---
type: "Bill"
title: "Relating to: sediment removed from Lake Michigan or Lake Superior."
description: "Relating to: sediment removed from Lake Michigan or Lake Superior."
jurisdiction: "us/states/wi"
legislature: "Wisconsin Legislature"
session: "2021"
identifier: "AB 99"
citation: "Wisconsin AB 99 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Callahan", "Moses", "Sortwell", "Tittl", "Tusler", "Wichgers"]
version_count: 3
action_count: 34
vote_count: 4
first_action: "2021-02-18T06:00:00+00:00"
last_action: "2021-12-03T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/cc0061ba-f361-4149-afe3-f04693b32931"
source_url: "https://docs.legis.wisconsin.gov/2021/proposals/reg/asm/bill/ab99"
source_hash: "c1bd020f7dee96fbe285d8fdd3c14a4ea4053917539d6ef826a1211d93c6f087"
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-wi"]
---

# Wisconsin AB 99 (2021) — Relating to: sediment removed from Lake Michigan or Lake Superior.

## Version chain

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

1. **Assembly Amendment 1** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/amends/2021/REG/AB99-ASA1-AA1)
2. **Assembly Substitute Amendment 1** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/amends/2021/REG/AB99-ASA1)
3. **Bill Text** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/proposaltext/2021/REG/AB99)

## Votes

- Report Assembly Amendment 1 to Assembly Substitute Amendment 1 adoption recommended by Committee on Environment, Ayes 6, Noes 2 — **6–2** (pass) · lower
- Report Assembly Substitute Amendment 1 adoption recommended by Committee on Environment, Ayes 6, Noes 2 — **6–2** (pass) · lower
- Report passage as amended recommended by Committee on Environment, Ayes 7, Noes 3 — **7–3** (pass) · lower
- Public hearing requirement waived by committee on Senate Organization, pursuant to Senate Rule 18 (1m), Ayes 5, Noes 0 — **5–0** (pass) · upper

## Sponsors

- Callahan — primary (person)
- Moses — primary (person)
- Sortwell — primary (person)
- Tittl — primary (person)
- Tusler — primary (person)
- Wichgers — primary (person)

## Timeline

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

- **2021-02-18T06:00:00+00:00** Introduced by Representatives Sortwell, Callahan, Moses, Tittl, Tusler and Wichgers; cosponsored by Senators Jacque and Felzkowski `introduction`
- **2021-02-18T06:00:00+00:00** Read first time and referred to Committee on Environment `reading-1, referral-committee`
- **2021-06-16T05:00:00+00:00** Assembly Substitute Amendment 1 offered by Representatives Sortwell and Kitchens
- **2021-09-21T05:00:00+00:00** Assembly Amendment 1 to Assembly Substitute Amendment 1 offered by Representative Sortwell
- **2021-10-06T05:00:00+00:00** Executive action taken
- **2021-10-20T05:00:00+00:00** Senator Cowles added as a cosponsor
- **2021-10-21T05:00:00+00:00** Report Assembly Amendment 1 to Assembly Substitute Amendment 1 adoption recommended by Committee on Environment, Ayes 6, Noes 2 `committee-passage-favorable`
- **2021-10-21T05:00:00+00:00** Report Assembly Substitute Amendment 1 adoption recommended by Committee on Environment, Ayes 6, Noes 2 `committee-passage-favorable`
- **2021-10-21T05:00:00+00:00** Report passage as amended recommended by Committee on Environment, Ayes 7, Noes 3 `committee-passage-favorable`
- **2021-10-21T05:00:00+00:00** Referred to committee on Rules `referral-committee`
- **2021-10-21T05:00:00+00:00** Placed on calendar 10-26-2021 by Committee on Rules
- **2021-10-26T05:00:00+00:00** Read a second time `reading-2`
- **2021-10-26T05:00:00+00:00** Assembly Amendment 1 to Assembly Substitute Amendment 1 adopted `amendment-passage`
- **2021-10-26T05:00:00+00:00** Assembly Substitute Amendment 1 adopted `amendment-passage`
- **2021-10-26T05:00:00+00:00** Ordered to a third reading `reading-3`
- **2021-10-26T05:00:00+00:00** Rules suspended
- **2021-10-26T05:00:00+00:00** Read a third time and passed `passage, reading-3`
- **2021-10-26T05:00:00+00:00** Ordered immediately messaged
- **2021-10-27T05:00:00+00:00** Received from Assembly `receipt`
- **2021-11-02T05:00:00+00:00** Read first time and referred to committee on Senate Organization `referral-committee`
- **2021-11-02T05:00:00+00:00** Available for scheduling
- **2021-11-05T05:00:00+00:00** Public hearing requirement waived by committee on Senate Organization, pursuant to Senate Rule 18 (1m), Ayes 5, Noes 0
- **2021-11-05T05:00:00+00:00** Placed on calendar 11-8-2021 pursuant to Senate Rule 18(1)
- **2021-11-08T06:00:00+00:00** Read a second time `reading-2`
- **2021-11-08T06:00:00+00:00** Ordered to a third reading `reading-3`
- **2021-11-08T06:00:00+00:00** Rules suspended
- **2021-11-08T06:00:00+00:00** Read a third time and concurred in `passage, reading-3`
- **2021-11-08T06:00:00+00:00** Ordered immediately messaged
- **2021-11-08T06:00:00+00:00** Received from Senate concurred in `receipt`
- **2021-11-12T06:00:00+00:00** LRB correction (Assembly Amendment 1 to Assembly Substitute Amendment 1)
- **2021-11-12T06:00:00+00:00** Report correctly enrolled on 11-12-2021 `enrolled`
- **2021-12-02T06:00:00+00:00** Presented to the Governor on 12-2-2021 `executive-receipt`
- **2021-12-03T06:00:00+00:00** Report approved by the Governor on 12-3-2021. 2021 Wisconsin Act 93 `executive-signature`
- **2021-12-03T06:00:00+00:00** Published 12-4-2021 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/cc0061ba-f361-4149-afe3-f04693b32931`. Confidence: reported (aggregated from official Wisconsin legislature records).