Basement bedroom failed inspection for egress: the check, the fix, and the cost in Fort Collins

A basement bedroom that fails inspection for egress is missing a compliant emergency escape and rescue opening, and the fix depends on how far the existing window is from the number. Enlarging an opening that is close runs $2,800 to $5,000. A new cut with a code window and well runs $3,800 to $7,000. A well that is simply too small or missing its ladder can be $350 to $1,100. All three carry a City of Fort Collins permit, typically $150 to $300, and the engineer’s letter the city requires for any altered foundation wall, $300 to $700.

Check this first (a tape measure and the year the house was built)

Measure the net clear opening. Open the window fully. Measure the actual hole, height and width, not the glass and not the frame. Multiply. A new opening needs 5.7 square feet, or 5.0 square feet if it is at or below grade.
Check the two minimums. At least 24 inches high and 20 inches wide. Both, not either. A 24 by 20 opening is only 3.3 square feet, so real egress windows are bigger in at least one direction.
Measure the sill. Floor to the bottom of the clear opening. 44 inches maximum for a new window.
Measure the well. At least 36 inches out from the window and at least 9 square feet of horizontal area. If it is deeper than 44 inches, it needs a permanent ladder or steps.
Find the build year. This matters in Fort Collins more than most places, because the city publishes a chart of what was required when.

What the build year changes

The City of Fort Collins egress guide states that “windows installed/built under older codes are still considered code compliant,” and prints the history. The dates that matter:

Built (permit dates)	What the code required then
9/25/1958 to 11/9/1966	12 sq ft window with 6 sq ft openable
11/10/1966 to 2/20/1971	5 sq ft, no dimension under 24 in, 48 in sill
2/21/1971 to 11/7/1977	5 sq ft, no dimension under 22 in, 48 in sill
12/13/1977 to 5/19/1998	5.7 sq ft, 24 in height, 20 in width, 44 in sill
5/19/1998 to 12/31/2004	Same, plus a 36 in well with ladder
1/1/2005 to 4/14/2022	Same, 5 sq ft allowed at grade and basement, ladder if well deeper than 44 in
4/15/2022 to current	2021 IRC R310.2, then the 2024 codes for permits from April 1, 2026

The 2024 edition renumbers the same requirements as Section R319; inspectors and older guides still call it R310.

So a 1972 ranch with a 5-square-foot opening and a 48-inch sill was compliant when built and, per the city, still is. What trips inspections is the other direction: a bedroom finished later, often without a permit, behind a window that was never meant to be an exit at all. The city’s basement finish guide says unpermitted work by a prior owner can be brought into compliance without fines, which is the route most of these jobs take.

What is usually wrong

Finding	Likely cause	Fix and cost
Window under 5 sq ft in a room finished after 1998	Bedroom added behind a utility window	Enlarge $2,800 to $5,000 or new cut $3,800 to $7,000
Window passes, well under 36 in or under 9 sq ft	Well never sized for egress	Well replacement $1,100 to $3,300
Window and well pass, no ladder, well over 44 in	Ladder omitted	Anchored ladder, quoted with well work, usually $350 to $1,100
Sill over 44 in on a post-1977 opening	Wrong window for the job	Enlargement, drop the sill
Opening fine, no path from the well to the street	Fence or shed blocks it	Gate in the fence (the city allows gates), or relocate the opening
Everything passes, room under 70 sq ft or ceiling under 6 ft 8 in	Not an egress problem	Talk to the city before spending on the window

Why this happens in Fort Collins

The city’s own guide says it in bold: “The installation of an emergency escape and rescue window (egress window) does not create a legal bedroom.” A remodel or basement finish permit is what creates one, and that permit checks the whole room: an escape opening in every bedroom, a 70-square-foot minimum with no dimension under 7 feet, a 6-foot-8 ceiling, smoke alarms inside and outside sleeping areas, and a carbon monoxide alarm within 15 feet. Fort Collins also requires an engineer’s stamped letter or drawings for any new or altered window in a foundation wall.

The demand side is what fills basements with unpermitted bedrooms. CSU’s Fort Collins enrollment hit an all-time high of 34,412 in fall 2025, the city’s former three-unrelated-person occupancy rule ended in July 2024 under state law, and since January 2025 most long-term rentals must register with the city and self-certify to the property maintenance code. A basement room that has been rented as a bedroom for years gets measured the day the house sells, and that is the call we get. The student-rental post covers that angle.

For sellers, the appraisal rule matters too. Fannie Mae’s guide treats any level with a portion below grade as below grade “regardless of the quality of its finish or the window area of any room,” and reports those rooms separately from the above-grade count. A compliant egress opening is what lets that room be presented and valued as a bedroom at all.

When to call

If the report says some version of “basement sleeping room lacks a compliant emergency escape and rescue opening,” send the form with the inspector’s line, the build year if you know it, and a photo of the window from inside with a tape across it. Tell us the closing date. During the April to October dig season a flagged bedroom can go from first call to final inspection in a few weeks, and we will say honestly whether your date is makeable. The basement bedroom conversion page is the full version of this job, the permit page covers the paperwork, and the egress cost calculator gives you a number now. The code reference page has every dimension in one place.

Frequently Asked Questions

What does an inspector mean by 'no compliant egress'?

The room has no emergency escape and rescue opening that meets the code in force when it was built. Under the current Fort Collins guide a new opening needs 5.7 square feet net clear (5.0 at or below grade), 24 inches of height, 20 inches of width, a sill within 44 inches of the floor, and a 36-inch well with 9 square feet of area and a ladder if it is deeper than 44 inches.

Does adding an egress window make the room a legal bedroom?

Not by itself. The City of Fort Collins guide says plainly that installing an egress window does not create a legal bedroom, and that a remodel or basement finish permit is required to create or relocate one. That permit also checks the 70-square-foot minimum, ceiling height, and smoke and CO alarms. We do the opening and file the permit that makes it count.

How much does it cost to fix?

Enlarging an existing opening to code runs $2,800 to $5,000. A new cut with a window and well runs $3,800 to $7,000. If the window already passes and only the well or ladder is short, the fix can be $350 to $1,100. The Fort Collins permit is typically $150 to $300 by the city valuation table, and a Colorado engineer's letter, which the city requires for any new or altered foundation opening, runs $300 to $700.

Can you guarantee the room passes?

No, and nobody honest can. The inspection belongs to the city and the bedroom count belongs to the appraiser. What we do is build to the current code and the city's guide, file the permit, meet the inspector, and fix anything flagged on our work.