Is it legal to drive around prototype vehicles without rearview mirrors?https://twitter.com/verge/status/1204086793697660928 …
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Prototypes with mfg. plates are driven by engineers and C suite guys all the time. Not legal for production, but legal for "testing" (my understanding... someone like @hoonable or @TheSmokingTire could explain it much better)
Yes you can drive a prototype on an M plate legally on the road.
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