No, when you change it via your tax return, then you do not have to complete Form 8822. See the following for more info: https://www.irs.gov/Help-&-Resources/Tools-&-FAQs/FAQs-for-Individuals/Frequently-Asked-Tax-Question...
Why then does the TurboTax tax return document suggest that one should file the 8822 form separately to the IRS center? Is this a bug in the software?