Dearden served on several committees in the Iowa Senate - the Appropriations committee; the Labor and Business Relations committee; the Rules and Administration committee; the State Government committee; the Ethics committee, where he is vice chair; and the Natural Resources committee, where he is chair.
Dearden held positions on various committees within the Iowa Senate, including the Appropriations committee, the Labor and Business Relations committee, the Rules and Administration committee, the State Government committee, the Ethics committee (where he was vice-chair), and the Natural Resources committee (where he was chair).