Illinois Department of Revenue
Composite Estimated Tax Payment
IL-1023-CES
for Partners and Shareholders
Offi cial use only
(R-12/08)
Estimated tax payment due dates
Mail to Illinois Department of Revenue,
• 15th day of the 4th month
P.O. Box 19009, Springfi eld, IL 62794-9009.
• 15th day of the 6th month
• 15th day of the 9th month
• 15th day of the 1st month of subsequent yr.
6 6 6
___ ___ - ___ ___ ___ ___ ___ ___ ___
Tax year ending ___ ___/___ ___ ___ ___
Seq. code
Month
Year
Federal employer identifi cation number
.
$______________________
_____
_________________________________________________________________________
Name of partnership or S corporation
Amount of payment
_________________________________________________________________________
Offi cial use only
In care of
_________________________________________________________________________
Mailing address
Return this voucher with check or money order
_________________________________________________________________________
payable to “Illinois Department of Revenue.”
City, state, ZIP
Illinois Department of Revenue
Composite Estimated Tax Payment
IL-1023-CES
for Partners and Shareholders
Offi cial use only
(R-12/08)
Estimated tax payment due dates
Mail to Illinois Department of Revenue,
• 15th day of the 4th month
P.O. Box 19009, Springfi eld, IL 62794-9009.
• 15th day of the 6th month
• 15th day of the 9th month
• 15th day of the 1st month of subsequent yr.
6 6 6
___ ___ - ___ ___ ___ ___ ___ ___ ___
Tax year ending ___ ___/___ ___ ___ ___
Seq. code
Month
Year
.
Federal employer identifi cation number
$______________________
_____
_________________________________________________________________________
Name of partnership or S corporation
Amount of payment
_________________________________________________________________________
Offi cial use only
In care of
_________________________________________________________________________
Mailing address
Return this voucher with check or money order
_________________________________________________________________________
payable to “Illinois Department of Revenue.”
City, state, ZIP
Illinois Department of Revenue
Composite Estimated Tax Payment
IL-1023-CES
for Partners and Shareholders
Offi cial use only
(R-12/08)
Estimated tax payment due dates
Mail to Illinois Department of Revenue,
• 15th day of the 4th month
P.O. Box 19009, Springfi eld, IL 62794-9009.
• 15th day of the 6th month
• 15th day of the 9th month
• 15th day of the 1st month of subsequent yr.
6 6 6
___ ___ - ___ ___ ___ ___ ___ ___ ___
Tax year ending ___ ___/___ ___ ___ ___
Seq. code
Month
Year
.
Federal employer identifi cation number
$______________________
_____
_________________________________________________________________________
Name of partnership or S corporation
Amount of payment
_________________________________________________________________________
Offi cial use only
In care of
_________________________________________________________________________
Mailing address
Return this voucher with check or money order
_________________________________________________________________________
payable to “Illinois Department of Revenue.”
City, state, ZIP
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