Final answer:
The CCH's annotated, or code-based commercial tax service is the Standard Federal Tax Reporter, which provides comprehensive information on tax laws, regulations, and court decisions in the United States.
Step-by-step explanation:
The CCH's annotated, or code-based commercial tax service is the Standard Federal Tax Reporter. This tax service provides comprehensive information on tax laws, regulations, and court decisions in the United States. It covers federal tax codes and provides analysis and interpretations of the tax laws.