StacksVerified U.S. regulatory reference

40 CFR Part 98, Table I-8

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov

Manufacturing type/process type/wafer size | N2 O

Semiconductor Manufacturing: |

200 mm or Less: |

CVD 1-Ui1
Other Manufacturing Process 1-Ui1

300 mm or greater: |

CVD 1-Ui0.5
Other Manufacturing Process 1-Ui1

LCD Manufacturing: |

CVD Thin Film Manufacturing 1-Ui0.63
All other N2 O Processes1

[89 FR 31921, Apr. 25, 2024]