Smoke Detectors: Rockville vs Takoma Park
How do smoke detectors rules compare between Rockville, MD and Takoma Park, MD?
Rockville and Takoma Park have similar restriction levels.
Rockville, MD
Montgomery County
Maryland Public Safety Article 9-104 requires sealed, tamper-resistant smoke alarms with 10-year lithium batteries in all Rockville homes. CO detectors required on every level.
View full Rockville rules →Takoma Park, MD
Montgomery County
Maryland requires smoke alarms on every level, in bedrooms, and outside sleeping areas. Since 2018, replacements must be sealed 10-year battery or hardwired units.
View full Takoma Park rules →Key Facts Comparison
| Fact | Rockville | Takoma Park |
|---|---|---|
| State Law | MD Public Safety Art. 9-104 | MD Public Safety Art. 9-101 to 9-109 |
| Battery Type | Sealed 10-year lithium required | - |
| Replacement | Every 10 years from manufacture | - |
| CO Detectors | Required on every level | Required near sleeping areas with fuel-burning appliances |
| Contact | 240-314-8240 (Fire Marshal) | - |
| Placement | - | Every level, inside bedrooms, outside sleeping areas |
| Replacement Standard | - | Sealed 10-year battery or hardwired (since 2018) |
| Landlord Duty | - | Must ensure compliance at move-in |
Highlighted rows indicate differences between cities.
Rockville FAQ
What type of smoke alarm does Maryland require?
Maryland requires sealed, tamper-resistant smoke alarms with 10-year lithium batteries and a hush button. Removable-battery alarms are no longer permitted as replacements under Public Safety Article 9-104.
When must smoke alarms be replaced?
Replace alarms when they exceed 10 years from the manufacture date printed on the back, when they fail testing, or upon a change of tenant if not already upgraded to sealed-battery units.
Are carbon monoxide detectors required in Rockville?
Yes. Montgomery County requires CO detectors on every level of the home including basements, installed near sleeping areas.
Takoma Park FAQ
What type of smoke alarm do I need in Takoma Park?
Since January 1, 2018, replacement smoke alarms must be sealed 10-year lithium battery units or hardwired with battery backup. Removable-battery-only alarms no longer meet code for replacements.
Are carbon monoxide detectors required?
Yes. Maryland law requires CO detectors near sleeping areas in homes with fuel-burning appliances (gas furnace, water heater, fireplace) or attached garages.
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