Tax Advisor Blog
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Essential May 2026 Tax Deadlines for Businesses

Running a small business or S-corporation means managing a constant stream of compliance tasks. At Golden State Tax & Business Services, we prefer to keep our clients ahead of the curve so they can focus on operations, not paperwork. Here are the crucial business tax deadlines you need to track for May 2026.

May 11: Form 941 Filing

If you deposited your first-quarter 2026 taxes in full and on time, your Form 941 (Employer's Quarterly Federal Tax Return) for Social Security, Medicare, and withheld income is due today.

Business team in an aerial meeting

May 15: Employer Monthly Deposits

For employers following the standard monthly deposit rule, May 15 is your firm deadline to submit Social Security, Medicare, and withheld income taxes for April 2026. This date also covers nonpayroll withholding deposits for the previous month.

If this made you think, “I should probably ask someone,” that’s us.
A quick conversation can clarify whether this actually applies to you—and whether there’s an opportunity you shouldn’t ignore. General guidance is helpful, but smart decisions come from advice tailored to your numbers. Whether now or later, we’re happy to help you plan ahead.
GET IN TOUCH WITH US

Holidays and Disaster Extensions

As a rule of thumb, deadlines falling on a weekend or legal holiday automatically roll to the next business day. Additionally, if your business operates in a federally declared disaster area, the IRS typically grants filing extensions. Verify active disaster declarations via these official resources:

Need help streamlining your compliance workflows or planning your next multi-year tax strategy? Reach out to our Rocklin-based advisory team to schedule a consultation.

If this made you think, “I should probably ask someone,” that’s us.
A quick conversation can clarify whether this actually applies to you—and whether there’s an opportunity you shouldn’t ignore. General guidance is helpful, but smart decisions come from advice tailored to your numbers. Whether now or later, we’re happy to help you plan ahead.
GET IN TOUCH WITH US
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