POSTVERDICTS LAW LIBRARY
What Is Procedural Default?
Procedural default can prevent federal habeas review when a federal claim was not properly presented through state procedures or a state court rejected it under an adequate and independent state rule.
General educational information only. Not legal advice.
Important terms
Cause is an external reason recognized by law for the failure to comply with the procedural rule.
Prejudice generally requires actual harm connected to the alleged constitutional violation.
The miscarriage-of-justice gateway is a narrow path associated with a strong showing of actual innocence.
Why it can matter
A claim can be serious yet remain unreviewed if the procedural path was not preserved. Courts usually analyze the default before reaching the merits.
The relevant state rule, the last reasoned state-court decision, and the exact presentation history are often central to the analysis.
Limits to keep in mind
Cause and prejudice are demanding standards. Attorney error is not automatically cause, although Supreme Court decisions recognize limited exceptions in particular settings.
The actual-innocence gateway is not a general fairness exception and ordinarily requires reliable new evidence.