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Montgomery County, MD Trash & Recycling: Yard Waste Collection (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Bag/can limit
45 gallons, 60 lbs max
Brush size limit
4 in. diameter, 6 ft. long
Bundle limit
36 inches in diameter
Plastic bags
Prohibited for yard trim
Penalty
Class B violation, per container

Summary

Montgomery County requires grass, leaves and brush to go out as "yard trim" in paper bags or labeled containers under strict size limits: never in plastic bags, under COMCOR 48.00.03.03.

City-specific rules exist: Gaithersburg has its own yard waste collection rules that differ from Montgomery County's county-level regulations. If you live in Gaithersburg, check the city-specific page instead.

Yard trim. Grass and leaves must be placed in containers or large paper bags labeled "yard trim". Containers or bags must not exceed 45 gallons in volume and 60 pounds by weight. Brush must not exceed 4 inches in diameter and 6 feet in length, and must be placed in labeled containers or paper bags or tied in bundles no greater than 36 inches in diameter. Plastic bags must not be used to contain any yard trim or Christmas trees.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-90: Montgomery County Code contains legislation effective through May 7, 2026 | Zoning Updated Effective: April 13, 2026 | COMCOR Regulations effective as of July 1, 2026).

Full Breakdown

Grass and leaves must be bagged or bin-set as "yard trim," capped at 45 gallons and 60 pounds per container or bag. Brush cannot exceed 4 inches in diameter or 6 feet in length, and must go in labeled containers or paper bags, or be tied into bundles no more than 36 inches across. Plastic bags are barred outright for yard trim and Christmas trees. The rule runs countywide for the areas the County collects, per COMCOR 48.00.03.03(a)(2)(C), adopted under Chapter 48 of the County Code.

Violations & Fines

Improper yard trim disposal is a Class B violation under County Code § 48-49: each violating container is a separate offense, civil penalty up to $100 for a first offense and $150 for a repeat, or a criminal fine up to $200.

Frequently Asked Questions

Can I put yard trim out in plastic bags?
No. COMCOR 48.00.03.03 bars plastic bags for yard trim and Christmas trees: use paper bags, labeled containers, or tied bundles instead.
How big can brush pieces be for collection?
Brush must be 4 inches or less in diameter and 6 feet or less in length, placed in labeled containers/bags or bundled no more than 36 inches across.
Does this rule apply in Rockville or Gaithersburg?
No. Rockville, Gaithersburg and Takoma Park run their own trash and recycling collection under their own municipal rules, not this County regulation.

Sources & Official References

Other rules in Montgomery County

All Montgomery County rules

Compare Montgomery County to another location·View the Maryland trash & recycling overview

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