CM/ECF, which stands for Case Management/Electronic Case Files, is the system used to efile and access court documents for the Southern District of Iowa Federal Court.
The CM/ECF electronic filing system for the Southern District of Iowa Federal Court can be accessed at https://ecf.iasd.uscourts.gov/cgi-bin/login.pl
A related system named PACER, which stands for Public Access to Court Electronic Records, allows for read-only access to some court documents. PACER can be accessed at https://www.pacer.gov/