税制優遇措置、税（額）控除、税の抜け道
Tax break also known as tax preferences, tax concession, and tax relief, are a method of reduction to the tax liability of taxpayers. – Wikipedia
Tax breakは、優遇税制、減税とも呼ばれ、納税者の納税義務を軽減する方法です。
Aside from the risk and complications, fees offset most of the tax break.
リスクと複雑さは別として、手数料は減税の大部分を相殺します。