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SB0266 • 2026

Local Government - Regulatory Powers - Regulation of Invasive Trees

Local Government - Regulatory Powers - Regulation of Invasive Trees

Agriculture
Enacted

This bill passed the Legislature and reached final enactment based on the latest official action.

Sponsor
Senator Brooks
Last action
2026-04-28
Official status
Approved by the Governor - Chapter 209
Effective date
2026-10-01

Plain English Breakdown

Using official source text because the generated explanation was unavailable or could not be confirmed against the official bill text.

Local Government - Regulatory Powers - Regulation of Invasive Trees

Authorizing the governing body of a county or municipality to adopt certain ordinances to regulate the nonnative, highly invasive, deciduous hardwood tree known as tree of heaven and certain invasive trees; and authorizing the governing body of a county or municipality to establish a bounty or native tree replacement program to incentivize the removal of tree of heaven and certain invasive trees.

What This Bill Does

  • Authorizing the governing body of a county or municipality to adopt certain ordinances to regulate the nonnative, highly invasive, deciduous hardwood tree known as tree of heaven and certain invasive trees; and authorizing the governing body of a county or municipality to establish a bounty or native tree replacement program to incentivize the removal of tree of heaven and certain invasive trees.

Limits and Unknowns

  • This entry is temporarily using official source text because the generated explanation could not be confirmed against the official bill text during the last sync.

Amendments

These notes stay tied to the official amendment files and metadata from the legislature.

363728/1

None

Favorable with Amendments { 363728/1 Adopted

Plain English: AMENDMENTS TO SENATE BILL 266 (First Reading File Bill) AMENDMENT NO.

  • AMENDMENTS TO SENATE BILL 266 (First Reading File Bill) AMENDMENT NO.
  • 1 On page 1, in line 2, strike “Tree of Heaven” and substitute “Invasive Trees”; in lines 4 and 6, in each instance, strike “trees” and substitute “ tree”; in lines 4 and 6, in each instance, after “heaven” insert “ and certain invasive trees ”; in line 5, strike “a bounty program” and substitute “ certain programs”; in line 13, after “plants” insert “ , pathogens,”; in line 15, strike “growth” and substitute “ spread”; and in line 22, after “statewide;” insert “and WHEREAS, The trees on the Maryland Department of Agri culture’s Maryland Invasive Plant List have been determined to be invasive, nonnative trees that cause harm to human health, environmental harm, or economic harm;”.
  • AMENDMENT NO.
  • 2 On page 2, in line 5, after “means” insert “NONNATIVE”; after line 6, insert: “(3) “LISTED INVASIVE TREE ” MEANS ANY TREE ON TH E “MARYLAND INVASIVE PLANTS LIST” POSTED BY THE DEPARTMENT.
563620/1

None

Favorable with Amendments { 563620/1 Adopted

Plain English: AMENDMENTS TO SENATE BILL 266 (Third Reading File Bill) AMENDMENT NO.

  • AMENDMENTS TO SENATE BILL 266 (Third Reading File Bill) AMENDMENT NO.
  • 1 On page 2, in line 6, strike the first “ Maryland”; and in the same line, after the second “Maryland” insert “Prohibited”.
  • AMENDMENT NO.
  • 2 On page 2, in line 17, after “MARYLAND” insert “PROHIBITED”; in line 18, strike “PLANTS” and substitute “PLANT”; in the same line, after “DEPARTMENT” insert “OF AGRICULTURE”; and in line 26, after “bamboo” insert “, LISTED INVASIVE TREES,”.

Bill History

  1. 2026-04-28 Post Passage

    Approved by the Governor - Chapter 209

  2. 2026-04-03 House

    Favorable with Amendments Report by Environment and Transportation

  3. 2026-03-25 House

    Hearing 4/01 at 1:00 p.m.

