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Sales Tax Due Dates

May 2026 Sales Tax Due Dates by State

By Ali Walker

April 22, 2026

Summer might be around the corner—but sales tax deadlines don’t take time off.

Below is a complete, state-by-state breakdown of May 2026 sales tax due dates, including adjustments for weekends and holidays (notably Memorial Day on May 25, 2026). If a statutory due date falls on a non-business day, it has been shifted according to each state’s rules.

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State-by-State Sales Tax Due Dates: May 2026

StateFiling FrequencyDay DueNotes
AlabamaMonthlyMay 20
AlaskaMonthlyJune 1No statewide sales tax; remote seller returns for local jurisdictions due the last day of the month or next business day
ArizonaMonthlyMay 20
ArkansasMonthlyMay 20
CaliforniaMonthlyJune 1Month-end deadline shifts due to weekend
ColoradoMonthlyMay 20State deadline; most home-rule cities also due on the 20th
ConnecticutMonthlyJune 1Month-end deadline shifts due to weekend
District of ColumbiaMonthlyMay 20
FloridaMonthlyMay 20
GeorgiaMonthlyMay 20
Hawaii (GET)MonthlyMay 20
IdahoMonthlyMay 20
IllinoisMonthlyMay 20
IndianaEarly Monthly, MonthlyMay 20; June 1Early monthly due May 20; standard monthly shifts from month-end due to weekend
IowaMonthlyJune 1Month-end deadline shifts due to weekend
KansasMonthlyMay 26Since May 25th falls on Memorial Day, due date shifts to next business day
KentuckyMonthlyMay 20
LouisianaMonthlyMay 20Parish filings generally align with state deadline
MaineMonthlyMay 15
MarylandMonthlyMay 20
MassachusettsMonthlyJune 1Month-end deadline shifts due to weekend
MichiganMonthlyMay 20
MinnesotaMonthlyMay 20
MississippiMonthlyMay 20
MissouriMonthlyJune 1Month-end deadline shifts due to weekend
NebraskaMonthlyMay 20
NevadaMonthlyMay 20New standardized 20th deadline (effective 2026)
New JerseyMonthly PrepaymentMay 20Returns filed quarterly; most businesses remit monthly prepayments
New Mexico (GRT)MonthlyMay 26Since May 25th falls on Memorial Day, due date shifts to next business day
New YorkMonthlyMay 20
North CarolinaMonthlyMay 20
North DakotaMonthlyJune 1Month-end deadline shifts due to weekend
OhioMonthly + CATMay 11; May 26Ohio CAT due May 11; Monthly return usually due the 23rd, shifted to the 26th due to weekend and Memorial Day
OklahomaMonthlyMay 20
PennsylvaniaMonthlyMay 20
Rhode IslandMonthlyMay 20
South CarolinaMonthlyMay 20
South DakotaMonthlyMay 20
TennesseeMonthlyMay 20
TexasFranchise tax; MonthlyMay 15; May 20Texas Franchise tax due May 15; monthly due May 20
UtahMonthlyJune 1Month-end deadline shifts due to weekend
VermontMonthlyMay 26Since May 25th falls on Memorial Day, due date shifts to next business day
VirginiaMonthlyMay 20
WashingtonMonthlyMay 26Since May 25th falls on Memorial Day, due date shifts to next business day
West VirginiaMonthlyMay 20
WisconsinEarly Monthly, MonthlyMay 20; June 1Early monthly due May 20; monthly due month-end but shifts due to weekend
WyomingMonthlyJune 1Month-end deadline shifts due to weekend
Tags: 2026 sales tax due dates sales tax due dates

Ali Walker

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