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Building
The Building Division of the City of Lone Tree plays a crucial role in overseeing the built environment in the City. By administering building codes and safety regulations, the division ensures that all structures and spaces within the City meet the minimum standards necessary for safety, health, and the general welfare of the community.
The building team’s responsibilities cover a wide array of tasks aimed at maintaining and improving the built environment. Our team conducts plan reviews, issues permits, and performs inspections to verify that structures comply with essential standards in areas such as:
- Structural strength and stability
- Accessibility and means of egress (ensuring all can get in and out when needed)
- Sanitation, light and ventilation
- Energy conservation
- Fire safety and protection
To find building inspection times posted online daily, click here.
Building Division office hours are 7AM-4PM excluding holidays and weekends. All Building services, including payments and inspection requests, can be performed online in our 24/7 permitting portal.
Call the main Building line for general questions or issues at 720-390-5211 or email the Building Division here. If calling the Building line and do not reach someone immediately, please leave us a voicemail so we can assist you more quickly. We generally respond to voicemails within an hour, and always before the end of the day.
Permit applications and inspection requests are only accepted electronically through our portal. Please note that Plan Review fees are due at time of application submittal.
Frequently Asked Questions
The City’s Use Tax rate is 2.5%. For full taxing and business licensing information, click here.
The City of Lone Tree requires a Business License if you are engaged in business in the City of Lone Tree. Our Finance Department does require anyone performing work in the City to apply for a Business License to ensure sales tax is not collected that should be remitted to the City.
For all parties included on a permit, a valid Business license is required before we can issue a permit.
The Lone Tree Building Division does not issue or require contractor licenses.
Residential replacement of windows, doors or siding does not require a permit unless you are changing the size of the opening. Like for like size replacements are exempt from permitting. For stucco, stone or brick replacement, a permit is needed to ensure the moisture barriers are correctly installed.
Commercial exterior alterations, including multi-family developments, require approval by the Planning Division. Please contact the Planning Division prior to making any such improvements at 720-509-1180 or visit their development review page for more information on a potential site improvement amendment.
Construction hours for exterior work:
7:00am – 7:00pm, Monday – Friday
8:00am – 6:00pm, Saturday, Sunday and State recognized Holidays
Interior construction hours are 7:00am – 9:00pm
Noise complaints are handled by the Lone Tree Police Department and offences are subject to ticketing.
Sanitary facilities and approved trash enclosures shall be located within three hundred (300) feet of the building site with measures to control the litter and trash, to prevent the wind from carrying it onto neighboring properties.
Sanitary facilities and trash enclosures shall not be located within the public right-of-way without the approval of the Public Works Department. You can apply for a Right-of-Way permit if you need to place items in the public right-of-way.
Placement of temporary sanitary facilities and trash enclosures outside the public right-of-way will need a temporary use permit unless already included within the scope of the of an issued building permit.
Permeant placement of sanitation facilities and trash enclosures will require a building permit and most likely a site improvement amendment. For more information, please visit the development review page for more information.
HOA or ACC approval is strongly recommended before starting any permitted work on your property.
Homeowners Associations are private associations that oversee properties within a specific neighborhood. Their duties often include common area landscaping and setting rules regarding private home landscaping and property alterations.
While the City does not govern Homeowners Associations (HOAs) it does curate contact information for each HOA in the City for the convenience of our residents.
Placement of temporary storage units on nonresidential properties requires a Temporary Use Permit and shall meet all of the following provisions:
- The unit shall be placed behind buildings, in a loading dock or service area, or in an area least visible from the street.
- The unit shall not be placed within any drive aisle, public right-of-way, or sidewalk.
- The unit may be placed on a property for no more than a total of ninety (90) days over a twelve-month period, unless in association with ongoing construction activities carried out pursuant to a valid building permit, or for extraordinary circumstances, as determined by the Director.