Paragraph 4 Special navigation regulations
No merchant or other private vessel shall navigate—
(a)
within 50 metres of the walls, slipways and boundaries of HM Naval Base and Crown Establishments;
(b)
within 50 metres of any of Her Majesty’s vessels (save for submarines) or foreign warships or auxilliaries; or
(c)
within 100 metres of submarines berthed alongside HM Naval Base.