Large Spark-Ignition (LSI) Engine Fleet Requirements Regulation Reporting Forms and Enforcement Advisories
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The forms below are used to either request updates to information in a fleet's DOORS account that is not available for the fleet owner to update directly, or to submit information to CARB to complete annual reporting requirements.
| Annual Reporting Form | Description |
| Attestation | An attestation must be submitted to CARB by June 30th of each year subsequent to the submittal of the Initial Report. The LSI annual reporting period begins June 1st and ends June 30th. |
| Request for a Change in DOORS Information | Description |
| Contact Information | Use this form to request changes to your fleet's contact information, including a request for a new username or password. |
| Adding Equipment with an Existing EIN | Use this form to request to add equipment with an existing equipment identification number to your fleet if the previous owner has not sold the piece of equipment in DOORS |
| Equipment/Engine Information Changes for Previously Reported Equipment | Use this form to request changes to equipment or engine information originally reported by a previous owner (e.g., equipment was purchased with an existing EIN, but some of the equipment or engine information is incorrect). |
Below you will find a list of enforcement and regulatory advisories issued regarding the Large Spark-Ignition (LSI) Engine Fleet Requirements Regulation.
| Implementation and Enforcement Advisories | Description |
| Advisory 441 | Enforcement of the Off-Road Large Spark-Ignition (LSI) Engine Fleet Requirements Regulation. |
| Advisory 08-03 | Exclude from the fleet average calculation fully controlled late model year LSI equipment fleets and LSI equipment with engines greater than three liters in displacement; Extend deadline for use of purchase orders in the fleet average calculations. |
| Advisory 08-02 | Exclusion of gasoline-fueled ground support equipment from the LSI fleet average calculation. |
| Advisory 08-01 | Delay in enforcement of first LSI compliance date. Allow purchase orders into fleet average calculation. |