The first entry is always the pin's source. Overall confidence is a weighted average of how firmly each reference supports the start and end times used above; a reference counts half as much for every 180 days older than the newest.
Stated as fact, per the Governor's release on mass.gov[4]: "On September 11, 2026, the FTA issued a letter to the DPU, formally closing the final special directive".
Boston.com: oversight began after the April 2022 Red Line death; the August 2022 report; the DPU hired 13 full-time staff per the 11 September letter.
Metro Magazine on the closure of the remaining special directive to the DPU after the review begun in 2022.
The Governor's full release: the FTA's 11 September 2026 letter closed the final special directive; background on the 2022 directives and the DPU's Rail Transit Safety Division.[1]
Streetsblog Massachusetts quotes FTA Acting Director Jamie Pfister's 11 September letter and the 2022 findings; a small handful of corrective actions remain.
Something missing or wrong? Say it in your own words: a link that backs this pin up, a different start or end date and why, or a fact it lacks or gets wrong. The AI checks it against this pin's sources, searches for better ones, and adds any page that backs you up. The pin's own sources still count most.