# Project code

> Unique identifier tying an expense to a specific client or internal project.

**URL:** https://quilometragem.com/glossary/project-code

**Summary:** Unique identifier tying an expense to a specific client or internal project.

- A project code (e.g., PRJ-2025-014) is the unique identifier that ties an expense to a specific engagement.
- It enables full project cost consolidation, separate billing in cost-plus models, and per-engagement margin analysis.
- In consulting it is the field that most often pushes reimbursement through to the end client, separated from billable hours.

A project code (e.g., PRJ-2025-014) is the unique identifier that ties an expense to a specific engagement. It enables full project cost consolidation, separate billing in cost-plus models, and per-engagement margin analysis. In consulting it is the field that most often pushes reimbursement through to the end client, separated from billable hours.