SparkShift Copyright

The SparkShift name, logo, website content, calculator code, user interface designs, and all associated materials are protected by copyright and other intellectual property laws. Unauthorized reproduction, distribution, or modification of any SparkShift content is strictly prohibited.

NEC and NFPA Acknowledgment

The National Electrical Code® (NEC®) is a registered trademark of the National Fire Protection Association® (NFPA®). NFPA 70® is the official designation for the National Electrical Code.

SparkShift is not affiliated with, endorsed by, or sponsored by the National Fire Protection Association. Our calculators reference NEC article and table numbers for educational purposes only.

We do not reproduce NEC text or tables. For official NEC content:

Third-Party Trademarks

All other trademarks, service marks, trade names, and product names mentioned on this website are the property of their respective owners. Reference to any products, services, processes, or other information by trade name, trademark, manufacturer, or otherwise does not constitute or imply endorsement, sponsorship, or recommendation.

Open Source Acknowledgments

SparkShift utilizes various open source software components. We acknowledge and thank the developers and maintainers of these projects, which are used in accordance with their respective licenses:

Next.js - MIT License
React - MIT License
Tailwind CSS - MIT License
Three.js - MIT License
Lucide Icons - ISC License
And other open source dependencies

User-Generated Content

Any content you submit to SparkShift (such as feedback or suggestions) may be used by us without restriction. By submitting content, you grant SparkShift a perpetual, irrevocable, worldwide, royalty-free license to use, reproduce, modify, and distribute such content.

DMCA and Copyright Complaints

If you believe that content on SparkShift infringes your copyright, please contact us with the following information:

A description of the copyrighted work you claim has been infringed
The URL or location of the allegedly infringing content
Your contact information (name, address, email, phone)
A statement that you have a good faith belief the use is not authorized
A statement, under penalty of perjury, that the information is accurate
Your physical or electronic signature