Data Center Record.

Laws · Maryland

Data center laws in Maryland

No statute, commission order, tariff, tax rule, moratorium or bill on data centers at the state level has been published to the record for Maryland yet. County and city rules are on the scorecard of the Maryland page.

Rules in Maryland

When a bill is introduced or an order is issued, it is drafted from the legislature's or the commission's own text and published here after a person reads it. Local rules, county and city ordinances and moratoriums, stay on the Maryland scorecard.

A law here is one statute, utility commission order, tariff, tax rule, moratorium or bill at the state level. What it requires is taken from the text, never summarized from coverage; a date the text does not give is left empty. Its status is one of five, defined on the laws index. The dated events beneath a law are the scorecard entries that cite it.

Bills tracked

20 bills tracked in the Maryland legislature: 2 signed into law, 16 in committee, 2 failed or died. A row opens its own page, with its history, each recorded vote and the legislature's own text. A resolution states a position and does not change the law.

Signed into law 2

  • Certificate of Public Convenience and Necessity and Related Approvals - Definition of Generating Station (Critical Infrastructure Streamlining Act of 2024)

    S.B. 474 Signed

    2024 Regular Session. Subjects: Utility Regulation, Building Maintenance and Repair, Certifications, Construction, Equipment and 20 more.

    Altering and establishing the definition of "generating station" for the purpose of exempting the construction of certain generating facilities used to produce electricity for the purpose of on site...

    Altering and establishing the definition of "generating station" for the purpose of exempting the construction of certain generating facilities used to produce electricity for the purpose of on site emergency backup and certain test and maintenance operations from the requirement to obtain a certificate of public convenience and necessity or certain other related approvals under certain circumstances; and altering the distribution of income tax revenue from corporations that is attributable to certain data centers. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Sales and Use Tax and Personal Property Tax - Exemptions - Data Centers

    S.B. 397 Signed

    2020 Regular Session. Subjects: Taxes - Sales and Use, Taxes - Property, Appeals, Assessments, Assessments and Taxation, Department of and 13 more.

    Providing an exemption from the sales and use tax for certain sales of certain qualified data center personal property for use at certain qualified data centers under certain circumstances; requiring...

    Providing an exemption from the sales and use tax for certain sales of certain qualified data center personal property for use at certain qualified data centers under certain circumstances; requiring an individual or a corporation to apply to the Department of Commerce for an exemption certificate for the exemption; authorizing the governing body of a county or municipal corporation to reduce or eliminate the assessment of certain personal property used in certain qualified data centers; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

In committee 16

  • Public Utilities - Large Load Customers - Registration and Demand Response Program

    S.B. 992 In committee

    2026 Regular Session. Subjects: Utility Regulation, Taxes - Sales and Use, Applicants and Applications, Certifications, Commerce and Business and 20 more.

    Requiring a certain large load customer to register with the Public Service Commission before interconnecting with the electric system; establishing the requirements for the registration of a large...

    Requiring a certain large load customer to register with the Public Service Commission before interconnecting with the electric system; establishing the requirements for the registration of a large load customer; requiring that a certain data center be eligible for and considered a "qualified data center" for a certain tax exemption under certain circumstances; requiring the Commission to take certain curtailment actions; and requiring the Commission to establish a Demand Response Program for large load customers. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Certificates of Public Convenience and Necessity and Construction of Data Centers

    S.B. 1000 In committee

    2026 Regular Session. Subjects: Utility Regulation, Real Property, Energy and Climate, Applicants and Applications, Baltimore City and 14 more.

    Expanding the application of certain requirements for the construction of certain overhead transmission lines to include certain other transmission lines; requiring the Public Service Commission to...

