Section 137 in Kerala Municipality Building Rules, 1999
137. Warning lights and colour specifications.
(1)Every telecommunication tower shall be provided with two Aviation Warning Lights (ANL) each at 40 metres and 70 metres height from the ground level and one at the top, the two lights at 40 metres height shall be fixed in one set of opposite and that at 70 metres height shall be fixed at the other set of opposite corners.(2)Every telecommunication tower shall be painted with international orange and international white colors alternatively each with 5 meter band, starting straight with international orange at the top.
