The owner of a successful chain of tanning salons should qualify for a new tax deduction, but someone who makes the same amount from a group of dermatology clinics won’t.

A high-earning architect can generally claim that same tax break, but the designer who collects a big fee for working on the building’s interior probably can’t. A chef who owns her restaurant can also expect to pay less, but that may not be true if she is a celebrity chef.

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