Payment Terms for Contractors: What to Know Before You Sign

Payment terms in contractor agreements outline how, when, and under what conditions a contractor will be paid for their work. These terms are a critical part of any contract, as they set expectations for both the contractor and the client. Payment terms may include the payment schedule (such as upon completion, milestone payments, or monthly billing), invoicing instructions, accepted payment methods, and any penalties for late payment.

For example, a contract might state that payment is due within 30 days of invoice receipt, or it may require payment after each project phase is finished. Clear payment terms help prevent misunderstandings and disputes by making sure everyone knows when and how payments will be made.

Red flag example: A contract that simply states “payment upon completion” without defining what counts as “completion” can lead to disagreements and delayed payments.

Most contractor agreements include standard payment terms that are considered fair and reasonable. As a contractor, you should expect to see:

• Net 15, Net 30, or Net 45: Payment is due 15, 30, or 45 days after the invoice date.
• Milestone Payments: Payments are made after reaching specific project stages.
• Advance or Deposit: An upfront payment before work begins.
• Clear Invoicing Instructions: Details on where and how to send invoices, and what information to include.
• Late Payment Penalties: Reasonable fees if the client pays late, often a percentage of the overdue amount.

It’s important that payment terms are balanced and protect both parties. For example, a contractor should not be penalized for late delivery unless there are also penalties for the client if they pay late.

Red flag example: An agreement that only includes penalties for the contractor’s late work, but none for the client’s late payments, puts the contractor at a disadvantage.

Negotiating payment terms is not only acceptable—it’s smart business. Here’s how you can advocate for fair terms:

• Request Reasonable Payment Periods: Ask for Net 15 or Net 30 instead of longer terms. Explain how long payment periods can impact your ability to deliver quality work.
• Clarify Invoicing Procedures: Make sure the contract spells out exactly how and when to submit invoices, and what information is required.
• Balance Penalties: If the contract includes penalties for your late delivery, request similar penalties for the client’s late payments.
• Limit “Pay-When-Paid” Clauses: Try to remove or limit these clauses so your payment isn’t dependent on someone else’s actions.
• Ask for Deposits: For large or long-term projects, request an upfront deposit to cover initial expenses.

Remember, most clients respect contractors who are clear about their needs. If a client refuses to negotiate or insists on unfair terms, this may be a sign to reconsider the relationship.

Red flag example: A client who insists on Net 90 payment terms and refuses to discuss alternatives may not value your time or financial stability.

Some payment terms may be complex or carry significant financial risk. If you encounter terms you don’t understand, or if a client refuses to negotiate on points that concern you, it’s wise to consult an attorney. A lawyer can help you interpret the contract, explain your rights, and suggest changes that protect your interests.

Common situations where legal advice is valuable include contracts with “pay-when-paid” clauses, unclear completion definitions, or unusually harsh penalties. Investing in professional guidance can save you time, money, and stress in the long run.