Sharing this communication from Panasonic Life Solutions Company of America:

January 7, 2020
Dear Business Partner,
It has come to our attention that Tesla has recently sold a large quantity of solar panels, once earmarked for SolarCity, into the marketplace through a third-party vendor.
This letter is to clearly and categorically inform you and make you aware of the following: Effective immediately, Tesla/SolarCity solar modules are explicitly not covered under any warranty whatsoever by Panasonic Life Solutions Company of America.
This information is also noted on our product registration web page: https://na.panasonic.com/us/form/product-registration-solar-form
If you purchase a Tesla/SolarCity solar module with the model number prefix “SC”, you and the end user purchaser, whether a homeowner or business, will not be protected by warranty coverage through Panasonic Life Solutions Company of America. This includes any property owner, distributor, installer, contractor, retailer, or other business or sole proprietor engaged in the business of selling, installing or repairing solar panels and solar PV systems.All “SC” models (SCxxx) are excluded from Panasonic Life Solutions Company of America warranty coverage, including but not limited to: WBS models: SC330, SC325BBS models:  SCxxxB1, SCxxxB2 (xxx = 325, 320, 315, 310) If you have any questions, please contact your Panasonic regional sales manager.

Sincerely,
Yessica Castillo, National Marketing Manager, Panasonic Life Solutions Company of America