    Expanding the application of certain requirements for the construction of certain overhead transmission lines to include certain other transmission lines; requiring the Public Service Commission to adopt regulations to establish specific criteria for making the determination to waive, for good cause, the requirement to obtain a certificate of public convenience and necessity in certain circumstances; prohibiting the construction of a data center in certain development districts in Baltimore City; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Property Taxes - Authority of Counties to Establish a Subclass and Set a Special Rate for Personal Property of Data Centers

    H.B. 1595 In committee

    2026 Regular Session. Subjects: Taxes - Property, Baltimore City, Counties, Data Centers, Personal Property and 1 more.

    Authorizing the Mayor and City Council of Baltimore City or the governing body of a county to establish, by law, a subclass of personal property consisting of all the personal property of certain...

    Authorizing the Mayor and City Council of Baltimore City or the governing body of a county to establish, by law, a subclass of personal property consisting of all the personal property of certain qualified data centers and set a special personal property tax rate for the subclass; and applying the Act to all taxable years beginning after June 30, 2026. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Data Center Planning and Transparency Act

    H.B. 1411 In committee

    2026 Regular Session. Subjects: Energy and Climate, Local Government - Generally, Taxes - Sales and Use, Environment, Agriculture and 33 more.

    Requiring an owner or operator of a large scale data center to submit a disclosure report to certain State and local agencies and elected officials under certain circumstances; specifying the contents...

    Requiring an owner or operator of a large scale data center to submit a disclosure report to certain State and local agencies and elected officials under certain circumstances; specifying the contents of the disclosure report; requiring the Department of the Environment to publish the disclosure report on its website within 30 days of receiving the report; requiring, by June 30, 2027, each local jurisdiction with a population of at least 10,000 residents to adopt by local law a large scale data center plan; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Data Centers - Standards for Operation and Siting

    H.B. 1534 In committee

    2026 Regular Session. Subjects: Environment, Local Government - Generally, Agriculture, Air Pollution, Applicants and Applications and 25 more.

    Requiring an owner or operator of a data center to comply with certain standards under certain circumstances; requiring the Department of the Environment to establish by regulation certain sound and...

    Requiring an owner or operator of a data center to comply with certain standards under certain circumstances; requiring the Department of the Environment to establish by regulation certain sound and vibration controls and requirements for backup power generation for data centers; prohibiting a local approving authority from authorizing the construction of a data center on certain agricultural land; and requiring a certain applicant to submit a certain report to a local approving authority under certain cirucmstances. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Large Load Customers - Data Centers and Rate Schedule Requirements

    H.B. 1082 In committee

    2026 Regular Session. Subjects: Utility Regulation, Commerce and Business, Data Centers, Energy Technology and Infrastructure, Prices and 4 more.

    Applying certain rate schedule requirements for large load customers to certain data centers; and modifying, from September 1, 2026, to January 1, 2027, the date by which certain electric companies...

    Applying certain rate schedule requirements for large load customers to certain data centers; and modifying, from September 1, 2026, to January 1, 2027, the date by which certain electric companies must submit to the Public Service Commission for approval certain rate schedules for large load customers. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Economic Development Activity - Nondisclosure Agreements

    S.B. 853 In committee

    2026 Regular Session. Subjects: Economic Development, State Government - General Assembly, Information Technology - Generally, Commerce and Business, Committees and Commissions and 10 more.

    Prohibiting certain individuals from entering into a nondisclosure agreement with a person involved in an economic development activity, including establishing or operating a data center; including...

    Prohibiting certain individuals from entering into a nondisclosure agreement with a person involved in an economic development activity, including establishing or operating a data center; including public service companies as an instrumentality of the State for the purpose of the Public Information Act; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Large Load Customers - Electric System Interconnection and Demand Response Program

    H.B. 940 In committee

    2026 Regular Session. Subjects: Utility Regulation, Commerce and Business, Communications, Contracts, Data Centers and 14 more.

    Exempting certain large load customers from requirements to obtain a certificate of public convenience and necessity; requiring the Public Service Commission to establish a certain process for large...

