{"data":{"id":"us-va/9vac5-91-710","jurisdiction":"us-va","citation":"9VAC5-91-710","heading":"Upgrade of analyzer system","body":"A. Any requirement to upgrade a certified emissions analyzer system beyond the specifications and requirements described in this chapter and  EPA420-B-04-011 shall apply to all such systems certified under this chapter and shall require an amendment to this chapter except for software or equipment upgrades provided under 9VAC5-91-670 or 9VAC5-91-675 as applicable.\n\nB. Such upgrade may include, but not be limited to, enhanced on-board diagnostic (OBD) testing equipment and electronic vehicle identification systems such as video and audio processes.","path":["Title 9. Environment","Agency 5. State Air Pollution Control Board","Chapter 91. Regulations for the Control of Motor Vehicle Emissions in the Northern Virginia Area"],"source_url":"https://law.lis.virginia.gov/admincode/title9/agency5/chapter91/section710/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:48:43Z","sha256":"9f78e3b0a8a57b5634e2103d5d39df172530efa7fe53d0798f87e2f6c0a48f51","source_id":"us-va-vac","stale":false,"prev":"us-va/9vac5-91-700","next":"us-va/9vac5-91-720"},"notice":"GroundRules: Original legal text. Not legal advice."}