Debtor-Creditor Law, Bankruptcy, and Security Interests

REG debtor-creditor coverage for guarantor liability, bankruptcy basics, secured transactions, and priority rules.

This chapter explains the legal framework that applies when obligations are owed, secured, defaulted on, or discharged. Many REG questions in this area depend on ranking claims, identifying the effect of bankruptcy, and knowing how security interests become enforceable against others.

In This Chapter

How to Use This Chapter

  • Read this chapter when the outcome depends on who gets paid first or whose claim survives default.
  • Focus on attachment, perfection, and priority rather than trying to memorize isolated creditor terms.
  • Revisit these sections when bankruptcy and secured-transactions issues appear together in the same question.

In this section

Revised on Friday, April 24, 2026