Regulation & law · 17/09/2018

Pratt & Whitney Canada Corp. Proposes Supersession of Airworthiness Directive for PT6B-37A Turboshaft Engines

Pratt & Whitney Canada Corp. is proposing to supersede an existing airworthiness directive for certain PT6B-37A turboshaft engines due to concerns over gearbox damage and contamination, and inadequate bearing installation.

Original source language: Federal Register — All DocumentsOpen original release →

Add your company to Business Communicator

We monitor business sources and connect attention with companies, profiles and services available in Business Communicator.

Create a free company profile Explore businesses on Business Maps →

Create a free company profile →

Explore insights

Healthcare Business News Cybersecurity News Swap Clearing News Trade Regulation News CFTC Regulatory Updates Central Bank Policy News AI in Business News Small Business News Semiconductor News Supply Chain News Renewable Energy News Global Markets Business News

LATEST SIGNALS

Regulation & law · 10/14/2026

Department of War Requests Comments on Proposed Manual for Courts-Martial Amendments

The Department of War (DoW) is seeking comments on proposed changes to the Manual for Courts-Martial (MCM) and has announced a public meeting to receive comments on the changes.

Read summary →

Regulation & law · 10/13/2026

Notice of Intent To Grant Exclusive Patent License to Zyltech Engineering, LLC

The US Department of the Army intends to grant an exclusive patent license to Zyltech Engineering, LLC, a Houston-based company, located at 283 Lockhaven Drive, Suite 122, Houston, TX 77073.

Read summary →

Regulation & law · 10/13/2026

Federal Labor Relations Authority Approves Voluntary Mediation Program

The Federal Labor Relations Authority has approved a voluntary mediation program to help parties resolve negotiability disputes under the Federal Service Labor-Management Relations Statute.

Read summary →

Regulation & law · 10/13/2026

Changes in Mortgage and Loan Insurance Programs Under the National Housing Act

The Federal Housing Administration announces changes in interest rates for debentures issued under the National Housing Act, effective July 1, 2026, impacting loans and mortgages insured by the FHA.

Read summary →

Regulation & law · 10/13/2026

HUD Seeks Comments on Proposed Information Collection for Training and Technical Assistance Surveys

The U.S. Department of Housing and Urban Development (HUD) is requesting public comment on a proposed information collection for Training and Technical Assistance (TTA) surveys, which must be submitted to the Office of Management and Budget (OMB) within 60 days.

Read summary →

Regulation & law · 10/13/2026

Railroad Revenue Adequacy-2025 Determination

The Board announced on October 8, 2026, that four Class I railroads (BNSF Railway Company, CSX Transportation, Inc., Norfolk Southern Combined Railroad Subsidiaries, and Union Pacific Railroad Company) met the 2025 revenue adequacy determinations.

Read summary →