Pursuant to the
Paperwork Reduction Act and OMB regulations, this collection of
information is approved through December 1992. Before EPA resubmits
this collection for PRA review EPA should conduct additional
research to measure and correct any biases arising from selection
artifacts or any interaction between the model and flaws in the
selection process. The results of this research and any corrective
action taken or proposed should be described fully in the next
request for approval of this collection.
Inventory as of this Action
Requested
Previously Approved
12/31/1992
12/31/1992
12/31/1990
5,270
0
6,500
2,051
0
2,886
0
0
0
THE EMISSION FACTORS SURVEY TESTS A
RANDOM SAMPLE OF PRIVATELY OWNED MOTOR VEHICLES, STRATIFIED BY
CLASS OF VEHICLE AND BY MILEAGE OF VEHIC USED WITHIN EACH CLASS,
FOR THE PURPOSE OF CHARACTERIZING LEVELS OF EXHAUST POLLUTANTS FOR
EACH COMBINATION OF CLASS AND MILEAGE IN THE SAMPLE. THE DATA
GENERATED BY THIS SURVEY ARE USED TO MEASURE MODEL A
On behalf of this Federal agency, I certify that
the collection of information encompassed by this request complies
with 5 CFR 1320.9 and the related provisions of 5 CFR
1320.8(b)(3).
The following is a summary of the topics, regarding
the proposed collection of information, that the certification
covers:
(i) Why the information is being collected;
(ii) Use of information;
(iii) Burden estimate;
(iv) Nature of response (voluntary, required for a
benefit, or mandatory);
(v) Nature and extent of confidentiality; and
(vi) Need to display currently valid OMB control
number;
If you are unable to certify compliance with any of
these provisions, identify the item by leaving the box unchecked
and explain the reason in the Supporting Statement.