Max approach angle for CATII/III

[chevvron]

ICAO Doc 8168 para 3.5.6.1 sub para e):
glide path angle:
minimum 2.5 deg
optimum 3 deg
maximum 3.5 deg (3 deg for cat II/III operations)
And to add to Blackmail's list:
supplementary approach lighting and touchdown zone lighting.