    Exempting certain large load customers from requirements to obtain a certificate of public convenience and necessity; requiring the Public Service Commission to establish a certain process for large load customers to interconnect to the electric system; establishing requirements for a large load customer to interconnect to the electric system and contract for service; authorizing certain large load customers to receive certain prioritization; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Large Load Customers - Electric System Interconnection and Demand Response Program

    S.B. 596 In committee

    2026 Regular Session. Subjects: Utility Regulation, Commerce and Business, Communications, Contracts, Data Centers and 14 more.

    Exempting certain large load customers from requirements to obtain a certificate of public convenience and necessity; requiring the Public Service Commission to establish a certain process for large...

    Exempting certain large load customers from requirements to obtain a certificate of public convenience and necessity; requiring the Public Service Commission to establish a certain process for large load customers to interconnect to the electric system; establishing requirements for a large load customer to interconnect to the electric system and contract for service; authorizing certain large load customers to receive certain prioritization; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Maryland Co-Location Energy Innovation and Reliability Act

    H.B. 799 In committee

    2026 Regular Session. Subjects: Utility Regulation, Construction, Cybersecurity, Data, Data Centers and 9 more.

    Requiring the Public Service Commission to adopt regulations related to the construction of a generating station that is co located with a data center but is not interconnected with the electric...

    Requiring the Public Service Commission to adopt regulations related to the construction of a generating station that is co located with a data center but is not interconnected with the electric transmission system or electric distribution system. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Property Taxes - Authority of Counties to Establish a Subclass and Set a Special Rate for Personal Property of Data Centers

    S.B. 427 In committee

    2026 Regular Session. Subjects: Taxes - Property, Baltimore City, Counties, Data Centers, Personal Property and 1 more.

    Authorizing the Mayor and City Council of Baltimore City or the governing body of a county to establish, by law, a subclass of personal property consisting of all the personal property of certain...

    Authorizing the Mayor and City Council of Baltimore City or the governing body of a county to establish, by law, a subclass of personal property consisting of all the personal property of certain qualified data centers and set a special personal property tax rate for the subclass; and applying the Act to all taxable years beginning after June 30, 2026. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Sales and Use Tax and Property Tax - Exemptions for Data Centers - Repeal

    H.B. 560 In committee

    2026 Regular Session. Subjects: Taxes - Sales and Use, Taxes - Property, Assessments, Counties, Data Centers and 5 more.

    Repealing an exemption from the sales and use tax for certain sales of certain personal property for use at certain qualified data centers under certain circumstances; and repealing the authorization...

    Repealing an exemption from the sales and use tax for certain sales of certain personal property for use at certain qualified data centers under certain circumstances; and repealing the authorization for a governing body of a county or municipal corporation to reduce or eliminate the assessment of certain personal property used in certain qualified data centers. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Moratorium on Construction of New Data Centers - Co-Location and Generation Contingency

    H.B. 120 In committee

    2026 Regular Session. Subjects: Real Property, Utility Regulation, Construction, Data Centers, Emergency Bills and 6 more.

    Prohibiting a person from constructing a data center in the State; prohibiting a unit of State or local government from approving a proposal for the construction of a data center in the State...

    Prohibiting a person from constructing a data center in the State; prohibiting a unit of State or local government from approving a proposal for the construction of a data center in the State; providing for the termination of the Act if the General Assembly enacts legislation regarding the co location of data centers with a new or existing natural gas power generation facility, nuclear power generation facility, or small module reactor; applying the Act prospectively; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Data Centers - Fast Track Pass for Co-Location and Sales and Use Tax

    S.B. 903 In committee

    2025 Regular Session. Subjects: Utility Regulation, Taxes - Sales and Use, Administrative Agencies, Assessments and Taxation, Department of, Commercial Property and 30 more.

    Establishing an expedited certificate of public convenience and necessity review process for certain co located energy generation projects that have received a fast track pass; establishing a Data...

    Establishing an expedited certificate of public convenience and necessity review process for certain co located energy generation projects that have received a fast track pass; establishing a Data Center Fast Track Advisory Committee in the Public Service Commission to facilitate the application for and review and awarding of fast track passes; altering the requirements for qualified data center personal property to be eligible to be exempt from the sales and use tax; etc. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Calvert County - Payment in Lieu of Taxes Agreements - Qualified Data Centers

    H.B. 949 In committee

    2025 Regular Session. Subjects: Taxes - Property - Local, Calvert County, Data, Exemptions, Personal Property and 4 more.

