(1) A bottom set line must not have more than 300 hooks attached to it.
(2) No more than 3 bottom set lines may be used at a time.
(3) However, if more than 1 bottom set line is used, the combined number of hooks on the lines must not be more than 300.
(4) Each end of a bottom set line must have attached to it a light coloured float that is at least 30cm in all its dimensions.