  4. 2026-03-22 House

    Third Reading Passed (125-6)

  5. 2026-03-22 Senate

    Senate Concurs House Amendments

  6. 2026-03-22 Senate

    Third Reading Passed (36-6)

  7. 2026-03-22 Senate

    Passed Enrolled

  8. 2026-03-18 Senate

    Favorable with Amendments Report by Education, Energy, and the Environment

  9. 2026-03-18 House

    Favorable with Amendments { 563620/1 Adopted

  10. 2026-03-18 House

    Second Reading Passed with Amendments

  11. 2026-03-07 House

    Referred Environment and Transportation

  12. 2026-03-03 Senate

    Third Reading Passed (38-7)

  13. 2026-03-02 Senate

    Favorable with Amendments { 363728/1 Adopted

  14. 2026-03-02 Senate

    Second Reading Passed with Amendments

  15. 2026-01-23 Senate

    Hearing 2/10 at 1:00 p.m.

  16. 2026-01-19 Senate

    First Reading Education, Energy, and the Environment

  17. Maryland General Assembly

    Text - First - Local Government - Regulatory Powers - Regulation of Tree of Heaven

  18. Maryland General Assembly

    Vote - Senate - Committee - Education, Energy, and the Environment

  19. Maryland General Assembly

    Text - Third - Local Government - Regulatory Powers - Regulation of Invasive Trees

  20. Maryland General Assembly

    Text - Enrolled - Local Government - Regulatory Powers - Regulation of Invasive Trees

  21. Maryland General Assembly

    Text - Chapter - Local Government - Regulatory Powers - Regulation of Invasive Trees

Official Summary Text

Authorizing the governing body of a county or municipality to adopt certain ordinances to regulate the nonnative, highly invasive, deciduous hardwood tree known as tree of heaven and certain invasive trees; and authorizing the governing body of a county or municipality to establish a bounty or native tree replacement program to incentivize the removal of tree of heaven and certain invasive trees.

Current Bill Text

Read the full stored bill text
EXPLANATION: CAPITALS INDICATE MATTER ADDED TO EXISTING LAW.
[Brackets] indicate matter deleted from existing law.
Underlining indicates amendments to bill.
Strike out indicates matter stricken from the bill by amendment or deleted from the law by
amendment.
Italics indicate opposite chamber/conference committee amendments.
*sb0266*

SENATE BILL 266
L6, M4 (6lr0816)
ENROLLED BILL
— Education, Energy, and the Environment/Environment and Transportation —
Introduced by Senator Brooks

Read and Examined by Proofreaders:

_______________________________________________
Proofreader.
_______________________________________________
Proofreader.

Sealed with the Great Seal and presented to the Governor, for his approval this

_______ day of _________ ______ at ________________________ o’clock, ________M.

______________________________________________
President.

CHAPTER ______

AN ACT concerning 1

Local Government – Regulatory Powers – Regulation of Tree of Heaven Invasive 2
Trees 3

FOR the purpose of authorizing the governing body of a county or municipality to adopt 4
certain ordinances to regulate trees tree of heaven and certain invasive trees ; 5
authorizing the governing body of a county or municipality to establish a bounty 6
program certain programs to incentivize the removal of trees tree of heaven and 7
certain invasive trees ; and generally relating to local management of trees tree of 8
heaven and certain invasive trees. 9

BY repealing and reenacting, with amendments, 10
Article – Local Government 11
Section 1–1318 12
Annotated Code of Maryland 13
(2013 Volume and 2025 Supplement) 14
2 SENATE BILL 266

Preamble 1

WHEREAS, Invasive species are nonnative plants , pathogens, and animals whose 2
introduction causes harm to human health, environmental harm, or economic har m – 3
typically through unchecked growth spread; and 4

WHEREAS, The tree of heaven is a nonnative, deciduous hardwood tree that is 5
considered an invasive species throughout North America because the species spreads 6
quickly and aggressively, crowding out nati ve plants with dense greenery while secreting 7
a chemical into the soil that is toxic to surrounding plants; and 8

WHEREAS, The tree of heaven is the preferred habitat for the spotted lanternfly, 9
another invasive species that is causing economic damage to the agricultural community, 10
stressing native plant populations, and generally acting as a nuisance statewide; and 11

