---
kind: "section"
citation: "40 C.F.R. § 97.153"
title: "40"
number: "97.153"
heading: "Recordation of CAIR NO X allowance allocations."
url: "https://uscodex.org/cfr/40/97.153"
---

# §97.153. Recordation of CAIR NO X allowance allocations.

- (a) By September 30, 2007, the Administrator will record in the CAIR NOX source's compliance account the CAIR NOX allowances allocated for the CAIR NOX units at the source in accordance with § [97.142(a)](/cfr/40/97.142.md?p=a) and [(b)](/cfr/40/97.142.md?p=b) for the control period in 2009.
- (b) By September 30, 2008, the Administrator will record in the CAIR NOX source's compliance account the CAIR NOX allowances allocated for the CAIR NOX units at the source in accordance with § [97.142(a)](/cfr/40/97.142.md?p=a) and [(b)](/cfr/40/97.142.md?p=b) for the control period in 2010.
- (c) By September 30, 2009, the Administrator will record in the CAIR NOX source's compliance account the CAIR NOX allowances allocated for the CAIR NOX units at the source in accordance with § [97.142(a)](/cfr/40/97.142.md?p=a) and [(b)](/cfr/40/97.142.md?p=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 NOX source's compliance account the CAIR NOX allowances allocated for the CAIR NOX units at the source in accordance with § [97.142(a)](/cfr/40/97.142.md?p=a) and [(b)](/cfr/40/97.142.md?p=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 NOX source's compliance account the CAIR NOX allowances allocated for the CAIR NOX units at the source in accordance with § [97.142(a)](/cfr/40/97.142.md?p=a) and [(c)](/cfr/40/97.142.md?p=c) for the control period in the year of the applicable deadline for recordation under this paragraph.
- (f) **Serial numbers for allocated CAIR NO—** X allowances. When recording the allocation of CAIR NOX allowances for a CAIR NOX unit in a compliance account, the Administrator will assign each CAIR NOX allowance a unique identification number that will include digits identifying the year of the control period for which the CAIR NOX allowance is allocated.

## Notes

### Authority

Authority: 42 U.S.C. 7401, 7403, 7410, 7426, 7491, 7601, and 7651, et seq.

### Source

Source: 65 FR 2727, Jan. 18, 2000, unless otherwise noted. 71 FR 25396, 25422, and 25443, Apr. 28, 2006