In part 1 of an interview with National Taxpayer Advocate Nina Olson, Tax Notes Today senior reporter William Hoffman and Olson discuss the filing season, the Taxpayer First Act (H.R. 1957), the disclosure of program manager technical advice, and congressional efforts to get President Trump's tax returns.

For additional coverage, read these article in Tax Notes:

• Treasury Misses Dems’ Deadline for Handing Over Trump’s Returns
• House Approves IRS Reform Measure Despite Free File Fight
• Release of Emailed Chief Counsel Advice Dropped 17 Percent
• Taxpayer Advocate: IRS Using Email to Avoid Advice Disclosure