46 CFR §112.43-7

1. (a)Except as allowed in paragraph (b) of this section, the following emergency lights must be supplied from a distribution panel on the navigating bridge:
   1. (1)Navigation lights not supplied by the navigation light indicator panel.
   2. (2)Lights for survival craft launching operations under § 111.75-16, except as allowed in § 112.43-5.
   3. (3)Signaling lights.
   4. (4)Emergency lights:
      1. (i)On open decks;
      2. (ii)On the navigating bridge;
      3. (iii)In the chartroom;
      4. (iv)In the fire control room; and
      5. (v)For navigation equipment.
2. (b)On a mobile offshore drilling unit, the distribution panel required in paragraph (a) of this section must be in the control room.
3. (c)Each distribution panel required in paragraphs (a) and (b) of this section must have a fused switch or circuit breaker for each branch circuit.