How to Set Clear Payment Terms with a Client

Late payments are one of the most common and most stressful parts of running a freelance or small business. The best time to set clear payment terms is before a project starts — not after an invoice has been ignored. A professional upfront communication about payment expectations prevents most of the awkwardness later.

Original Message

I need you to pay me on time, you keep paying late and it's causing me problems.

Professional Version

Hi [Client Name],

As we move into [new project/next phase], I want to take a moment to align on payment terms so we're both clear going forward.

My standard payment terms are: [net 14/net 30 / 50% upfront and 50% on completion]. Invoices are sent on [milestone/completion date] and are due within [X days]. For late payments beyond [X days], I apply a [late fee percentage] as outlined in our contract.

I'll always send invoices with all the details you need to process them quickly. If there's a specific format, contact, or PO process on your end, I'd love to know so everything flows smoothly.

Looking forward to the project,
[Your Name]

Polite Version

Hi [Client Name],

Before we kick off, I wanted to quickly confirm payment logistics so there are no surprises.

My terms are [X]. I send invoices on [schedule] and they're due within [Y days]. I find sorting this early makes everything much smoother on both sides.

Is there anything on your end I should know — a finance contact, a PO number, or a preferred invoice format?

Looking forward to working together,
[Your Name]

Firm Version

Dear [Client Name],

Please note my payment terms for this engagement: [specific terms]. Invoices must be paid within [X days]. Late payments will incur a [fee] per our agreement.

Please confirm you've received and agreed to these terms before we proceed.

Regards,
[Your Name]

When to Use This Template

  • At the start of a new client engagement before work begins
  • After experiencing a late payment and wanting to reset expectations
  • When onboarding a client you're not sure has a clear payment process
  • When your payment terms have changed and you need to communicate the update

Common Mistakes to Avoid

Not specifying payment terms until after the invoice is sent: Clients who haven't agreed to your terms upfront have no obligation to meet them.
Mentioning late fees as an afterthought: Communicate your late fee policy clearly upfront. Springing it on a client after the fact creates conflict.
Not asking about the client's payment process: Many companies require a PO number or a specific invoice format. Finding this out early prevents delays.

Frequently Asked Questions

Is it professional to charge late fees?

Absolutely — it's standard practice in freelance and agency work. The key is communicating it clearly upfront.

What if a client ignores my payment terms?

Follow up promptly after the due date with a polite reminder referencing the agreed terms. If payment still isn't received, escalate to a firmer reminder referencing the late fee.