It is typical for Sony G lenses to include a warranty from Sony. The warranty terms and duration may vary depending on your location and the lens model. Here are some key points to consider: Warranty Period: Sony lenses typically have a limited warranty covering manufacturing defects. The duration of the contract may range from one year to several years, depending on the lens model. Registration: It is necessary to register your Sony G lens with Sony to activate the warranty. Register your goods using the warranty registration card with the lens or the Sony website. Coverage: The warranty typically covers defects in materials and quality. Accidental damage, improper handling, or unauthorized repairs are not covered. Service Centers: If you encounter any issues the warranty covers, you can typically have your lens repaired or replaced at an authorized Sony service center. Be sure to retain your proof of purchase and warranty information. In summary, Sony G lenses have a warranty that provides peace of mind regarding their quality and performance. Register your lens and familiarize yourself with the warranty terms for your specific model.