(1) A person must not possess, for commercial purposes, more than 100kg of cast native marine plants cumulatively in a licensing year.Penalty: Grade 2 penalty.(2) Subrule (1) does not apply to (a) the holder of a fish processing licence; or(b) a person who is acting under the authority of a marine plant fishing licence; or(c) a person who purchased or received the cast native marine plants from a person referred to in paragraph (a) or (b).