Display Kept in this browser only
AbandonmentBefore the Surface Transportation Board

AB 439

This docket has not yet been observed directly in the Board’s dockets table; its entries below come from filings and decisions that name it.

This number is a series: each proceeding under it has its own sub-docket, and this record holds nothing against the number itself — what the Board holds is its own to say, and the backfill is still running (coverage). The 7 proceedings held here are indexed below.

5 filings, 23 decisions and 7 environmental comments observed here; last checked 10 Oct 2026, 22:36 UTC; last new entry 31 Aug 2026, 20:34 UTC.

Most recently active

All 7 are indexed below.

DocketProceedingRecordsLast activity
AB 439 (Sub-No. 1X) DALLAS AREA RAPID TRANSIT--ABANDONMENT EXEMPTION--IN COLLIN COUNTY, TEX. 10 held
AB 439 (Sub-No. 6X) DALLAS AREA RAPID TRANSIT-ABANDONMENT EXEMPTION-IN COLLIN COUNTY, TX 9 held
AB 439 (Sub-No. 4X) DALLAS AREA RAPID TRANSIT--ABANDONMENT EXEMPTION--IN DALLAS COUNTY, TX 4 held
AB 439 (Sub-No. 5X) DALLAS AREA RAPID TRANSIT--ABANDONMENT EXEMPTION--IN DALLAS COUNTY, TX 5 held
AB 439 (Sub-No. 2X) DALLAS AREA RAPID TRANSIT -- ABANDONMENT EXEMPTION -- IN DALLAS AND COLLIN COUNTIES, TX 3 held
AB 439 (Sub-No. 3X) DALLAS AREA RAPID TRANSIT -- ABANDONMENT EXEMPTION -- IN DALLAS COUNTY TEXAS 4 held

All 7 proceedings under AB 439

In the Board’s own order. A proceeding with nothing held is listed all the same — the Board opened it, and its number is the answer even where this record cannot show the documents (the record begins in 1996; see coverage).

DocketProceedingFilingsDecisionsLast activity
AB 439-X DALLAS AREA RAPID TRANSIT — — none held
AB 439 (Sub-No. 1X) DALLAS AREA RAPID TRANSIT--ABANDONMENT EXEMPTION--IN COLLIN COUNTY, TEX. 3 4
AB 439 (Sub-No. 2X) DALLAS AREA RAPID TRANSIT -- ABANDONMENT EXEMPTION -- IN DALLAS AND COLLIN COUNTIES, TX — 3
AB 439 (Sub-No. 3X) DALLAS AREA RAPID TRANSIT -- ABANDONMENT EXEMPTION -- IN DALLAS COUNTY TEXAS — 4
AB 439 (Sub-No. 4X) DALLAS AREA RAPID TRANSIT--ABANDONMENT EXEMPTION--IN DALLAS COUNTY, TX — 4
AB 439 (Sub-No. 5X) DALLAS AREA RAPID TRANSIT--ABANDONMENT EXEMPTION--IN DALLAS COUNTY, TX — 5
AB 439 (Sub-No. 6X) DALLAS AREA RAPID TRANSIT-ABANDONMENT EXEMPTION-IN COLLIN COUNTY, TX 2 3

Entries

Each proceeding keeps its own entries, on its own sheet. The 5 filings, 23 decisions and 7 environmental comments held across this series belong to the 7 proceedings indexed above, not to AB 439 itself — the index is the way in.