Check out our summary of significant Internal Revenue Service (IRS) guidance and relevant tax matters for the week of October 9, 2023 – October 13, 2023.

October 10, 2023: The IRS released Internal Revenue Bulletin 2023-41, which includes the following:

• Revenue Ruling 2023-19 sets forth updated terminal charge and Standard Industry Fare Level formula mileage rates for valuing noncommercial flights on employer-provided aircrafts for purposes of taxing fringe benefits under Treasury Regulation § 1.61-21(g).
• Notice 2023-68 provides the special per diem rates for purposes of substantiating ordinary and necessary business expenses relating to (1) meal and incidental expenses within the transportation industry, (2) incidental expenses only and (3) allowances under the high-low substantiation method.
• Revenue Procedure 2023-32 publishes the amount of unused housing credit carryovers allocated to qualified states under Code Section 42(h)(3)(D) for calendar year 2023.
• Announcement 2023-29 revokes tax-exempt status from certain organizations.

October 10, 2023: The IRS reminded taxpayers filing on extension to gather all records and copies of missing documents before they prepare their returns on their own or visit a tax preparer.

October 12, 2023: The IRS released new tax gap projections for tax years 2020 and 2021. The projections estimate an increase in the gross tax gap to $688 billion in tax year 2021, which reflects a rise of more than $192 billion from prior estimates for tax years 2014 through 2016 and a rise of $138 billion from the revised projections for tax years 2017 through 2019.

October 13, 2023: The IRS released Notice 2023-71, extending all tax filing and payment deadlines from October 7, 2023, until October 7, 2024, for taxpayers affected by the recent terrorist attacks in Israel. The relief applies to:

• Any individual whose principal residence or business entity is located in Israel, the West Bank or Gaza
• Any sole proprietor whose principal place of business is located in Israel, the West Bank or Gaza
• Any individual, business, sole proprietor, estate or trust whose books, records or tax preparer is located in Israel, the West Bank or Gaza
• Any individual who was killed, injured or taken hostage during the terrorist attacks
• Any individual affiliated with a recognized government or philanthropic organization and is assisting in Israel, the West Bank or Gaza (such as a relief worker)

October 13, 2023: The IRS released its weekly list of written determinations (e.g., Private Letter Rulings, Technical Advice Memorandums and Chief Counsel Advice).