# Special Conditions: Embraer S.A. Model ERJ 190-400 Airplane; Embraer Enhanced Takeoff System

**Action Urgency Score:** 55/100

| Field | Value |
|---|---|
| Agency | Transportation Department; Federal Aviation Administration |
| Type | Proposed rule |
| Action | Notice of proposed special conditions. |
| Published | 2026-10-27 |
| Comments close | 2026-11-27 |
| Significant | No |
| CFR parts | 14 CFR 25 |
| Summary | This action proposes special conditions for the Embraer S.A. (Embraer) Model ERJ 190-400 series airplane. This airplane will have a novel or unusual design feature when compared to the state of technology envisioned in the airworthiness standards for transport category airplanes. This design feature is a functionality known as the Embraer Enhanced Takeoff System (E\2\TS). The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These proposed special conditions contain the additional safety standards that the Administrator consid |
| Document number | 2026-21907 |

## Why this score
- Comment deadline within 30 days.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/10/27/2026-21907/special-conditions-embraer-sa-model-erj-190-400-airplane-embraer-enhanced-takeoff-system). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.