---
type: "Bill"
title: "PEN CD-IMRF-SOCIAL SECURITY"
description: "Amends the IMRF Article of the Illinois Pension Code. Makes changes in provisions concerning Social Security taxes. Makes changes concerning cross-references to provisions concerning amortization of unfunded obligations. Amends the State Mandates Act to require implementation without reimbursement. Effective immediately."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "96th"
identifier: "SB 3405"
citation: "Illinois SB 3405 (96th)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 25
vote_count: 2
first_action: "2010-02-10"
last_action: "2010-07-16"
source: "openstates"
source_identifier: "ocd-bill/76ea37b4-1e6f-4ef8-a0e3-9013cb7855d0"
source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=3405&GAID=10&DocTypeID=SB&LegId=51266&SessionID=76&GA=96"
source_hash: "f60f81ad76620118c69a044c5f79fa55920190b6a330e1a18f92d39e361b3c88"
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 3405 (96th) — PEN CD-IMRF-SOCIAL SECURITY

Amends the IMRF Article of the Illinois Pension Code. Makes changes in provisions concerning Social Security taxes. Makes changes concerning cross-references to provisions concerning amortization of unfunded obligations. Amends the State Mandates Act to require implementation without reimbursement. 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=09600SB3405&GA=96&SessionId=76&DocTypeId=SB&LegID=51266&DocNum=3405&GAID=10&Session=&print=true)
2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09600SB3405eng&GA=96&SessionId=76&DocTypeId=SB&LegID=51266&DocNum=3405&GAID=10&Session=&print=true)
3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09600SB3405enr&GA=96&SessionId=76&DocTypeId=SB&LegID=51266&DocNum=3405&GAID=10&Session=&print=true)

## Votes

- Third Reading — **45–0** (pass) · upper
- Third Reading — **113–0** (pass) · lower

## Sponsors

- Kwame Raoul — primary (person)

## Timeline

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

- **2010-02-10** Filed with Secretary by Sen. Kwame Raoul `filing`
- **2010-02-10** First Reading `reading-1`
- **2010-02-10** Referred to Assignments `referral-committee`
- **2010-02-24** Assigned to Pensions and Investments `referral-committee`
- **2010-03-04** Do Pass Pensions and Investments; 008-000-000 `committee-passage`
- **2010-03-04** Placed on Calendar Order of 2nd Reading March 9, 2010
- **2010-03-12** Second Reading `reading-2`
- **2010-03-12** Placed on Calendar Order of 3rd Reading March 15, 2010
- **2010-03-15** Third Reading - Passed; 045-000-000 `reading-3, passage`
- **2010-03-15** Arrived in House `introduction`
- **2010-03-15** Chief House Sponsor Rep. Kevin A. McCarthy
- **2010-03-15** Placed on Calendar Order of First Reading `reading-1`
- **2010-03-16** First Reading `reading-1`
- **2010-03-16** Referred to Rules Committee `referral-committee`
- **2010-04-08** Assigned to Personnel and Pensions Committee `referral-committee`
- **2010-04-22** Do Pass / Short Debate Personnel and Pensions Committee; 007-000-000 `committee-passage`
- **2010-04-22** Placed on Calendar 2nd Reading - Short Debate
- **2010-04-23** Second Reading - Short Debate `reading-2`
- **2010-04-23** Placed on Calendar Order of 3rd Reading - Short Debate
- **2010-04-28** Third Reading - Short Debate - Passed 113-000-000 `reading-3, passage`
- **2010-04-28** Passed Both Houses
- **2010-05-27** Sent to the Governor `executive-receipt`
- **2010-07-16** Governor Approved `executive-signature`
- **2010-07-16** Effective Date July 16, 2010
- **2010-07-16** Public Act . . . . . . . . . 96-1084 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/76ea37b4-1e6f-4ef8-a0e3-9013cb7855d0`. Confidence: reported (aggregated from official Illinois legislature records).