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United States · Illinois civil procedure

When is Illinois service by a third-party commercial carrier complete?

Rule 12(c) makes service by a third-party commercial carrier or courier complete on the third court day after delivery of the package to the carrier. Use the actual carrier handoff, including an applicable pickup or drop-off. A shipping-label date or recipient delivery date does not replace that event.

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Period
Three court days after actual delivery to the carrier
Trigger
Actual delivery of the package to the third-party carrier
Rule
Illinois Supreme Court Rule 12(c)
Illinois Supreme Court Rules

Current official individual rules, including Rule 9 amended May 29, 2026 and Rule 13 effective January 1, 2026

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What starts this Illinois civil period?

Confirm that the particular document may be served by a commercial carrier under the applicable rule.

Obtain evidence of the actual package handoff to the carrier, rather than label creation or eventual arrival.

Identify the proper court and its actual open-day calendar before counting three court days.

Illinois Supreme Court Rule 12(c)

How is this Illinois civil period counted?

  1. Confirm that the particular document may be served by a commercial carrier under the applicable rule.
  2. Exclude the actual triggering day. Count only court days, omitting intermediate Saturdays, Sundays, statutory holidays and any additional closure on the proper court’s actual calendar. The bundled Illinois calendar covers 2026 and 2027. Do not use ordinary calendar-day addition.
  3. Check statutory holidays and the proper court’s actual calendar.
  4. Complete the particular act in the proper court.

Section 1.11 excludes a final Saturday, Sunday or statutory holiday and consecutive excluded days. Section 17(a) of the Promissory Note and Bank Holiday Act includes Pulaski Day, Good Friday and the general election for members of the House of Representatives. Check proclamations, the proper court’s actual calendar and clerk access separately. The bundled Illinois calendar covers 2026 and 2027.

5 ILCS 70/1.11

What do independently derived facts show?

Fictitious example

Fictitious facts. A permitted carrier service package is actually handed to the carrier. The established event is August 2, 2027. No additional local closure or different court order is assumed.

Example counting steps
StepWhat is countedDate
Established eventActual delivery of the package to the third-party carrierAugust 2, 2027
Applicable periodThree court days after actual delivery to the carrierAugust 5, 2027
Example resultAugust 5, 2027

Fictitious facts. The civil procedure classification and triggering event are independently established. No additional closure, court order or unmodeled restart is assumed.

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Which qualifications and court directions matter?

The service method must be permitted
Rule 11 governs who must receive service and the applicable method. A carrier completion date does not establish that carrier service was permitted for this document or that the correct person was served.
Proof describes handoff, address and prepayment
Rule 12(b)(5) requires certification by the person who delivered the document, stating the time, place, complete address and prepaid delivery charge. Rule 12(a) requires proof to be filed.
Do not mix service methods
Rule 12(c) uses the transmission day for electronic or personal, office or residential delivery, four days after mailing for U.S. mail, and the third court day after carrier handoff for this method.
Illinois Supreme Court Rule 12(c)
  • The calculator does not decide the applicable civil procedure, disputed facts, sufficiency of a filing or whether the court grants relief.
  • Check the governing edition and actual orders. A current rule does not establish every historical case’s timetable.

What must be filed, served and preserved?

Questions about this Illinois civil act

When is Illinois service by a third-party commercial carrier complete?

Does buying a shipping label start the count?

No. Establish actual delivery of the package to the carrier. Label creation does not itself show that handoff.

Illinois Supreme Court Rule 12(c)

Does recipient delivery start these three days?

No. Rule 12(c) states delivery to the carrier as the event. Preserve the package handoff evidence.

Illinois Supreme Court Rule 12(c)

Is the recipient’s response due on this completion date?

This establishes effective service only. Apply the separate governing response period to its correct event.

Illinois Supreme Court Rule 12(c)

Official sources and review

Provisions used (9)
Provisions used in this guide
ProvisionPurpose
Illinois Supreme Court Rule 12(c)The actual actor, event and specific procedural period
Illinois Supreme Court Rule 11The service method must be permitted
Illinois Supreme Court Rule 12(a), (b)(5)Proof describes handoff, address and prepayment
Illinois Supreme Court Rule 12(c)Do not mix service methods
5 ILCS 70/1.11First-day exclusion and final weekend or statutory holiday
205 ILCS 630/17Statutory holidays, including Pulaski Day, Good Friday and general election day
Illinois Supreme Court Rule 9(f)Applicable filing, service, proof and effective-date requirements
Illinois Supreme Court Rule 11Applicable filing, service, proof and effective-date requirements
Illinois Supreme Court Rule 12Applicable filing, service, proof and effective-date requirements
Read the current official Illinois Supreme Court Rules

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