Air Toxics Notebook
Engine Test Cells & Stands -  Subpart PPPPP

Applicability: eCFR Subpart PPPPP []

Applies to major sources of HAP that operate an engine test cell/stand, which tests uninstalled stationary or mobile engines.
Rules apply to small, area sources? No
Known Sources in NDEQ Jurisdiction: No
Date of Original Final Rule: 5/27/03
Amendments Dates: 08/28/2003 - Final Rule; Correction
05/27/2003 - Final Rule
State Regulations (Title 129): Title 129, Chapter 28, Section 001.74. Sources are also responsible for ensuring they are in compliance with current federal requirements found for this subpart in the CFR.
Federal Regulations: 40 CFR 63.9280
Related Rules:

NSPS - 40 CFR Part 60

Subpart IIII – Stationary Compression Ignition Internal Combustion Engines
Subpart JJJJ - Stationary Spark Ignition Internal Combustion Engines

NESHAP - 40 CFR Part 63
Subpart ZZZZ - Reciprocating Internal Combustion Engines
Regulations and Federal Registers:
eCFR Subpart PPPPP []

(See attached file: 5P- Fed. Reg. 2003-08-28 - Final Rule; Correction.pdf)

(See attached file: 5P- Fed. Reg. 2003-05-27 - Final Rule.pdf)

SizeFile Name
108 KB 5P- Fed. Reg. 2003-08-28 - Final Rule; Correction.pdf
249 KB 5P- Fed. Reg. 2003-05-27 - Final Rule.pdf
Important Dates:
FAQs, Fact Sheets, and Rule Summaries: EPA's Subpart PPPPP Website [] - contains federal register notices and implementation tools
Presentations, Training and Articles:
Other Information and Resources: (See attached file: 5P - EPA Letter Calculating Reconstruction.pdf)
SizeFile Name
179 KB 5P - EPA Letter Calculating Reconstruction.pdf
Page Last Updated: 7/6/18