On Aug 28, 3:06*pm, Dallas wrote:
I'm wondering if it's legal? *I'm referring to a recent crash where the
pilot decided to take off on one engine and clipped a tree.

Looking over 91.205, you can't take off with out a magnetic compass.. *but
it doesn't say anything about one engine out of two.

--
Dallas

You'll find the limitations in the pilot operating handbook: the fars
demand you observe those handbook limitations.