The IRS has extended, to October 16, 2023, tax filing relief for disaster-area taxpayers in most of California, parts of Alabama, and Georgia to October 16, 2023. This relief applies to various federal individual and business tax returns and tax payments. (IR 2023-33, 2/24/2023) https://www.irs.gov/newsroom/irs-may-15-tax-deadline-extended-to-oct-16-for-disaster-area-taxpayers-in-california-alabama-and-georgia
国税局在2月24日宣布，居住在加州大部分地区，阿拉巴马州部分地区，和佐治亚州的灾区的纳税人的报税期限延至10月16日。此次缓解适用于个人和商业的纳税表以及税款支付。
California is also extending the tax filing deadline for Californians impacted by December and January winter storms to October 16, 2023 – aligning with the IRS. https://www.gov.ca.gov/2023/03/02/more-time-to-file-state-taxes-for-californians-impacted-by-december-and-january-winter-storms/
加州在3月2日宣布，受冬季风暴影响的纳税人的报税期限同样延至10月16日。
This extended relief applies to:
Farmers who normally file their returns by March 1
Individual income tax returns, originally due on April 18
Various business returns, normally due on March 15 and April 18
Exempt organization returns normally due on May 15
Estimated tax payments normally due on April 18, June 15, and September 15, and
Quarterly payroll and excise tax returns normally due on January 31, April 30, and July 31.
The IRS automatically provides this filing and penalty relief to any taxpayer with an IRS address of record located in a disaster area. Therefore, taxpayers do not need to contact the IRS to get this relief. The list of localities eligible for this relief and other details can be found on the IRS’s disaster-relief page under 2023.
居住在灾区的纳税人自动获得此次缓解，是无需联系国税局。有资格享受此次缓解的地区名单可以查看国税局的网页。
Non-qualified counties in California are: Kern, Shasta, Imperial, Lassen, Plumas, Modoc, and Sierra.
加州没有资格的7个县分别是：Kern, Shasta, Imperial, Lassen, Plumas, Modoc, and Sierra。