> ## Documentation Index
> Fetch the complete documentation index at: https://village-docs.villagelabs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Step 4: Calculate Contribution

> Determine annual company contribution

## Overview

Based on `contribution_policy`, calculate the company's annual contribution.

## Policy Types

* Fixed amount
* Percentage of payroll
* Discretionary formula
* Loan payment-based

See [Operating Assumptions](/models/operating-assumptions) for configuration details.