The public interest balancing test is often limited by court decisions.

Evidence

Although two of FOIA’s privacy exemptions already incorporate a species of public interest balancing, those exemptions concern individual privacy interests. … Public interest balancing in the context of those exemptions thus serves a somewhat distinct function and has been limited in its application by court decisions. — David E Pozen; Michael Schudson, Troubling Transparency- The History and…, 1127

Categorization

• corroborated: 2 independent passages support this claim — David E Pozen; Michael Schudson, Troubling Transparency- The History and…, 1127
• XREF: connects to: Public interest balancing could enhance FOIA’s effectiveness. — David E Pozen; Michael Schudson, Troubling Transparency- The History and…, 1145