Will Trump’s payroll tax deferral boost your paycheck? Maybe for a time, if your employer participates — but ‘it’s not free money.’

President Donald Trump’s payroll tax deferral took effect Tuesday, but some Chicago-area accountants are advising employers against implementing it.

The deferral allows employees to delay until Dec. 31 paying the 6.2% tax that comes out of paychecks for Social Security.

Here’s how it works for employees, and what employers might be considering.

Who is eligible?