If you're eligible for the 2021 child tax credit, you could receive multiple payments periodically. Will they be monthly? When will the first check arrive? Here's what we know so far. March 28, 2021 7:00 a.m. PT Listen - 05:51 Details on the child tax credit payments still aren't set, but they're expected to start in July. Here's what we know right now. Sarah Tew/CNET The IRS is keeping up the pace of delivering the third stimulus checks .