Pay Applications Explained: The Complete AIA G702/G703 Billing Guide
TL;DR — 30 seconds
How pay applications work: AIA G702/G703 anatomy, the monthly billing cycle, retainage and stored materials, plus the mistakes that get pay apps rejected. See it on your plans →
Every month on a commercial job, one document decides whether your company gets paid: the pay application. Submit it cleanly and cash arrives on the contractual schedule. Submit it sloppy and it bounces between the owner’s rep and your office for three weeks while subs call asking why their checks are short. The forms look intimidating, but the underlying logic is simple — and mastering it is a core financial skill for anyone running construction projects.
What a Pay Application Actually Is
A pay application is the contractor’s formal request for payment, submitted monthly under the contract’s billing terms. On private commercial work, the paired AIA documents G702 and G703 dominate; public agencies use near-equivalent schedules built on the same logic. Together they answer three questions: how much work is done, how much has already been paid for it, and how much is due now.
| Form | Role | Key contents |
|---|---|---|
| G702 — Application and Certificate for Payment | Sworn summary, signed (and sometimes notarized) by the contractor | Original contract sum, net change orders, contract sum to date, total completed, retainage, balance to finish, payment requested |
| G703 — Continuation Sheet | Line-item detail behind the summary | Per schedule-of-values item: scheduled value, work completed previously, work this period, materials stored, total completed, % complete, balance to finish |
The arithmetic that trips up new project engineers sits in those columns: this period’s billing equals current earned value minus everything previously billed, minus retainage withheld per the contract.
The Monthly Billing Cycle, Step by Step
- Set the cut-off date. Most contracts fix it — the 25th and month-end are both common — and anything after rolls into next period.
- Measure installed work. Walk quantities, pull survey data, or collect percent-complete updates from supers for every G703 line.
- Update stored materials. Bill what qualifies: delivered, on site, insured, and documented with invoices.
- Roll in approved change orders. Approved changes become new lines or adjustments; pending ones stay out.
- Reconcile the math. The G703 totals must tie to the G702 to the penny — reviewers check.
- Assemble backup. Lien waivers, updated schedules, and any documentation the contract requires.
- Sign, notarize if required, submit. Then track certification and the payment clock, because most contracts define when money is due after certification — and nobody enforces it for you.
Why Pay Applications Get Rejected
- Lines that don’t match the approved schedule of values
- G702 and G703 totals that disagree
- Missing lien waivers, or waivers that don’t cover the billed amount
- Work billed on unapproved change orders
- Stored materials without bills of sale or inspection records
- Botched signature or notary blocks
Notice that nearly every item is administrative, not substantive. Rejections are mostly preventable with checklist discipline.
Retainage, Stored Materials, and Change Order Roll-Ins
Three details drive most billing friction:
Retainage. Owners commonly withhold around 5–10% of each application until milestones or completion trigger release, and GCs typically pass equivalent withholding down to subs. Those retained dollars accumulate month after month, which makes them a serious cash-flow factor — see retainage in construction for how release works and how to speed it up.
Stored materials. Long-lead equipment represents cash you’ve spent but can’t yet recover. Most contracts allow billing stored items once you prove ownership (invoices), insurance, and proper storage on site. Skip the documentation and the reviewer strikes the line — correctly.
Change order roll-ins. Only approved changes belong in an application. Billing executed-but-unapproved work invites rejection today and payment disputes tomorrow; the fix is managing the approval pipeline deliberately, as covered in change order management.
Why This Process Deserves Software
Manual pay applications mean spreadsheet version chaos, retyped math, forgotten waiver attachments, and a scramble every cut-off. Purpose-built systems generate G702/G703-style output straight from job cost data, track retainage per contract, and attach the right backup automatically — our review of G702/G703 pay application software covers what to look for.
BidSync AI builds pay applications from live takeoff and job cost data inside the same platform running your estimates and field ops. Explore financials capabilities or book a demo to watch a billing cycle assemble itself.