April 14, 2026
32 entries published that day, the everything feed by the day each row entered the record; the timeline lists milestones alone, by the day they happened. Each is one sourced row of the record: what happened, where, and where it came from. Nothing here is an article and nothing is unapproved.
- California Bill event
A.B. 1577, Data centers: reporting.. A.B. 1577 went to committee in the Assembly. 2026-04-14. California Legislature primary source (dated by the legislature's own record of the action)
- California Bill event
S.B. 1168, Data centers: rate structures.. S.B. 1168 went to committee in the Senate. 2026-04-14. California Legislature primary source (dated by the legislature's own record of the action)
- California Bill event
A.B. 2383, Electricity: data centers.. A.B. 2383 went to committee in the Assembly. 2026-04-14. California Legislature primary source (dated by the legislature's own record of the action)
- Maine Bill event
L.D. 713, An Act to Exclude Data Centers from the Business Equipment Tax Exemption and the Dirigo Business Incentives Program and to Require the Department of Economic and Community Development to Study Financial Incentives for Data Centers. L.D. 713 was signed. 2026-04-14. Maine Legislature primary source (dated by the legislature's own record of the action)
- Maine Bill event
L.D. 307, An Act to Establish the Maine Data Center Coordination Council and Place a Temporary Limitation on Certain Data Centers. L.D. 307 was signed. 2026-04-14. Maine Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5777, Businesses: other; large-scale data center life cycle financial responsibility act; create. Creates new act.. H.B. 5777 was introduced in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5777, Businesses: other; large-scale data center life cycle financial responsibility act; create. Creates new act.. H.B. 5777 went to committee in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5787, Sales tax: exemptions; compliance with enterprise data center construction labor act; require. Amends sec. 4ee of 1933 PA 167 (MCL 205.54ee). TIE BAR WITH: HB 5785'26, HB 5786'26. H.B. 5787 was introduced in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5787, Sales tax: exemptions; compliance with enterprise data center construction labor act; require. Amends sec. 4ee of 1933 PA 167 (MCL 205.54ee). TIE BAR WITH: HB 5785'26, HB 5786'26. H.B. 5787 went to committee in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5785, Use tax: exemptions; compliance with enterprise data center construction labor act; require. Amends sec. 4cc of 1937 PA 94 (MCL 205.94cc). TIE BAR WITH: HB 5786'26, HB 5787'26. H.B. 5785 was introduced in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5785, Use tax: exemptions; compliance with enterprise data center construction labor act; require. Amends sec. 4cc of 1937 PA 94 (MCL 205.94cc). TIE BAR WITH: HB 5786'26, HB 5787'26. H.B. 5785 went to committee in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5790, Local government: financing; requirements for enterprise data centers; modify. Amends sec. 4ee of 1933 PA 167 (MCL 205.54ee).. H.B. 5790 was introduced in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5790, Local government: financing; requirements for enterprise data centers; modify. Amends sec. 4ee of 1933 PA 167 (MCL 205.54ee).. H.B. 5790 went to committee in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5791, Use tax: other; requirements for enterprise data centers; modify. Amends sec. 4cc of 1937 PA 94 (MCL 205.94cc).. H.B. 5791 was introduced in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5791, Use tax: other; requirements for enterprise data centers; modify. Amends sec. 4cc of 1937 PA 94 (MCL 205.94cc).. H.B. 5791 went to committee in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5786, Labor: employment preference; prioritization of local union labor; require for the construction of enterprise data centers. Creates new act. TIE BAR WITH: HB 5785'26, HB 5787'26. H.B. 5786 was introduced in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5786, Labor: employment preference; prioritization of local union labor; require for the construction of enterprise data centers. Creates new act. TIE BAR WITH: HB 5785'26, HB 5787'26. H.B. 5786 went to committee in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5776, Property tax: exemptions; exemption of certain facilities of a public university; prohibit if used solely to operate a data center. Amends sec. 7n of 1893 PA 206 (MCL 211.7n).. H.B. 5776 was introduced in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- Michigan Bill event
H.B. 5776, Property tax: exemptions; exemption of certain facilities of a public university; prohibit if used solely to operate a data center. Amends sec. 7n of 1893 PA 206 (MCL 211.7n).. H.B. 5776 went to committee in the House. 2026-04-14. Michigan Legislature primary source (dated by the legislature's own record of the action)
