Is that twice by day, or once by day and once by night? I read somewhere that if you don't pass it by day, the "not valid by light gun signal" sticks around forever, but you can still try to test out of the night restriction at night.
I'm colorblind, so my medical certificate has the "not valid for night flying or by light signals" restriction. I know I can get a SODA to remove the restriction, but I'm wondering what happens if I don't pass.
One of the requirements for getting a license is 3 hours of night flying, 10...