@kirk.goehring I asked TurboTax about this, and was told that an IP PIN is not needed for an extension, so I'm not sure what you are referring to with your rejection and an "IRS PIN."
See this IRS article where it says the IP PIN is not needed for extension.
<a rel="nofollow" target="_blank" href="
https://www.irs.gov/individuals/understanding-your-cp01a-notice">https://www.irs.gov/individuals/und...>
