Chapter 23.35 SEPA AND AGENCY DECISIONS This chapter is included in your selections. Sections: 23.35.010 Purpose. 23.35.020 Adoption by reference. 23.35.030 Substantive authority. 23.35.040 Authority to attach conditions. 23.35.050 Authority to deny proposals. 23.35.060 SEPA policies. 23.35.070 Appeals.