# Reciprocating Internal Combustion Engines (RICE) includes area sources — EPA NESHAP Source Category Applicability Crosswalk For Reciprocating Internal Combustion Engines (RICE) includes area sources, cfr subpart is 40 CFR 63 Subpart ZZZZ; source type is major and area sources; epa category url is https://www.epa.gov/stationary-engines/national-emission-standards-hazardous-air-pollutants-reciprocating-internal-0, recorded from its source on 2026-08-15. - **source category:** Reciprocating Internal Combustion Engines (RICE) includes area sources _(verified: appears in the quote below)_ - **cfr subpart:** 40 CFR 63 Subpart ZZZZ _(verified: appears in the quote below)_ - **source type:** major and area sources _(our reading, not quoted from the source)_ - **epa category url:** https://www.epa.gov/stationary-engines/national-emission-standards-hazardous-air-pollutants-reciprocating-internal-0 _(our reading, not quoted from the source)_ ## What the source says > Reciprocating Internal Combustion Engines (RICE) includes area sources | 40 CFR 63 Subpart ZZZZ ## Source - https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8 Last verified: 2026-08-15. Review by: 2026-12-13. Part of [EPA NESHAP Source Category Applicability Crosswalk](https://referencesource.org/neshap-source-category-crosswalk/).