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# AIA® Billing: The Complete Guide for Subcontractors

[By Claire Wilson, Co-Founder & CEO](https://www.linkedin.com/in/claire-wilson-824190a5/)

Published Jul 25, 2023  
Updated Jul 01, 2026  
Reading time 18 minutes

## AIA® Billing Basics

AIA® billing is a [payment application process](/content/blog/guide-to-construction-payment-applications/index.html) for progress billing on construction projects. It defines the payment process for a progress payment, helping both the GC and project owner track completed work and payments due. You will typically use two forms:

- [G-702®](https://aiacontracts.com/contract-documents/19661-application-and-certificate-for-payment)
- [G-703®](https://aiacontracts.com/contract-documents/20631-continuation-sheet-)

## Benefits of Using AIA® Billing for Construction Projects

AIA® forms are created with industry expertise to streamline the billing process. Benefits include:

- Reducing billing errors
- Ensuring compliance
- [Faster payments](/content/blog/aia-billing-strategies-for-subcontractors/index.html)

## Challenges with AIA® Billing

Common challenges include:

- Complexity in record-keeping
- Software integration issues
- Costs of forms (G-702® and G-703® priced at $39.99 each)

### Section-by-section instructions for G-702® Application for Payment

This document includes:

**Part 1: Project Details**

- **To Owner**: Owner's name and address
- **From Contractor**: Contractor’s name and address
- **Project**: Property name and address
- **Via Architect**: Architect's name and address
- **Application No**: Payment application number
- **Period To**: Last date for billing

**Part 2: Application for Payment**

Include details such as:

- **Total Earned Less Retainage**
- **Current Payment Due**

**Part 3: Signatures**

Sign and check for notarization if required by the project.

### Section-by-section instructions for G-703® Continuation Sheet

Contains:

- Application information
- Table of work and values detailing costs and completed work

## What happens after you complete the AIA® billing forms?

Once submitted, forms go to the GC for review. Approved forms are sent to the project owner for final approval.

## Tips for Managing AIA® Billing Documents

1. **Know payment application deadlines**.
2. **Communicate effectively with GCs**.
3. **Double-check entries for errors**.
4. **Use suitable tracking software**.

Get a [free demo of Siteline](/content/demo/index.html) to see how it can help your business.

### Author

Claire Wilson  
Co-Founder & CEO

AIA®, G702®, and G703® are registered trademarks owned by The American Institute of Architects. Siteline is not affiliated with The American Institute of Architects.