Step 1: Identify Shome Committee. The Parthasarathi Shome Committee was constituted to examine issues related to tax reforms.
Step 2: Specific area. It gave recommendations on GAAR (General Anti-Avoidance Rules) to curb tax avoidance.
Step 3: Conclude. Thus, the Shome Committee report is related to GAAR.
\[
\boxed{\text{GAAR}}
\]