How to Invoice as a Mobile App Developer in Kentucky

How to invoice as a mobile app developer in Kentucky: KY sales tax 6.00% (applies to services), late fees capped at 1.5%/mo under Ky. Rev. Stat. §360.010. Step-by-step guide with a free template.

State sales tax
6%
Late fee cap
1.5%/mo
Net terms
30 days
Deposit
33%
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1. Kentucky-specific invoice requirements

  • Sales tax line: 6.00% state rate. Services billed to KY customers must include sales tax. Recently expanded to many services (2023 reforms). Uniform 6%, no local.
  • Late-fee cap: Kentucky statute Ky. Rev. Stat. §360.010 caps interest on unpaid invoices at 1.5% per month. Spell out the rate in writing on every invoice and in your contract — courts won't enforce undisclosed fees.
  • Right-to-cancel notice: Customers in Kentucky get 72-hour cancellation rights on certain home-services contracts. Disclose this in your terms.

2. Mobile App Developer line items + standard terms

Every mobile app developer invoice in Kentucky should itemize work clearly. Standard mobile app developers use Net 30 terms with a 33% deposit required upfront.

  • Sprint / milestone — billed by flat.
  • Hourly — billed by hour (~$165 default).
  • App Store submission — billed by flat.
  • Maintenance retainer — billed by flat.

3. Mobile App Developer licensing in Kentucky

No license required. App Store and Play Store policies must be honored.

4. Send and follow up

Send the invoice the same day work completes. Use software that records open events and offers a one-click online payment so you don't need to chase a check by mail. Kentucky customers expect digital payment options today — accepting card and ACH typically reduces days-to-paid by 30–50%.

Average invoice
$8,500
State
KY
Net terms
30 days
Deposit
33%

Kentucky metro guides

Metro-specific guides include the combined sales-tax rate and local pricing benchmarks.

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