40 CFR § 1048.145 - Are there interim provisions that apply only for a limited time?

---
identifier: "/us/cfr/t40/s1048.145"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 1048.145 - Are there interim provisions that apply only for a limited time?"
title_number: 40
title_name: "Protection of Environment"
section_number: "1048.145"
section_name: "Are there interim provisions that apply only for a limited time?"
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "U"
subchapter_name: "AIR POLLUTION CONTROLS"
part_number: "1048"
part_name: "CONTROL OF EMISSIONS FROM NEW, LARGE NONROAD SPARK-IGNITION ENGINES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401-7671q."
regulatory_source: "67 FR 68347, Nov. 8, 2002, unless otherwise noted."
cfr_part: "1048"
---


# 1048.145 Are there interim provisions that apply only for a limited time?

The interim provisions in this section apply instead of other provisions in this part. This section describes when these interim provisions expire.

(a)-(f) [Reserved]

(g) *Small-volume provisions.* If you qualify for the hardship provisions in § 1068.250 of this chapter, we may approve extensions of up to four years total.

[86 FR 34515, June 29, 2021]