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NMB’s servers will be undergoing planned maintenance on Friday November 22, 2024 at 8:00 PM EDT until 12:00 AM EDT. During this time the website may not be available.

NMB Notices

Posts for particularly important NMB information:

NMB Chicago Office Contact Information

Updates to the National Mediation Board’s Representation Manual – July 22, 2024

Arbitrator Travel Reimbursement

NMB Status of Funding and Section 3 Activities for Fiscal Year 2024

Unfunded Liability 2023 and NMB Ambassador Program

Implementation of Proposed Changes to the National Mediation Board’s Representation Manual – January 14, 2022

NMB Status of Funding and Section 3 Activities for Fiscal Year 2023

NMB Ambassador Program

NMB Arbitration Notice: Arbitrator Travel Reinstated

NMB Federal Employee Viewpoint Survey 2022

NMB-Notice Arbitrator Travel Restrictions – October 25, 2022

Unfunded Liability 2022 and NMB Ambassador Program

Implementation of Proposed Changes to the National Mediation Board’s Representation Manual – January 12, 2022

Comment Period for Proposed Changes to the National Mediation Board’s Representation Manual – November 19, 2021

NMB Sample Mail Ballots Notice of Elections

Unfunded Liability 2021 and NMB Ambassador Program

Arbitrator Travel Restrictions

Arbitrator Vaccine Notice FY 2022

Unfunded Liability 2020 and NMB Ambassador Program

NMB Resumes Normal Representation Case Handling

NMB Extends Limits on Representation Case Handling to June 15, 2020

NMB Extends Limits on Representation Case Handling to June 1, 2020

Notice of Reopening – NMB Washington, D.C. Office – 04-17-2020

NMB Washington, D.C. Office Temporarily Closed – April 15 & 16, 2020

Message From The National Mediation Board – 04-02-2020

NMB Temporarily Closes Chicago Office to Visitors – 03-27-2020

Section 3 Arbitration Timelines – 03-27-2020

NMB Modifies Representation Case Handling during COVID-19 Pandemic Health Crisis – 03-25-2020

NMB Arbitrator Travel Restrictions – 03-25-2020

Comment Period for Proposed Changes to the National Mediation Board’s Representation Manual – 09-06-2019

Comment Period for Proposed Changes to the National Mediation Board’s Representation Manual

NMB Caseload Audit – FY 2019

NMB Arbitration Unfunded Liability 2019 and NMB Ambassador Program

NMB Strategic Plan FY-2018 – FY-2022

NMB Contingency Plan for Shutdown 2019

NMB Federal Employee Viewpoint Survey 2018

FY 2020 NMB Performance and Accountability Report (PAR)

For additional questions, please email infoline@nmb.gov