---
type: "Bill"
title: "CONTRACT PROMPT PAY RETAINAGE"
description: "Amends the Contractor Prompt Payment Act. Provides that a retainage of 10% of the payment may be withheld from a payment under a construction contract prior to the completion of 50% of the contract. Provides that after 50% of the contract is completed, the amount of retainage for any subsequent payment may not exceed 5%. Effective immediately."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "101st"
identifier: "SB 1636"
citation: "Illinois SB 1636 (101st)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 42
vote_count: 2
first_action: "2019-02-15"
last_action: "2019-08-20"
source: "openstates"
source_identifier: "ocd-bill/ca00f1d3-9628-40ce-9127-916e49ec8dbb"
source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=1636&GAID=15&DocTypeID=SB&LegId=118771&SessionID=108&GA=101"
source_hash: "87256e10d3bac33bec5cd62b4d4ebf4f88e7bf54102cd540ad2f3d953d408ed2"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-il"]
---

# Illinois SB 1636 (101st) — CONTRACT PROMPT PAY RETAINAGE

Amends the Contractor Prompt Payment Act. Provides that a retainage of 10% of the payment may be withheld from a payment under a construction contract prior to the completion of 50% of the contract. Provides that after 50% of the contract is completed, the amount of retainage for any subsequent payment may not exceed 5%. Effective immediately.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=10100SB1636&GA=101&SessionId=108&DocTypeId=SB&LegID=118771&DocNum=1636&GAID=15&SpecSess=&Session=&print=true)
2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=10100SB1636eng&GA=101&SessionId=108&DocTypeId=SB&LegID=118771&DocNum=1636&GAID=15&SpecSess=&Session=&print=true)
3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=10100SB1636enr&GA=101&SessionId=108&DocTypeId=SB&LegID=118771&DocNum=1636&GAID=15&SpecSess=&Session=&print=true)

## Votes

- Third Reading — **98–13** (pass) · lower
- Third Reading — **37–11** (pass) · upper

## Sponsors

- Ann Gillespie — cosponsor (person)
- Anne Stava-Murray — cosponsor (person)
- Dave Syverson — cosponsor (person)
- Jawaharial Williams — cosponsor (person)
- Joe Sosnowski — cosponsor (person)
- John C. D'Amico — cosponsor (person)
- John G. Mulroe — primary (person)
- Kimberly A. Lightford — cosponsor (person)
- Linda Holmes — cosponsor (person)
- Luis Arroyo — primary (person)
- Marcus C. Evans, Jr. — cosponsor (person)
- Monica Bristow — cosponsor (person)
- Omar Aquino — cosponsor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2019-02-15** Filed with Secretary by Sen. John G. Mulroe `filing`
- **2019-02-15** First Reading `reading-1`
- **2019-02-15** Referred to Assignments `referral-committee`
- **2019-02-27** Assigned to Judiciary `referral-committee`
- **2019-03-05** Postponed - Judiciary
- **2019-03-12** Do Pass Judiciary; 007-002-000 `committee-passage`
- **2019-03-12** Placed on Calendar Order of 2nd Reading March 13, 2019
- **2019-03-13** Second Reading `reading-2`
- **2019-03-13** Placed on Calendar Order of 3rd Reading March 14, 2019
- **2019-03-19** Added as Chief Co-Sponsor Sen. Linda Holmes
- **2019-03-22** Added as Co-Sponsor Sen. Ann Gillespie
- **2019-03-26** Added as Co-Sponsor Sen. Kimberly A. Lightford
- **2019-03-27** Added as Chief Co-Sponsor Sen. Omar Aquino
- **2019-03-27** Third Reading - Passed; 037-011-002 `reading-3, passage`
- **2019-03-27** Arrived in House `introduction`
- **2019-03-27** Chief House Sponsor Rep. Luis Arroyo
- **2019-03-27** First Reading `reading-1`
- **2019-03-27** Referred to Rules Committee `referral-committee`
- **2019-04-02** Added as Co-Sponsor Sen. Dave Syverson
- **2019-04-04** Added Alternate Co-Sponsor Rep. Monica Bristow
- **2019-04-09** Assigned to Executive Committee `referral-committee`
- **2019-04-12** Added Alternate Co-Sponsor Rep. Joe Sosnowski
- **2019-05-01** Added Alternate Co-Sponsor Rep. Anne Stava-Murray
- **2019-05-02** Added Alternate Chief Co-Sponsor Rep. Marcus C. Evans, Jr.
- **2019-05-02** Alternate Chief Co-Sponsor Changed to Rep. Marcus C. Evans, Jr.
- **2019-05-10** Rule 19(a) / Re-referred to Rules Committee `referral-committee`
- **2019-05-14** Assigned to Executive Committee `referral-committee`
- **2019-05-14** Final Action Deadline Extended-9(b) May 31, 2019
- **2019-05-14** Motion Filed to Suspend Rule 21 Executive Committee; Rep. Gregory Harris
- **2019-05-14** Motion to Suspend Rule 21 - Prevailed
- **2019-05-15** Do Pass / Short Debate Executive Committee; 013-000-000 `committee-passage`
- **2019-05-16** Placed on Calendar 2nd Reading - Short Debate
- **2019-05-21** Second Reading - Short Debate `reading-2`
- **2019-05-21** Placed on Calendar Order of 3rd Reading - Short Debate
- **2019-05-23** Third Reading - Short Debate - Passed 098-013-000 `reading-3, passage`
- **2019-05-23** Passed Both Houses
- **2019-05-23** Added Alternate Co-Sponsor Rep. Jawaharial Williams
- **2019-05-23** Added Alternate Chief Co-Sponsor Rep. John C. D'Amico
- **2019-06-21** Sent to the Governor `executive-receipt`
- **2019-08-20** Governor Approved `executive-signature`
- **2019-08-20** Effective Date August 20, 2019
- **2019-08-20** Public Act . . . . . . . . . 101-0432 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ca00f1d3-9628-40ce-9127-916e49ec8dbb`. Confidence: reported (aggregated from official Illinois legislature records).