Book Two: Nominate Contracts · Section One: Contracts of Transfer of Ownership · Chapter One: Contract of Sale · Part Two: Effects of Sale · 1. Payment of the Price and Taking Delivery of the Subject Matter of the Sale
The purchaser shall pay the price upon conclusion of the contract and before taking delivery of the subject matter of the sale or demanding it, unless otherwise agreed.
Interpretation and application must be checked against the official text and current version.