Can a registered electrical engineer can sign and sealed an electrical plan?

Yes, a registered electrical engineer can sign and seal an electrical plan, provided they are licensed and authorized to do so in their jurisdiction. This typically means they have met the necessary education, experience, and examination requirements set by the relevant licensing board. The seal signifies that the engineer takes responsibility for the accuracy and compliance of the plans with applicable codes and standards. However, it's crucial to verify specific state or local regulations, as requirements may vary.