Iowa · Iowa Code — Motor Vehicles (Ch. 321, 321J)

Iowa Code (Motor Veh.) § 321.372: schoolshall,whenstoppingtoreceiveordischargepupils,turnonflashingwarninglampsat adistanceofnotlessthanthreehundredfeetnormorethanfivehundredfeetfromthepoint wherethepupilsaretobereceivedordischargedfromthebusifthespeedlimitatthatpoint isforty-fivemilesperhourorgreaterandshallturnonflashingwarninglam

Infraction

What this law says, in plain English

School buses must activate warning lamps at specified distances when stopping to load or unload pupils based on speed limits. Other vehicles must reduce speed to 20 mph when approaching flashing amber lamps and stop completely when red lamps are activated.

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