579A.4  Waivers unenforceable.
  A waiver of a right created by this chapter, including but not limited to a waiver of the right to file a financing statement pursuant to this chapter, is void and unenforceable. This section does not affect other provisions of a contract, including a production contract or a related document, policy, or agreement which can be given effect without the voided provision.
99 Acts, ch 169, §12, 22, 24; 2001 Acts, ch 25, §4