Regional Conformity Determinations
Federal approvals of regional transportation conformity determinations for the Regional Transportation Plan, Federal Transportation Improvement Program, and amendments from the Federal Highway Administration and the Federal Transit Administration may be provided electronically through the California Transportation Improvement Program System database, including federal approval date and federal approval letters. Federal approval letters will continue to be produced for project-level conformity determinations.
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| Title | Date | Category | Available Files |
|---|---|---|---|
| 2025 FTIP and 2024-2050 RTP/SCS Amendment 1 Transportation Conformity Determination Federal Approval Letter | 12/16/2024 | Programs ＆ Projects | |
| 2024-2050 RTP/SCS and 2023 FTIP Amendment No. 23-26 Transportation Conformity Determination Federal Approval Letter | 05/10/2024 | Programs ＆ Projects | |
| 2020-2045 RTP/SCS (Connect SoCal) Amendment #3 and 2023 FTIP Consistency Amendment No. 23-03 Transportation Conformity Determination Electronical Federal Approval through the California Transportation Improvement Program System Database | 06/09/2023 | Programs ＆ Projects | |
| 2023 FTIP and 2020-2045 RTP/SCS (Connect SoCal) Amendment #2 Transportation Conformity Determination Federal Approval Letter | 12/16/2022 | Programs ＆ Projects | |
| 2020-2045 RTP/SCS (Connect SoCal) Amendment #1 and 2021 FTIP Amendment No. 21-05 Transportation Conformity Determination Federal Approval Letter | 01/04/2022 | Programs ＆ Projects | |
| 2021 FTIP and 2021 FTIP Amendment No. 21-01 Transportation Conformity Determination Federal Approval Letter | 04/16/2021 | Programs ＆ Projects | |
| 2020-2045 RTP/SCS (Connect SoCal) Transportation Conformity Determination Federal Approval Letter | 06/05/2020 | Programs ＆ Projects | |
| 2019 FTIP and 2016-2040 RTP/SCS Amendment #3 Transportation Conformity Determination Federal Approval Letter | 12/17/2018 | Programs ＆ Projects | |
| 2016-2040 RTP/SCS Amendment #2 and 2017 FTIP Consistency Amendment No. 17-07 Transportation Conformity Determination Federal Approval Letter | 08/01/2017 | Programs ＆ Projects | |
| 2016-2040 RTP/SCS Amendment #1 and 2017 FTIP Consistency Amendment No. 17-03 Transportation Conformity Determination Federal Approval Letter | 05/12/2017 | Programs ＆ Projects | |
| 2017 FTIP Transportation Conformity Determination Federal Approval Letter | 12/16/2016 | Programs ＆ Projects | |
| 2016-2040 RTP/SCS Transportation Conformity Determination Federal Approval Letter | 06/01/2016 | Programs ＆ Projects | |
| 2012-2035 RTP/SCS and 2015 FTIP Conformity Re-Determination Federal Approval Letter for 2012 Annual PM2.5 National Ambient Air Quality Standards | 04/06/2016 | Programs ＆ Projects | |
| 2015 FTIP and 2012-2035 RTP/SCS Amendment #2 Transportation Conformity Determination Federal Approval Letter | 12/15/2014 | Programs ＆ Projects | |
| 2012-2035 RTP/SCS Amendment #1 and 2013 FTIP Amendment No. 23-04 Transportation Conformity Determination Federal Approval Letter | 07/15/2013 | Programs ＆ Projects | |
| 2012-2035 RTP/SCS and 2013 FTIP Conformity Re-Determination Federal Approval Letter for the 2008 8-hour Ozone National Ambient Air Quality Standards | 06/18/2013 | Programs ＆ Projects | |
| 2013 FTIP Transportation Conformity Determination and 2012-2035 RTP/SCS Transportation Conformity Re-Determination Federal Approval Letter | 12/13/2012 | Programs ＆ Projects | |
| 2012-2035 RTP/SCS and 2011 FTIP Amendment No. 11-24 Transportation Conformity Determination Federal Approval Letter | 06/04/2012 | Programs ＆ Projects |
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