PCI-DSS compliance is only one of a growing list of laws, regulations, and industry standards that contact centers need to consider. There are several regulations that require or strongly recommend that calls be recorded in their entirety.
Telemarketing Sales Rule
FSA (Financial Services Authority Rules)
Gramm-Leach Bliley Financial Services Modernization Act
Truth in Lending Act (TILA) and Fair Debt Collections Practices Act (FDCPA) Acts
Laws and Regulations for Contact Centers can be found in a document compliments of VPI