40 CFR § 97.153 - Recordation of CAIR NO allowance allocations.
---
identifier: "/us/cfr/t40/s97.153"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 97.153 - Recordation of CAIR NO allowance allocations."
title_number: 40
title_name: "Protection of Environment"
section_number: "97.153"
section_name: "Recordation of CAIR NO allowance allocations."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "97"
part_name: "FEDERAL NOX BUDGET TRADING PROGRAM, CAIR NOX AND SO2 TRADING PROGRAMS, CSAPR NOX AND SO2 TRADING PROGRAMS, AND TEXAS SO2 TRADING PROGRAM"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401, 7403, 7410, 7426, 7491, 7601, and 7651,"
regulatory_source: "65 FR 2727, Jan. 18, 2000, unless otherwise noted. 71 FR 25396, 25422, and 25443, Apr. 28, 2006"
cfr_part: "97"
---
# 97.153 Recordation of CAIR NO allowance allocations.
(a) By September 30, 2007, the Administrator will record in the CAIR NO<sub>X</sub> source's compliance account the CAIR NO<sub>X</sub> allowances allocated for the CAIR NO<sub>X</sub> units at the source in accordance with § 97.142(a) and (b) for the control period in 2009.
(b) By September 30, 2008, the Administrator will record in the CAIR NO<sub>X</sub> source's compliance account the CAIR NO<sub>X</sub> allowances allocated for the CAIR NO<sub>X</sub> units at the source in accordance with § 97.142(a) and (b) for the control period in 2010.
(c) By September 30, 2009, the Administrator will record in the CAIR NO<sub>X</sub> source's compliance account the CAIR NO<sub>X</sub> allowances allocated for the CAIR NO<sub>X</sub> units at the source in accordance with § 97.142(a) and (b) for the control periods in 2011, 2012, and 2013.
(d) By December 1, 2010 and December 1 of each year thereafter, the Administrator will record in the CAIR NO<sub>X</sub> source's compliance account the CAIR NO<sub>X</sub> allowances allocated for the CAIR NO<sub>X</sub> units at the source in accordance with § 97.142(a) and (b) for the control period in the fourth year after the year of the applicable deadline for recordation under this paragraph.
(e) By December 1, 2009 and December 1 of each year thereafter, the Administrator will record in the CAIR NO<sub>X</sub> source's compliance account the CAIR NO<sub>X</sub> allowances allocated for the CAIR NO<sub>X</sub> units at the source in accordance with § 97.142(a) and (c) for the control period in the year of the applicable deadline for recordation under this paragraph.
(f) *Serial numbers for allocated CAIR NO*<sub>X</sub> *allowances.* When recording the allocation of CAIR NO<sub>X</sub> allowances for a CAIR NO<sub>X</sub> unit in a compliance account, the Administrator will assign each CAIR NO<sub>X</sub> allowance a unique identification number that will include digits identifying the year of the control period for which the CAIR NO<sub>X</sub> allowance is allocated.