
                 UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
                NATIONAL VEHICLE AND FUEL EMISSIONS LABORATORY
                             2000 TRAVERWOOD DRIVE
                           ANN ARBOR, MI  48105-2498


									     OFFICE OF
									AIR AND RADIATION
January 3, 2022

MEMORANDUM

SUBJECT: Calculation of Burden

FROM: 	G. Cullen Leggett, Aerospace Engineer
	Assessment and Standards Division
	Office of Transport and Air Quality
	U.S. Environmental Protection Agency

TO:	Information Collection Request; Aircraft Engine Supplemental Information Related to Exhaust Emissions (Renewal)
	Docket EPA-HQ-OAR-2016-0546



This memo documents the calculation of burden for the ICR renewal and amendment. Data from Bureau of Labor and Statistics (BLS) on wages and the Producer Price Index (PPI) was used in these calculations. This data has been included in the attached Excel file.  The Excel file separates the calculations on different sheets.  These are described below:
 Read me  -  Overview of file
 BLS OES Report  -  Data from BLS on wages in "Aerospace Product and Parts Manufacturing" 
 BLS PPI Inflation Calc  -  PPI data for "Aircraft Engine and Engines Parts Manufacturing" Industry from 2007-2017.   Rows 26-32 calculate inflation rate from Jan. 2015-Jan. 2021.
 Respondent Burden  -  Calculation of respondent burden to existing and new collections
 Government Burden  -  Calculation of government burden to existing and new collections
 Total Burden  -  Summary of respondent and government burden 

Attachments: 
Burden Calculations-FR2_Final.xlsx
