(a) A collaborative law participation agreement shall: (1) Be in a record; (2) Be signed by the parties; (3) State the parties’ intention to resolve a collaborative matter through a collaborative law process under this chapter; (4) Describe the nature and scope of the matter; (5) Identify the collaborative lawyer who represents each party in the process; and (6) Contain a statement by each collaborative lawyer confirming the lawyer’s representation of a party in the collaborative law process. (b) The parties may agree to include in a collaborative law participation agreement additional provisions not inconsistent with this chapter.