Construction Invoice Factoring: Progress Billings and Retainage

The industry cash-flow question

Construction cash flow depends on when work is approved, billed, and collected. A signed contract or busy backlog is not cash available for payroll. Separate mobilization costs, progress billings, retainage, and disputed change orders before choosing financing.

How the financing works

Invoice factoring involves selling eligible receivables under a factoring agreement. The initial advance, retained reserve, fees, and later settlement determine the cash received. Debtor credit, invoice verification, disputes, age, and assignment rights may affect eligibility. Recourse terms specify circumstances in which the business must repay or replace a receivable.

For a broader overview of features and terms, see our invoice factoring product guide.

Hypothetical scenario, not a client result

A practical planning scenario

Consider an approved progress invoice that includes retainage and a disputed change order. Those components may not qualify on the same basis as the undisputed amount. Ask for an eligibility breakdown before assuming the entire invoice will produce an advance.

Separate retainage, unapproved work, and completed accepted work. Review contract restrictions, lien positions, customer acknowledgment, recourse, and payment direction with the provider.

Potential benefits and tradeoffs

The potential benefit is releasing cash tied to completed, collectible commercial sales before the customer’s normal payment date. It may fit a collection gap better than borrowing for unrelated uses. The benefit depends on invoice quality, cost, customer communication, and whether existing liens permit the arrangement.

Questions for an actual offer

• Which invoices and debtors qualify, and what is excluded?
• What is advanced now, held in reserve, and released later?
• How do fees change if the customer pays late?
• Who collects, and what disputes or losses remain the business’s responsibility?

Build a downside cash forecast

Start with this operating measure: cash remaining by project after labor, materials, subcontractors, and overhead. Keep financing inflows separate from customer receipts so a new deposit does not disguise an operating loss.

1. List expected collected cash and essential expenses by week, using the same dates as the proposed financing schedule.
2. Move the largest progress payment back by one billing cycle and keep payroll, subcontractor, and material obligations on their original dates.
3. Add existing obligations and every proposed payment, fee, or remittance. Identify the lowest projected cash balance and the reserve needed to cover it.
4. Repeat the forecast through the full obligation period, including any rate reset, balloon payment, or end of temporary support.

Do not count unsigned change orders or unreleased retainage as immediate repayment sources. If the downside forecast cannot cover essential expenses, revisit the amount, timing, project scope, or financing structure.

Information to prepare

Begin with business and contact details, the amount requested, intended use, and timing. Depending on the product and provider, a later review may include:

• Project backlog with expected start and completion dates
• Job-cost reports and accounts-receivable aging
• Approved progress billings, retainage, and change-order details

Providers may also request financial statements, bank statements, existing financing schedules, ownership information, and product-specific collateral documents through an appropriate secure process. A prepared file can reduce avoidable delays; it does not guarantee approval.

Compare the alternatives

Compare a credit line where the need spans inventory and operating expenses, or equipment financing for an asset purchase. Factoring should not be presented as financing unperformed work, future consumer sales, or every kind of receivable. Confirm eligibility before planning to spend the proceeds.

Browse all financing guides for contractors to compare structures around the same operating needs.

A question to ask before applying

Can a contractor factor retainage?

Eligibility varies, and retainage may be excluded or require specialized treatment. Do not budget a release until the factor confirms the amount and conditions.