Based on T-Mobile's communication to staff, it's unclear just which customers can expect to see $5 tacked onto their lines on upcoming statements. If you received a notification via text or email, T-Mobile's Plan Pricing Update 5LT page states that the change goes into effect April 2 and includes a few FAQs at the bottom.

With just a few weeks to prepare, it's important to find out whether you'll be affected and how much of a change you should expect to see. While you might be scratching your head