---
type: "Bill"
title: "Courts - Evidence of Sexually Assaultive Behavior - Admissibility (Repeat Sexual Predator Prevention Act of 2018)"
description: "Courts - Evidence of Sexually Assaultive Behavior - Admissibility (Repeat Sexual Predator Prevention Act of 2018)"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2018"
identifier: "HB 301"
citation: "Maryland HB 301 (2018)"
classification: ["bill"]
subjects: ["Criminal Law - Procedure", "Criminal Law - Substantive Crimes", "Courts", "Evidence", "Hearings", "Sexual Offenses", "Trials"]
status: "enacted"
primary_sponsors: ["Atterbeary"]
version_count: 1
action_count: 13
vote_count: 2
first_action: "2018-01-19"
last_action: "2018-05-08"
source: "openstates"
source_identifier: "ocd-bill/77eb1cb8-be22-48b4-b36b-531c50607d13"
source_url: "http://mgaleg.maryland.gov/webmga/frmMain.aspx?id=HB301&stab=01&pid=billpage&tab=subject3&ys=2018rs"
source_hash: "bcc65809719932fdcf75202b8f0d5aee068ee9d01ba32a09945f4ca2a97b8e95"
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-md"]
---

# Maryland HB 301 (2018) — Courts - Evidence of Sexually Assaultive Behavior - Admissibility (Repeat Sexual Predator Prevention Act of 2018)

## Version chain

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

1. **Bill Text** (committee substitute) — [source](http://mgaleg.maryland.gov/2018RS/bills/hb/hb0301f.pdf)

## Votes

- On Third Reading — **46–0** (pass) · upper
- On Third Reading — **137–0** (pass) · lower

## Sponsors

- Atterbeary — primary (person)
- A. Miller — cosponsor (person)
- A. Washington — cosponsor (person)
- Adams — cosponsor (person)
- Afzali — cosponsor (person)
- Ali — cosponsor (person)
- Anderson — cosponsor (person)
- Anderton — cosponsor (person)
- Angel — cosponsor (person)
- Arentz — cosponsor (person)
- Aumann — cosponsor (person)
- Barron — cosponsor (person)
- Beitzel — cosponsor (person)
- Bromwell — cosponsor (person)
- Buckel — cosponsor (person)
- C. Howard — cosponsor (person)
- Carozza — cosponsor (person)
- Cassilly — cosponsor (person)
- Ciliberti — cosponsor (person)
- Clark — cosponsor (person)
- Cluster — cosponsor (person)
- Conaway — cosponsor (person)
- Corderman — cosponsor (person)
- Cullison — cosponsor (person)
- D. Barnes — cosponsor (person)
- Davis — cosponsor (person)
- Fennell — cosponsor (person)
- Fisher — cosponsor (person)
- Flanagan — cosponsor (person)
- Folden — cosponsor (person)
- Ghrist — cosponsor (person)
- Gibson — cosponsor (person)
- Glass — cosponsor (person)
- Glenn — cosponsor (person)
- Grammer — cosponsor (person)
- Hettleman — cosponsor (person)
- Hill — cosponsor (person)
- Hornberger — cosponsor (person)
- Impallaria — cosponsor (person)
- Jackson — cosponsor (person)
- Jacobs — cosponsor (person)
- Jalisi — cosponsor (person)
- Jameson — cosponsor (person)
- Kelly — cosponsor (person)
- Kipke — cosponsor (person)
- Kittleman — cosponsor (person)
- Knotts — cosponsor (person)
- Kramer — cosponsor (person)
- Krebs — cosponsor (person)
- Krimm — cosponsor (person)
- Malone — cosponsor (person)
- Mautz — cosponsor (person)
- McComas — cosponsor (person)
- McConkey — cosponsor (person)
- McCray — cosponsor (person)
- McDonough — cosponsor (person)
- McIntosh — cosponsor (person)
- McKay — cosponsor (person)
- McMillan — cosponsor (person)
- Metzgar — cosponsor (person)
- Miele — cosponsor (person)
- Morales — cosponsor (person)
- Morgan — cosponsor (person)
- Morhaim — cosponsor (person)
- Mosby — cosponsor (person)
- Otto — cosponsor (person)
- P. Young — cosponsor (person)
- Parrott — cosponsor (person)
- Patterson — cosponsor (person)
- Pena-Melnyk — cosponsor (person)
- Proctor — cosponsor (person)
- Queen — cosponsor (person)
- Reilly — cosponsor (person)
- Rey — cosponsor (person)
- Rose — cosponsor (person)
- Rosenberg — cosponsor (person)
- S. Howard — cosponsor (person)
- Saab — cosponsor (person)
- Sanchez — cosponsor (person)
- Shoemaker — cosponsor (person)
- Szeliga — cosponsor (person)
- Turner — cosponsor (person)
- Valderrama — cosponsor (person)
- Valentino-Smith — cosponsor (person)
- Vogt — cosponsor (person)
- W. Miller — cosponsor (person)
- West — cosponsor (person)
- Wilkins — cosponsor (person)
- Wilson — cosponsor (person)
- Wivell — cosponsor (person)

## Timeline

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

- **2018-01-22** First Reading Judiciary `referral-committee`
- **2018-01-19** Hearing 1/30 at 1:00 p.m.
- **2018-03-15** Favorable with Amendments Report by Judiciary `committee-passage-favorable`
- **2018-03-16** Favorable with Amendments {172019/1 Report Adopted `committee-passage-favorable`
- **2018-03-16** Second Reading Passed with Amendments
- **2018-03-19** Third Reading Passed (137-0) `passage`
- **2018-03-19** First Reading Judicial Proceedings `referral-committee`
- **2018-04-02** Favorable Report by Judicial Proceedings `committee-passage-favorable`
- **2018-04-03** Favorable Report Adopted `committee-passage-favorable`
- **2018-04-03** Second Reading Passed
- **2018-04-04** Third Reading Passed (46-0) `passage`
- **2018-04-05** Returned Passed
- **2018-05-08** Approved by the Governor - Chapter 362 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/77eb1cb8-be22-48b4-b36b-531c50607d13`. Confidence: reported (aggregated from official Maryland legislature records).