IRS announces tax relief for victims of severe storms, straight-line winds and flooding in the Cheyenne River Sioux Tribe; various deadlines postponed to Feb. 3, 2025 SD-2024-14, Nov. 12, 2024 IRS announces tax relief for victims of severe storms, straight-line winds, and flooding in South Dakota SD-2024-13, Aug. 23, 2024 IRS provides relief to South Dakota victims of severe storms, straight-line winds, flooding; various deadlines postponed to Feb. 3, 2025 IR-2024-222, Aug. 23, 2024 How to contact your local IRS office