The U.S. aircraft register, updated daily
Special conditions

Rolls Royce Model RB-211-22C Engine

Special conditions are rules the FAA writes for one design when the standard certification rules do not cover something new about it. These were for Rolls-Royce. System: engine.

What it applies to

Applicant
Rolls-Royce
Makes
Rolls-Royce
Models
—
Effective
January 20, 1972
The FAA's document
On the FAA's site

Source: FAA special conditions (final) from the Dynamic Regulatory System; the Federal Register carries the same notices.