US Code

Public Law 119-73 (01/23/2026)

42 U.S.C. § 7548

Study of particulate emissions from motor vehicles

(a)

Study and analysis

(1)
section 7521 of this title The Administrator shall conduct a study concerning the effects on health and welfare of particulate emissions from motor vehicles or motor vehicle engines to which applies. Such study shall characterize and quantify such emissions and analyze the relationship of such emissions to various fuels and fuel additives.
(2)
The study shall also include an analysis of particulate emissions from mobile sources which are not related to engine emissions (including, but not limited to tire debris, and asbestos from brake lining).
(b)

Report to Congress

The Administrator shall report to the Congress the findings and results of the study conducted under subsection (a) not later than two years after . Such report shall also include recommendations for standards or methods to regulate particulate emissions described in paragraph (2) of subsection (a).

July 14, 1955, ch. 360Pub. L. 95–95, title II, § 224(d)91 Stat. 767(, title II, § 214, as added , , .)

Editorial Notes

Prior Provisions

Pub. L. 95–95section 7550 of this titleA prior section 214 of act , was renumbered section 216 by and is classified to .

Statutory Notes and Related Subsidiaries

Effective Date

section 406(d) of Pub. L. 95–95section 7401 of this titleSection effective , except as otherwise expressly provided, see , set out as an Effective Date of 1977 Amendment note under .

Study on Suspended Particulate Matter

Pub. L. 95–95, title IV, § 403(a)91 Stat. 792, , , directed Administrator of EPA, not later than 18 months after , in cooperation with National Academy of Sciences, to study and report to Congress on relationship between size, weight, and chemical composition of suspended particulate matter and nature and degree of endangerment to public health or welfare presented by such particulate matter and availability of technology for controlling such particulate matter.