OBS_VALUE: <ul><li><a href=http://www.ecfr.gov/cgi-bin/text-idx?SID=4a053a4edf0eb6bf4a2fa95641352264&mc=true&node=se14.3.119_153&rgn=div8 target=_blank>Aeronautics and Space(14 C.F.R. §119.53(b) (2017) )</a></li></ul>