- South Carolina Bill event
H. 5526, Data Center Moratorium. H. 5526 was introduced in the House. 2026-04-14. South Carolina Legislature primary source (dated by the legislature's own record of the action)
- South Carolina Bill event
H. 5526, Data Center Moratorium. H. 5526 went to committee in the House. 2026-04-14. South Carolina Legislature primary source (dated by the legislature's own record of the action)
- Arizona Statement
Arizona Energy Promise Taskforce. Arizona utilities traditionally schedule maintenance during periods of lower demand, such as winter months, but continuous demand from large load facilities can limit these windows Said April 14, 2026, themesatribune.com. themesatribune.com local outlet (paraphrased; content date; reported from elsewhere)
- Arizona Statement
Arizona Energy Promise Taskforce. Data centers can require substantial and concentrated energy demand, creating challenges for reliability and affordability Said April 14, 2026, themesatribune.com. themesatribune.com local outlet (paraphrased; content date; reported from elsewhere)
- Arizona Statement
Arizona Energy Promise Taskforce. Large load facility construction is exceeding historical growth patterns and challenging how utilities make investment and planning decisions Said April 14, 2026, themesatribune.com. themesatribune.com local outlet (paraphrased; content date; reported from elsewhere)
- Mississippi Timeline entry
xAI Southaven turbine site. The Mississippi State Conference of the NAACP, represented by the Southern Environmental Law Center and Earthjustice, sued xAI Holdings and MZX Tech under the Clean Air Act in the Northern District of Mississippi, alleging 27 gas turbines operating without an air permit at the Southaven site The record reads reported, April 14, 2026. Earthjustice local outlet (content date)
- Alaska Jurisdiction event
Alaska. The DAF released a Request for Lease Proposal on April 10, 2026 with offers due by May 29, 2026 news.clearancejobs.com local outlet (reported on this date) (source date; the content gives no date of its own)
- Wisconsin Jurisdiction event
Wisconsin. Residents pleaded with Wisconsin DNR to deny Port Washington data center air pollution permit wisconsinexaminer.com local outlet (reported on this date) (source date; the content gives no date of its own)
- Alaska News item
Data centers could be built at three US Air Force bases in Alaska - Data Center Dynamics. The U.S. Department of the Air Force issued a Request for Lease Proposal to attract a private sector partner to build and operate data centers at three Alaska sites: Joint Base Elmendorf Richardson, Eielson Air Force Base, and Clear Space Force Station, offering 4,700 acres across twelve parcels. The selected developer will handle financing, permitting, construction and long term operation. Data Center Dynamics, 2026-04-14. Data Center Dynamics trade press (reported on this date) (reported on; the source's own date)
- Arizona News item
Data centers, including those in Mesa pose big challenges for state. Arizona's Governor's Office of Resiliency warns that rapid data center growth poses challenges to grid reliability, electric rates, and water use. The report calls for policy changes to address infrastructure gaps and cost allocation issues. themesatribune.com, 2026-04-14. themesatribune.com local outlet (reported on this date) (reported on; the source's own date)
- Mississippi News item
Illegal Pollution from Data Center Power Plants Shouldn’t Harm Our Communities. We’re Suing xAI. - Earthjustice. Earthjustice and NAACP sued xAI for illegally operating 27 unpermitted gas turbines powering Colossus 2 data center in Southaven without air permits, claiming Clean Air Act violations. Earthjustice, 2026-04-14. Earthjustice local outlet (reported on this date) (reported on; the source's own date)
- Wisconsin News item
Residents plead with DNR to deny Port Washington data center air pollution permit. Residents urged the Wisconsin Department of Natural Resources to refuse the Port Washington data center's air pollution permit. Wisconsin Examiner, 2026-04-14. Wisconsin Examiner local outlet (reported on this date) (reported on; the source's own date)
- Wyoming News item
Microsoft plans massive 3,200-acre expansion of Cheyenne data centers - Oil City News. Microsoft announced a 3,200 acre expansion of its Cheyenne data center, roughly tripling its footprint with planned annexation, rezoning and infrastructure investments. The project will create hundreds of permanent jobs and is expected to close land acquisition by summer 2026. Oil City News, 2026-04-14. Oil City News local outlet (reported on this date) (reported on; the source's own date)
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