To embed, copy and paste the code into your website or blog: Presented below is our summary of significant Internal Revenue Service (IRS) guidance and relevant tax matters for the week of May 17, 2021 – May 21, 2021. May 17, 2021: The IRS issued Revenue Ruling 2021-9, providing various prescribed interest rates for federal income tax purposes for June 2021. May 17, 2021: The IRS issued Revenue Procedure 2021-24, providing procedures for individuals who are not required to file federal income tax returns to receive advance Child Tax Credit payments and third-round Economic Impact Payments under the American Rescue Plan Act of 2021 (ARPA), as well as 2020 recovery rebate credits under earlier coronavirus-related legislation.