Commercial Construction Change Orders in San Antonio, TX: How to Avoid Cost Overruns
Few things frustrate a business owner mid-project like an unexpected invoice for work they didn’t realize would cost extra. In most cases, the culprit is a change order. They’re a normal part of commercial construction, but a poorly handled change order can quietly add thousands of dollars and weeks to a project.
This guide explains what change orders are, why they happen, and how San Antonio business owners can keep them under control.
This article offers general educational information and isn’t legal advice. Have an attorney review your construction contract.
What Is a Change Order?
A change order is a written agreement that modifies the original construction contract. It documents a change to the scope of work, the cost, the schedule, or any combination of the three. It might add something new, remove something, or adjust how a part of the project will be built. Once signed by the owner and contractor, the change becomes part of the contract.
Why Change Orders Happen
Owner-Requested Changes
The most common cause is simply a change of mind: a different layout, upgraded finishes, added equipment, or a new feature the owner decides they want once construction is underway.
Unforeseen Site or Building Conditions
Opening walls or excavating can reveal hidden issues, such as outdated wiring, plumbing problems, or unexpected soil conditions. These are especially common in older San Antonio buildings and on ground-up sites.
Design Errors or Omissions
Plans that are incomplete, unclear, or inconsistent can lead to work that wasn’t priced in the original bid.
Code, Permit, or Inspection Requirements
Plan review comments or inspection results can require adjustments to meet code that weren’t anticipated in the original scope, including requirements specific to restaurants, medical offices, and other regulated spaces. See our guide to commercial construction permits in San Antonio.
Material or Equipment Substitutions
Supply shortages or long lead times can force a switch to alternate materials or equipment, which may change cost or require redesign.
Late Equipment Decisions
Selecting kitchen, medical, or fitness equipment after construction starts often changes electrical, plumbing, or structural work that’s already planned or built.
Are Change Orders Always Bad?
No. Some change orders are good decisions that protect the project or improve the end result, such as fixing a hidden problem the right way. The goal isn’t zero change orders. It’s avoiding the preventable ones and handling the rest transparently, in writing, with clear pricing and agreement before the work is done.
How to Prevent Unnecessary Change Orders
- Start with complete, coordinated plans — incomplete drawings are a leading source of changes. Invest in thorough design before bidding or building.
- Make decisions early — finalize layout, finishes, and equipment before construction begins and avoid changing your mind afterward.
- Investigate existing conditions up front — for renovations, an early building assessment can reveal issues before they become surprises. For ground-up projects, a proper site evaluation does the same.
- Choose a contractor who reviews plans carefully — an experienced contractor flags conflicts and gaps before construction rather than after.
- Build a contingency into your budget — a reserve for unexpected conditions keeps a necessary change from derailing the project financially.
- Understand allowances — when a contract uses an allowance for items not yet selected, such as finishes or fixtures, know what it covers and what happens if your choices cost more.
How to Handle Change Orders Well
- Get it in writing before work begins — a verbal “go ahead” invites disputes. A written change order should describe the work, the cost, and any effect on the schedule.
- Ask for clear pricing — the cost should be itemized enough for you to understand what you’re paying for.
- Ask about schedule impact — a change that adds cost may also add time, which can affect your opening date.
- Keep your own records — track every change, who requested it, and when it was approved.
- Review before signing — it’s reasonable to ask questions or request clarification before you approve.
Warning Signs of a Contractor Who Handles Changes Poorly
- A very low bid that leaves out obvious scope, to be made up later through change orders
- Reluctance to put changes in writing or explain pricing
- Surprise charges presented after work is already complete
- Vague contract language about how changes and unforeseen conditions are handled
- Slow or defensive responses when you ask questions about costs
What to Look for in the Contract
Before signing, review how the contract treats changes and unforeseen conditions: how change orders are requested and approved, how they’re priced, who is responsible for existing conditions, and how disputes are resolved. A construction attorney can help you review these provisions. Our guide on design-build vs. design-bid-build also explains how project delivery method influences the risk of change orders, and our commercial construction cost guide covers budgeting and contingency.
How Sarfani Construction Approaches Changes
At Sarfani Construction, we aim to reduce preventable change orders by reviewing plans carefully before construction, flagging potential issues early, and keeping you informed throughout the project. When a change is necessary, we believe in documenting it clearly so you understand the cost and schedule impact before decisions are made. With experience across restaurant, medical, fitness, retail, office, and ground-up projects in San Antonio, we know where surprises tend to hide.
Want a project with fewer surprises? Schedule a free consultation with Sarfani Construction today.
Frequently Asked Questions
What is a change order in construction?
A change order is a written agreement that modifies the original construction contract’s scope, cost, schedule, or all three. Once signed, it becomes part of the contract.
Why do commercial projects have so many change orders?
Common reasons include owner-requested changes, unforeseen existing conditions, plan errors or omissions, code or inspection requirements, and equipment or material changes. Better planning reduces many of them.
How can I avoid change orders on my project?
Start with complete plans, make design and equipment decisions early, investigate existing building or site conditions before construction, and work with a contractor who reviews plans thoroughly.
Should I budget a contingency for change orders?
Yes, especially for renovations in older buildings and ground-up projects, where unexpected conditions are more likely. A contingency gives you room to handle necessary changes without a financial crisis.
Do I have to approve a change order before work begins?
It’s best practice to approve changes in writing before the work is done, so cost and schedule impact are clear. Check your contract for the specific process and consult an attorney if you have questions.
What’s the difference between a change order and an allowance?
An allowance is a set amount in the original contract for items not yet selected, such as finishes. A change order modifies the contract’s scope, price, or schedule. Going over an allowance can result in additional cost, so it’s important to understand how yours works.