    Authorizing the governing body of Calvert County to enter into a payment in lieu of county property taxes agreement with the owner of a qualified data center; and requiring the county supervisor of...

    Authorizing the governing body of Calvert County to enter into a payment in lieu of county property taxes agreement with the owner of a qualified data center; and requiring the county supervisor of assessments to assess certain property of a qualified data center that is subject to a payment in lieu of taxes agreement on the request of the governing body of Calvert County. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Electricity - Data Centers - Rate Schedule and Requirements

    H.B. 900 In committee

    2025 Regular Session. Subjects: Utility Regulation, Construction, Contracts, Credit, Data and 11 more.

    Requiring each electric company in the State to submit to the Public Service Commission for approval a specific rate schedule for certain data center customers with certain required provisions...

    Requiring each electric company in the State to submit to the Public Service Commission for approval a specific rate schedule for certain data center customers with certain required provisions, including minimum durations, financial responsibilities, and fees. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

Failed or died 2

  • Data Center Impact Analysis and Report

    H.B. 270 Vetoed

    2025 Regular Session. Subjects: Energy and Climate, Environment, Economic Development, Coastal Bays, Commerce and Business and 19 more.

    Requiring the Department of the Environment, the Maryland Energy Administration, and the University of Maryland School of Business, in coordination with the Department of Legislative Services, to...

    Requiring the Department of the Environment, the Maryland Energy Administration, and the University of Maryland School of Business, in coordination with the Department of Legislative Services, to conduct an analysis of the likely environmental, energy, and economic impacts of data center development in the State; and requiring the Department of Legislative Services to coordinate preparation of the final report to be submitted to the Governor and the General Assembly by September 1, 2026. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

  • Data Center Impact Analysis and Report

    S.B. 116 Vetoed

    2025 Regular Session. Subjects: Energy and Climate, Environment, Economic Development, Coastal Bays, Commerce and Business and 20 more.

    Requiring the Department of the Environment, the Maryland Energy Administration, and the University of Maryland School of Business, in coordination with the Department of Legislative Services, to...

    Requiring the Department of the Environment, the Maryland Energy Administration, and the University of Maryland School of Business, in coordination with the Department of Legislative Services, to conduct an analysis of the likely environmental, energy, and economic impacts of data center development in the State; and requiring the Department of Legislative Services to coordinate preparation of the final report to be submitted to the Governor and the General Assembly by September 1, 2026. As published by the legislature, found through LegiScan.

    Source: the legislature's page (opens in a new tab). Found through LegiScan.

20 bills tracked in Maryland; 2026 Regular Session, legislature in session. No data center bills found as of October 26, 2026. Search terms: data center, data centre, large load, hyperscale, computing facility, server farm, high load factor (indirect), energy intensive facility (indirect), large electric load (indirect), digital asset mining (indirect), cryptocurrency mining (indirect), qualified technology facility (indirect), colocation (indirect), moratorium (with another term), sales tax exemption (with another term). The search on LegiScan. (opens in a new tab)

Bill data from LegiScan (opens in a new tab), licensed CC BY 4.0 (opens in a new tab). The record chooses the bills, writes each stage in its own words and cites the legislature's own page for every bill. LegiScan is credited as the finder; the citation is the legislature's own page. How bills and votes are recorded.

This page as data CSV JSON
Cite this page

Data Center Record, "Data center laws in Maryland", https://datacenterrecord.org/laws/md. Data: Data Center Record, datacenterrecord.org, CC BY-NC 4.0.

The structured rows are CC BY-NC 4.0. Link to this page; that is what turns a reuse into a citation. Prose stays under copyright.

Report a change

Researcher view · basis and source tier on every row · docket and Census GEOIDs · citation and export tools

Commercial and bulk data