Free Tool
South Dakota Late Fee Calculator
Calculate the maximum late fee you can legally charge in South Dakota. Check grace periods, fee caps, and compliance with South Dakota state law.
Your Late Fee
$75.00
South Dakota has no statutory cap on late fees. The fee must be authorized by your lease and be "reasonable."
Rent + Fee
$1,575.00
Grace Period
None required
South Dakota Late Fee Law
Grace period: No grace period required by state law
Fee cap: No statutory cap
Daily fees: Allowed
No statutory cap or required grace period. The fee must be in the lease.
Laws change quietly. Colorado rewrote its late-fee rules in 2021, Connecticut in 2023. Get an email when South Dakota changes its rules — and what to update in your lease.
Landlord Law Watch — $29/yr →Next Step
Generate the late fee notice
Turn this calculation into a printable, South Dakota-compliant notice you can send to your tenant today — with the statute reference included.
Fill in the four fields above to generate your notice.
Get your state’s late fee rules + a compliant notice template
Grace periods, fee caps, and what makes a late fee unenforceable. Plus early access to Tenby.
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Try Tenby FreeSouth Dakota Late Fee Rules for Landlords
South Dakota does not require a grace period by state law, but most landlords include one in the lease. There is no statutory cap on late fees, but they must be "reasonable" and specified in the lease.
Use the calculator above to check if your proposed late fee complies with South Dakota law. Need more tools? Check the South Dakota security deposit calculator, or try our prorated rent calculator and rent estimate tool.
For a complete guide to South Dakota landlord-tenant law, read our South Dakota Landlord-Tenant Law 2026 guide.