Missouri Late Rent Fee Laws: Limits, Grace Periods, and Penalties

Missouri has no statute capping residential rent late fees. Missouri courts treat late charges as liquidated damages, enforceable only where actual damages were uncertain at signing and the amount is a reasonable forecast of the harm; otherwise the charge is an unenforceable penalty. Missouri eviction practitioners warn that unless the lease expressly frames the late charge as liquidated damages tied to the landlord's collection costs and lost use of the money, it can be attacked as an illegal penalty even if the dollar amount is modest. Fees around five to ten percent of monthly rent are the common market range.

No Missouri statute creates a grace period for rent. Rent is late the day after the lease due date and the landlord may act on nonpayment immediately. If the lease grants a grace period, a fee charged before it expires is unenforceable.

The late fee is only owed if the written lease provides for it. Missouri drafting practice goes further: label the charge liquidated damages and briefly describe the costs it covers, because a bare late fee clause is the one most easily recharacterized as a penalty.

A Missouri court can strike a late charge as an illegal penalty, which means the landlord recovers nothing and cannot include it in a judgment. Because the Missouri Merchandising Practices Act, Mo. Rev. Stat. § 407.020, reaches real estate transactions, a fee charged deceptively or demanded when not owed can also expose the landlord to actual damages, punitive damages, and attorney fees.

Mo. Rev. Stat. § 570.120.6 lets the holder of a dishonored check that is not referred to the prosecutor collect a service charge of up to $25 plus an amount equal to the actual fee the depository institution charged for the return. Charge it separately from the late fee and state it in the lease.

The Missouri trap is the rent and possession case. Under Mo. Rev. Stat. § 535.060 a tenant defeats the suit by tendering the rent and court costs before judgment, and late charges are not part of that tender. Missouri courts frequently refuse to put late charges into a rent and possession judgment at all, especially where the lease does not call them liquidated damages. Keep the late fee out of your rent demand, pursue it as a separate contract claim or a security deposit deduction, and word the lease clause as liquidated damages. Kansas City and St. Louis have tenant bills of rights, but neither caps late fees. Aggregator pages claiming Missouri caps fees at five percent or mandates a five day grace period are wrong.

• Mo. Rev. Stat. § 535.060
• Mo. Rev. Stat. § 570.120
• Mo. Rev. Stat. § 407.020