(1) An employer may pay a new employee who is less than 20 years of age a training hourly wage of $4.25 for the first 90 days of that employee’s employment. The hourly wage authorized under this subsection is in lieu of the minimum hourly wage otherwise prescribed by this act.

  (2) Except as provided in subsection (1), the minimum hourly wage for an employee who is less than 18 years of age is 85% of the general minimum hourly wage established in section 4.

  (3) An employer shall not displace an employee to hire an individual at the hourly wage authorized under this section. As used in this subsection, “displace” includes termination of employment or any reduction of hours, wages, or employment benefits.

  (4) A person who violates subsection (3) is subject to a civil fine of not more than $1,000.00.