Data Center Record.

Laws · Virginia · H.B. 507

H.B. 507: Data centers; permit requirements, emission limits for certain engine-generator sets.

Virginia, 2026 Regular Session. In effect since 2026-07-01, July 1, 2026.

Last verified

Status In effect In effect since 2026-07-01, .

Official summary

No official summary is on file yet. The full text is on the legislature's page, linked below.

Description

Permit requirements for data centers; emission limits for certain engine generator sets. Prohibits the Department of Environmental Quality from issuing an air permit for any application submitted for a data center on or after July 1, 2026, unless the emission limit for each engine generator, defined in the bill, established by such permit is equal to or less than the emissions achieved by a Tier 4 equivalent engine generator.

As published by the legislature, found through LegiScan, source 1. It is the legislature's own line about the measure, not a summary of it.

Measure Bill.

Sponsors John Chilton McAuliff (D); Shelly Simonds (D); J.J. Singh (D); Joshua Thomas (D)

Subjects None on file. The legislature's own list.

Official page lis.virginia.gov/bill-details/20261/HB507. Found through LegiScan (bill 2072218), whose data is CC BY 4.0; the citation is the legislature's own page.

What happened, and when

  1. July 1, 2026 In effect

    H.B. 507 took effect on July 01, 2026. The date is the one the act's own text sets for the applications it reaches, not a date the record has observed the act operating on. lis.virginia.gov primary source [1] The official action text: The act applies to any application submitted for a data center on or after July 1, 2026, which is also the date the Constitution of Virginia, Article IV, Section 13 sets..

  2. April 8, 2026 Signed

    H.B. 507 was signed. lis.virginia.gov primary source [1] The official action text: Approved by Governor-Chapter 397 (effective 7/1/2026).

  3. March 30, 2026 Passed second chamber

    H.B. 507 passed the Senate. lis.virginia.gov primary source [1] The official action text: Enrolled.

  4. March 3, 2026 In committee

    H.B. 507 went to committee in the Senate. lis.virginia.gov primary source [1] The official action text: Reported from Agriculture, Conservation and Natural Resources (10-Y 5-N).

  5. February 18, 2026 In committee

    H.B. 507 went to committee in the Senate. lis.virginia.gov primary source [1] The official action text: Referred to Committee on Agriculture, Conservation and Natural Resources.

  6. February 16, 2026 Passed first chamber

    H.B. 507 passed the House of Delegates. lis.virginia.gov primary source [1] The official action text: Engrossed by House - committee substitute.

  7. February 11, 2026 In committee

    H.B. 507 went to committee in the House of Delegates. lis.virginia.gov primary source [1] The official action text: Reported from Agriculture, Chesapeake and Natural Resources with substitute (16-Y 6-N).

  8. January 12, 2026 In committee

    H.B. 507 went to committee in the House of Delegates. lis.virginia.gov primary source [1] The official action text: Referred to Committee on Agriculture, Chesapeake and Natural Resources.

  9. January 12, 2026 Introduced

    H.B. 507 was introduced in the House of Delegates. lis.virginia.gov primary source [1] The official action text: Referred to Committee on Agriculture, Chesapeake and Natural Resources.

Newest first. A stage is never overwritten; each entry carries the source it rests on. The status at the top is derived from the newest entry. The action text in Researcher mode is the legislature's own wording.

Sources

  1. H.B. 507 on the legislature's site lis.virginia.gov

Bill data from LegiScan, licensed CC BY 4.0. The record chooses the bills, writes each stage in its own words and cites the legislature's own page for every bill. Bills on this record are also found through the legislatures' own records; the citation is always the legislature's own page or the clerk's own file. This bill was found through LegiScan.

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Data Center Record, "H.B. 507: Data centers; permit requirements, emission limits for certain engine-generator sets.", https://datacenterrecord.org/bills/va-2026-hb-507. Data: Data Center Record, datacenterrecord.org, CC BY 4.0.

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