Money When will child tax credit payments start? Checks set to roll out in July, IRS says May 3, 2021May 4, 2021Jessica Menton, USA TODAYComments Off on When will child tax credit payments start? Checks set to roll out in July, IRS says In July, the IRS will begin sending monthly payments of $250 or $300 to low- and moderate-income families who qualify for the child tax credit.