Mary L. Slisz at a glance
- Current role
- Supreme Court Justice
- Jurisdiction
- New York · State
- Judicial service
- Active
- Term and retention
- Current term ends 2028
Mary L. Slisz
Supreme Court Justice · Erie County Supreme Court
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Biography
Professional career
- Justice, New York Supreme Court, Erie County, Buffalo, NY, 2017-2030
- Managing Partner, Lo Tempio & Brown PC, Buffalo, NY, 2014-2016
Education
- University of Dayton — J.D. (1983)
- Canisius College — B.A. (1980)
Additional information
- Various legal positions, LoTempio PC Law Group, 1979-2014
- Adjunct Faculty, Holy Angels Academy, 1994-2000
- NYS Board of Bar Examiners, 1987-1988
Applicable Court Rules & Procedures
Recording and broadcasting
Statewide
New York statewide rules require permission before photographing, filming, videotaping, audiotaping, broadcasting, or telecasting in court facilities, including courtrooms.
Taking photographs, films or videotapes, or audiotaping, broadcasting or telecasting, in a courthouse including any courtroom, office or hallway thereof, at any time or on any occasion, whether or not the court is in session, is forbidden, unless permission of the Chief Administrator of the Courts or a designee of the Chief Administrator is first obtainedPart 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings ↗
Exhibits
Statewide
The official Guide to New York Evidence identifies court control over presentation of evidence as a statewide evidence topic; counsel should expect the assigned judge to control the mode and order of proof.
1.07. COURT CONTROL OVER PRESENTATION OF EVIDENCEGuide to New York Evidence: Article 1, General Provisions and Court's Role ↗
Statewide
In New York Supreme Court and County Court civil cases, the court may require indexed trial exhibit binders, notebooks, or electronic equivalents for the court, counsel, and witnesses.
The court may direct that on the first day of trial or at such other time as the court may set, counsel shall submit an indexed binder or notebook, or the electronic equivalent, of trial exhibits for the court's use.Part 202: Uniform Civil Rules for the Supreme Court and the County Court ↗
Statewide
Civil trial counsel in New York Supreme Court and County Court must confer before trial and attempt to agree on exhibits to be offered without objection, unless the court directs otherwise.
Counsel for the parties shall consult prior to trial and shall in good faith attempt to agree upon the exhibits that will be offered into evidence without objection.Part 202: Uniform Civil Rules for the Supreme Court and the County Court ↗
Remote appearances
Statewide
For Commercial Division matters, New York rules encourage Virtual Evidence Courtrooms for managing and presenting trial evidence after authorization by request or court direction.
Virtual Evidence Courtrooms (VECs) may be used to facilitate real-time access to trial exhibits and other relevant documents.Part 202.70 Commercial Division Rules: Virtual Evidence Courtrooms and Trial Exhibits ↗
Statewide
For New York criminal proceedings, virtual and hybrid appearances are governed by Part 200 consent, objection, public-access, and calendar-update requirements.
For all hybrid proceedings, all electronic appearances shall be projected in the physical courtroom in which the in-person portion of the proceeding is taking place in such a manner as to provide a reasonable opportunity for members of the public to view and hear the participants appearing electronically.Part 200: Uniform Rules for Courts Exercising Criminal Jurisdiction ↗
Published courtroom rules
Judge and named-part rules
Published judge / part rules (30 excerpts)
See document heading and cited passage; do not apply outside the issuing part or proceeding.
Official rules document ↗ · Collected 2026-10-27
Motion practice
MOTIONS are heard on any business day, by appointment only. Before a motion or cross motion will be scheduled the papers must be filed and paid for. Counsel must comply with CPLR 2214 time requirements when serving moving, opposing and reply papers.
Source page 1Motion practice
FORECLOSURE MOTIONS are heard on the first Wednesday of the month. Motions are on paper only, unless oral argument is requested and granted.
Source page 1Filing and working copies
NO PAPERS MAY BE SUBMITTED BY FAX OR EMAIL the Court will not consider any such submission, short of extenuating circumstances.
Source page 1Communications with chambers
Orders of Protection – if requested, contact the assigned judge’s chambers or the Chief Clerk’s office if unassigned. You must email the Protective Registry Information Sheet to the Court Clerk with the application. If an individual is in imminent danger, call the police.
Source page 1Adjournments
ADJOURNMENTS are only granted with approval of the judge and must be requested with the Adjournment Request Form [see below], via email or fax to chambers. Telephone requests and emails without the Adjournment Request Form will not be considered. It is counsel’s responsibility to arrange the adjournment request with opposing counsel’s and AFC’s office and the clients. If you do not receive approval from the Court, you must appear as scheduled. Only the Court may excuse appearances by parties.
