The new tip line was part of an amendment to House Bill 5503, a supplemental K-12 budget that passed the Michigan legislature on Wednesday, The Midwesterner reported. A new gun storage law went into effect in Michigan earlier this year, requiring gun owners “to keep unattended weapons unloaded and locked with a locking device or stored in a locked box or container if it is reasonably known that a minor is likely to be present on the premises.”