This guide will examine the nuances of AIA billing, discuss how technology has influenced document customization and address common challenges in preparation and submission. Developed by AIA Contract Documents, AIA billing offers a structured framework that contractors use to request payments for completed work throughout the duration of a construction project. Learn how AIA® billing works, how to complete G-702® and G-703® forms, and how to get paid faster on every construction project. AIA billing is a standardized method of construction billing using a percentage of completed contract method (IE: Progress Billing). The purpose of AIA billing was to standardize the job related paperwork sent to architects and others by contractors. What Is AIA Billing and Why Does It Matter? AIA billing refers to the standardized invoice forms created by the American Institute of Architects, specifically the G702 Application and Certificate for Payment and G703 Continuation Sheet. Many contracts require AIA billing (or AIA-style billing) when a project owner pays a contractor at particular milestones. AIA billing is based on the progress billing model, in which contractors are paid as they complete parts of a project rather than receiving a single large payment at the end. The core purpose of AIA billing is simple: contractors formally request payment for work completed at defined intervals during a project, rather than billing as a lump sum at completion. AIA billing is a standard way to request payment on construction jobs. It uses set G702 and G703 forms. AIA billing, also called AIA pay applications, is a standard method of progress billing. The American Institute of Architects created it. You use the G702 and G703 forms to bill for completed work, track retainage, and show progress. Certificate for Payment,” but this is often shortened to just “application.” In AIA billing, the architect (or own r or general contractor, in many cases) gets to app What is AIA Billing? AIA Billing, officially referred to as AIA payment application documents, is a standardized billing requirement used in the construction industry. It is an invoice process used by construction companies to identify the scope of work and payment for a project.