Source page 1Conferences and appearances
PRELIMINARY CONFERENCES are held all day on Thursdays and Friday mornings and must be held within 45 days of the filing of an RJI as required by 22 NYCRR 202.12 (b). Attendance is mandatory for parties and counsel. The Preliminary Matrimonial Information Sheet, a retainer agreement, summons, affidavit of service, a certified DRL § 236 (B) affidavit must be provided to the Court and opposing counsel 10 days prior to the conference. Be prepared to discuss issues of pendente lite relief.
Source page 2Conferences and appearances
The Preliminary Conference Order [PCO] is sent with the PC notice. The PCO, including the addendum, must be completed as set forth in the notice.
Source page 2Adjournments
PRELIMINARY CONFERENCE ADJOURNMENTS - because of the limited time to hold a Preliminary Conference, adjournment requests will only be considered within 3 business days of the notice. Therefore, you must confirm your client’s availability immediately upon receipt of the notice. The Adjournment Request Form must be used if the attorneys and clients are not available.
Source page 2Filing and working copies
FINAL JUDGMENT ROLL – All items on the Checklist must be uploaded to NYSCEF.
Source page 2Motion practice
QUANTUM MERUIT APPLICATIONS – must be filed as a motion. Counsel should review 22 NYCRR 1400.2, 1400.3 1400.9 and 22 NYCRR 202.16 for the filing requirements.
Source page 2Adjournments
[ ] I have notified my client of [ ] my request or [ ] opposing counsel’s request for this adjournment.
Source page 3Adjournments
[ ] I hereby affirm that I have the consent of all counsel or self-represented litigant to adjourn this matter. All counsel and the parties are available on the following future dates and times. Please provide three alternatives. The dates must be within 2 weeks of the original date.
Source page 3Adjournments
[ ] I hereby affirm that I do NOT have the consent of all counsel to adjourn this matter. The reason
Source page 3Conferences and appearances
(b) If the parties do not notify the Court that all issues related to custody are resolved, a conference shall be held on at which time the Court shall determine the need for an Attorney for the Child/Guardian ad Litem and/or a forensic evaluation and set a schedule for resolving all issues relating to custody.
Source page 7Communications with chambers
(b) Electronic Evidence: For the relevant periods relating to the issues in this litigation, each party shall maintain and preserve all electronic files, other data generated by and/or stored on the party’s computer system(s) and storage media (i.e. hard drives, floppy disks, backup tapes), or other electronic data. Such items include, but are not limited to, e mail and other electronic communications, word processing documents, spreadsheets, data bases, calendars, telephone logs, contact manager information, internet usage files, offline storage or information stored on removable media, information contained on laptops or other portable devices, and network access information.
Source page 8Discovery
Interrogatories are limited to 25 including subparts unless the parties stipulate, or the court orders otherwise. In this proceeding The parties stipulate OR the court orders Interrogatories including subparts.
Source page 9Discovery
Nonparty depositions shall be completed by . All depositions shall be limited to 7 hours in length, except as follows
Source page 10Courtroom conduct and technology
Parties and non-parties should adhere to the Guidelines on Electronically Stored Information contained in Appendix A to the Uniform Civil Rules for Supreme and County Courts in accordance with 22 NYCRR 202.20(j).
Source page 10Motion practice
Each party acknowledges that he/she has received a copy of the Automatic Statutory Restraints/Automatic Orders (D.R.L. §236[B][2]). Each party acknowledges that he/ she understands that he/she is bound by those Restraints/Orders during the pendency of this action, unless terminated, modified, or amended by order of the Court upon motion of either party or upon written agreement between the parties duly executed and acknowledged.
Source page 12Conferences and appearances
2. Both parties are represented by Counsel, and Counsel shall meet prior to the compli- ance conference scheduled below in a good faith effort to resolve any outstanding issues without Court intervention. OR This provision is not applicable because one or both parties is unrepresented; and the conference will occur with the Court.
Source page 15Conferences and appearances
3. Both parties are represented by Counsel, and each party intends to call an expert wit- ness on any issues of finances described in Paragraph D of this Preliminary Conference Stipulation/Order, and Counsel shall meet to identify those aspects of their respective testimony not in dispute. OR This provision is not applicable because one or both parties is unrepresented.or because the expert testimony relates to matters of child custo- dy or parental access, domestic violence, domestic abuse, or child neglect or abuse; and the conference will occur with the Court.
Source page 15Conferences and appearances
At the conference, counsel shall also be prepared to discuss settlement.
