October
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Monday		Tuesday	Wednesday	Thursday	Friday
					1 Deposit Payroll tax for payments on Sept. 25-28 if the semiweekly deposit rule applies. Corporations: Deposit remaining 20% of the third installment of your estimated tax for 2004.
4		5	6 Deposit Payroll tax for payments on Sept. 29-30 if the semiweekly deposit rule applies. Deposit Payroll tax for payments on Oct. 1 if the semiweekly deposit rule applies.	7 Early Discount Date for Sales Tax	8 Deposit Payroll tax for payments on Oct. 2-5 if the semiweekly deposit rule applies.
11 Columbus Day		12	13	14 Deposit Payroll tax for payments on Oct. 6-8 if the semiweekly deposit rule applies. Deposit excise taxes for the last 5 days of September.	15 Deposit Payroll tax for payments on Oct. 9-12 if the semiweekly deposit rule applies. Deposit Payroll tax for September if the monthly deposit rule applies. Partnerships: File a 2003 calendar year return (Form 1065) with second extension.  Final due date for extended 1040's Sales, Use and Withholding Taxes Due
18		19	20 Deposit Payroll tax for payments on Oct. 13-15 if the semiweekly deposit rule applies.	21	22 Deposit Payroll tax for payments on Oct. 16-19 if the semiweekly deposit rule applies.
25		26	27 Deposit Payroll tax for payments on Oct. 20-22 if the semiweekly deposit rule applies.	28	29 Deposit Payroll tax for payments on Oct. 23-26 if the semiweekly deposit rule applies. Deposit excise taxes for the first 15 days of October.