WHEREAS, The trees on the Maryland Department of Agriculture’s Maryland 12
Prohibited Invasive Plant List have been determined to be invasive, nonnative trees that 13
cause harm to human health, environmental harm, or economic harm; now, therefore, 14

SECTION 1. BE IT ENACTED BY THE GENERAL ASSEMBLY OF MARYLAND, 15
That the Laws of Maryland read as follows: 16

Article – Local Government 17

1–1318. 18

(a) (1) In this section [, “invasive ] THE FOLLOWING WORDS HAVE THE 19
MEANINGS INDICATED. 20

(2) “INVASIVE bamboo” means NONNATIVE bamboo that is characterized 21
by aggressive spreading behavior, including bamboo species in the genus Phyllostachys. 22

(3) “LISTED INVASIVE TREE” MEANS ANY TREE ON TH E “MARYLAND 23
PROHIBITED INVASIVE PLANTS PLANT LIST” POSTED BY THE DEPARTMENT OF 24
AGRICULTURE. 25

(4) “NATIVE TREE REPLACEME NT PROGRAM ” MEANS A PROGRAM 26
WHEREBY A PERSON REC EIVES A NATIVE TREE IN EXCHANGE FOR REMO VING AND 27
ERADICATING AN INVASIVE TREE. 28

(3) (5) “TREE OF HEAVEN ” MEANS THE AILANTHUS ALTISSIMA 29
TREE SPECIES. 30

(b) This section applies to all counties and municipalities. 31

SENATE BILL 266 3

(c) The governing body of a county or municipality, by ordinance, may regulate 1
invasive bamboo , LISTED INVASIVE TREE S, OR TREES OF HEAVEN , including by 2
prohibiting a person from: 3

(1) selling invasive bamboo, LISTED INVASIVE TREE S, OR TREES OF 4
HEAVEN; 5

(2) planting invasive bamboo , LISTED INVASIVE TREE S, OR TREES OF 6
HEAVEN; [and] 7

(3) allowing invasive bamboo , LISTED INVASIVE TREE S, to grow on the 8
property of the person without proper upkeep and appropriate containment measures, 9
including barriers or trenches; AND 10

(4) ALLOWING TREES OF HEAVEN OR OTHER LISTED INVASIVE TREES 11
TO GROW ON THE PERSON’S PROPERTY. 12

(d) The governing body of a county or municipality may provide for the 13
enforcement of an ordinance adopted under this section by: 14

(1) requiring any damages caused by invasive bamboo, LISTED INVASIVE 15
TREES, OR TREES OF HEAVEN OR OTHER LISTED INVASIVE TREES to be mitigated; and 16

(2) establishing a civil fine. 17

(E) THE GOVERNING BODY OF A COUNTY OR MUNICIPALITY MAY ESTABLISH 18
A BOUNTY OR NATIVE TREE REPLA CEMENT PROGRAM TO INCENTIVI ZE THE 19
REMOVAL AND ERADICATION OF TREES OF HEAVEN AND OTHER LISTED INV ASIVE 20
TREES. 21

(F) A BOUNTY OR NATIVE TREE REPLACEMENT PROGRAM ESTABLISHED BY 22
A COUNTY OR MUNICIPALITY SHALL REQUIRE: 23

(1) AN INVASIVE TREE TO BE PROPERLY IDENTIFI ED CONSISTENT 24
WITH THE SPECIES PAG E PUBLISHED BY THE UNIVERSITY OF MARYLAND 25
AGRICULTURE EXTENSION; AND 26

(2) THE INVASIVE SPECIES, AFTER BEING PROPERLY IDENTIFIED, TO 27
BE REMOVED OR ERADIC ATED ACCORDING TO PR OFESSIONALLY ACCEPTE D 28
METHODS OR CONSISTENT WITH METHODOLOGY ON THE SPECIES PAGE PUBLISHED 29
BY THE UNIVERSITY OF MARYLAND AGRICULTURE EXTENSION. 30

SECTION 2. AND BE IT FURTHER ENACTED, That this Act shall take effect 31
October 1, 2026. 32