Source page 15Trial exhibits and witnesses
(i) the requirements of NYCRR section 202.34 regarding pre-marking of exhibits shall not apply OR shall apply; (ii) Exhibit Books shall not be required OR shall be required (iii) Pre-Trial Memoranda shall not be required OR shall be required
Source page 15Filing and working copies
6. A Note of Issue shall be filed on or before . Failure to file a Note of Issue as directed herein may result in dismissal pursuant to CPLR 3216.
Source page 16Communications with chambers
[ ] That by stipulation of the parties, the parties agree to communicate using the following application, to wit: __________________________. Both parties shall cooperate in setting up the application and shall communicate regarding the children only using this program, unless there is an emergency situation involving one of the children.
Source page 17Conferences and appearances
1. [ ] THAT that the Plaintiff’s Proposed Property Settlement Agreement and/or Child Custody/Parenting Agreement shall be received by Defendant on or before ______________. The Defendant shall respond to same within two (2) weeks of the receipt of the proposal.
Source page 19Communications with chambers
2. [ ] The Court directs that the parties and their respective counsel are to appear at a compliance conference to be held on __________ at ________ am/pm virtually on __________________________ at ________ AM/PM via Microsoft Teams by dialing 1-347-378-4143 from any telephone and entering conference ID ________________ . All discovery as set forth herein above is expected to be completed prior to the compliance conference. At the conference, counsel shall be prepared to discuss settlement.
Source page 19Communications with chambers
Parties [ ] must [ ] need not attend [ ] be available to counsel by telephone.
Source page 19Communications with chambers
3. [ ] THAT this matter shall be set down for [ ] motions to be held virtually on ________________ at ________ AM/PM by dialing 1-347-378-4143 from any telephone and entering conference ID ________________# when prompted or in person, if directed by the Court in Part ______. All motions and responding papers must meet CPLR requirements. All responding papers must be submitted two business days prior to the return date.
Source page 19Communications with chambers
4. [ ] THAT this matter shall be set down for a Settlement Conference on to be held to be held [ ] virtually on __________________________ at ________ AM/PM by dialing 1-347-378-4143 from any telephone and entering conference ID ________________# when prompted with chambers or [ ] in person with [ ] Part ____ or with [ ] Matrimonial Expedite Part, 5th Floor, 25 Delaware Avenue, Buffalo, New York 14202. Counsel must attend allowing the full time designated by the Court for the same [ ] with clients [ ] without clients.
Source page 19Shared court rules
22 NYCRR Part 200 — Uniform Rules Courts Exercising Criminal Jurisdiction
Erie County Supreme Court
State criminal proceedings only; section-specific court and case exceptions remain applicable.
Official source ↗ · Collected 2026-10-2722 NYCRR Part 202 — Uniform Civil Rules Supreme Court And County Court
Erie County Supreme Court
Civil actions and proceedings only; section-specific and specialized-part restrictions remain applicable.
Official source ↗ · Collected 2026-10-27Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings
Erie County Supreme Court
Scope is limited to the court class in the source claim. Shared court context only; case-type restrictions, exceptions, later amendments and case orders apply. This is not a personal preference or a complete rules inventory.
Official source ↗ · Collected 2026-07-26Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings
Erie County Supreme Court
Scope is limited to the court class in the source claim. Shared court context only; case-type restrictions, exceptions, later amendments and case orders apply. This is not a personal preference or a complete rules inventory.
Official source ↗ · Collected 2026-07-26Sources
Identity source checked July 26, 2026.
Biography sources checked August 2, 2026.
New York State Unified Court System Judicial Directory official judicial roster
Identity source · HTML · Source checked July 26, 2026
View New York State Unified Court System Judicial Directory official judicial roster ↗CourtListener judicial biographical directory
Identity source · HTML · Source checked August 2, 2026
View CourtListener judicial biographical directory ↗Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings
Statewide source · HTML · Source checked July 26, 2026
View Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings ↗Guide to New York Evidence: Article 1, General Provisions and Court's Role
Statewide source · HTML · Source checked July 26, 2026
View Guide to New York Evidence: Article 1, General Provisions and Court's Role ↗Part 202: Uniform Civil Rules for the Supreme Court and the County Court
Statewide source · HTML · Source checked July 26, 2026
View Part 202: Uniform Civil Rules for the Supreme Court and the County Court ↗Part 202.70 Commercial Division Rules: Virtual Evidence Courtrooms and Trial Exhibits
Statewide source · HTML · Source checked July 26, 2026
View Part 202.70 Commercial Division Rules: Virtual Evidence Courtrooms and Trial Exhibits ↗Part 200: Uniform Rules for Courts Exercising Criminal Jurisdiction
Statewide source · HTML · Source checked July 26, 2026
View Part 200: Uniform Rules for Courts Exercising Criminal Jurisdiction ↗