receptacles provided for such purpose.

Litter on highways, see §321.369

[C73, 75, 77, 79, 81, §455B.97] C83, §455B.363

Referred to in §455B.307B, 455B.364