FYI: The IRS issued a draft of revised tax Form 941,  Employer's Quarterly Federal Tax Return, for reporting Covid-19 credits and other recent changes.  The revised form is to be used beginning with the second quarter 2020. Here's a link to the draft form:

https://www.irs.gov/pub/irs-dft/f941--dft.pdf

As of 4/30/2020, the associated instructions have not yet been released.