Important Dates to Remember - 2013
January
aaTuesday, January 1st
New Years Day All Government offices, banks, and post offices closed.
Monday, January 21st
Martin Luther King Day all Government offices, Post Office and banks are closed
Friday, January 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
Thursday, January 31st
Deadline to mail Form 940 & 941 for the 4th Quarter of 2012
Deadline to mail Washington State Department of Revenue taxes for quarterly filers
Deadline to mail city taxes for quarterly filers
Deadline to mail Washington State Employment Security taxes for Quarter 4, 2012
Deadline to mail Washington State Labor and Industry taxes for Quarter 4, 2012
February
Monday, February 18th
President's Day All government offices, banks, and post offices closed.
Monday, February 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
Thursday, February 28th
Deadline to mail Form 1096 and IRS copies of 1099s for 2012
Deadline to mail Form W3 and IRS copies of W2s for 2012
March
Monday, March 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
April
Thursday, April 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
Tuesday, April 30th
Deposit FUTA tax owed through June if more than $500
Deadline to mail Washington State Department of Revenue taxes for quarterly filers
Deadline to mail City taxes for quarterly filers
Deadline to mail Washington State Employment Security taxes for Quarter 1, 2013
Deadline to mail Washington State Labor and Industry taxes for Quarter 1, 2013
May
Monday, May 27th
Memorial Day - all Government offices, Post Office and banks are closed
Tuesday, May 28th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
June
Tuesday, June 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
July
Thursday, July 4th
Independence Day All government offices, Banks, and Post offices closed
Thursday, July 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
Wednesday, July 31st
Deposit FUTA tax owed through June if more than $500
Deadline to mail Form 941 for Quarter 2, 2013
Deadline to mail Washington State Department of Revenue taxes for quarterly filers
Deadline to mail City taxes for quarterly filers
Deadline to mail Washington State Employment Security taxes for Quarter 2, 2013
Deadline to mail Washington State Labor and Industry taxes for Quarter 2, 2013
August
Monday, August 26th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
September
Monday, September 2nd
Labor Day – all Government offices, Post Office and banks are closed
Wednesday, September 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
October
Monday, October 14th
Columbus Day - all Government offices, Post Office and banks are closed
Friday, October 25th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
Thursday, October 31st
Deposit FUTA tax owed through September if more than $500
Deadline to mail Form 941 for the 3rd Quarter of 2013
Deadline to mail Washington State Department of Revenue taxes for quarterly filers
Deadline to mail City taxes for quarterly filers
Deadline to mail Washington State Employment Security taxes for Quarter 3, 2013
Deadline to mail Washington State Labor and Industry taxes for Quarter 3, 2013
November
Monday, November 11th
Veterans Day - all Government offices, Post Office and banks are closed
Thursday, November 28th
Thanksgiving Day - all Government offices, Post Office and banks are closed
December
Monday, December 2nd
Deadline to mail Washington State Department of Revenue taxes for monthly filers
Wednesday, December 25h
Christmas Day (Federal Holiday Observed) - all Government offices, Post Office and banks are closed
Thursday, December 26th
Deadline to mail Washington State Department of Revenue taxes for monthly filers
Tuesday, December 31st
End of Quarter 4 2013 and end of Calendar year 2013

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