IRS regulations require EIN holders to update responsible party information within 60 days of any change by filing Form 8822-B, Change of Address or Responsible Party - Business. It is critical that the IRS have accurate information in cases of identity theft or other fraud issues related to EINs or business accounts.

https://www.irs.gov/newsroom/irs-businesses-charities-others-with-employer-identification-numbers-mu...