A pest control contract can be a sensible purchase when an infestation is extensive or a pest is hard to control. But repeat visits and guarantees are where agreements get vague, so the useful move is to ask specific questions before you sign. Get several estimates and take a few days to compare them; most pest problems can wait that long. Ask each company to find and correct the source of the problem before applying pesticides, and to use baits and crack-and-crevice treatments where feasible. Then put the answers about visits and guarantees in writing.
Separate the inspection from the treatment plan
Ask what the first visit includes and whether it is an inspection, a treatment, or both. A good plan names the pest, the conditions that support it, and the non-chemical steps expected of you, such as removing food and water sources, sealing entry points, and reducing clutter. Ask the company to identify the source before treating, for example a leaky fixture feeding moisture. If the plan is only a spray schedule with no source correction, ask why. Write down the name and EPA registration number of any pesticide used, and request copies of the labels for products they intend to apply, including application rates and precautions.
Define what triggers a repeat visit
Repeat visits mean different things to different firms. Ask whether return visits are scheduled automatically or only when you report activity, and who decides that a return is warranted. Ask what evidence counts, such as a sighting, a trap catch, or a follow-up inspection. Confirm whether a return visit costs extra and whether it includes treatment or only inspection. The EPA's guidance on service contracts says routine pesticide applications around a home are generally not desirable unless there is a constant infestation and non-chemical methods have failed, and that contracts should include periodic inspections without applying pesticides unless pests are actually present.
Interrogate the guarantee, not just its length
A guarantee is only as reliable as the company offering it. Ask exactly what it covers: retreatment, refund, or repair. For termite work, the EPA notes guarantees commonly run from one to five years, so ask whether there is a yearly inspection charge and whether the company is responsible for structural damage if treatment fails. For general pests, ask what voids the guarantee, such as you doing your own treatments or skipping recommended sanitation. Ask for the guarantee terms in writing and whether it transfers if you sell the home. If you are unsure how a guarantee interacts with your homeowners policy, ask your insurer directly.
Check credentials and verify claims
Ask how many years the company has operated at its current address, for references, and whether the people performing the work will be certified, licensed applicators or licensed technicians under direct supervision. Licenses can be verified through your state department of agriculture. Ask whether complaints have been filed with your state agriculture department, attorney general, or the EPA. Be cautious with door-to-door sellers, package deals bundling pest work with repairs, per-gallon pricing, claimed secret formulas, and anyone who says a government agency endorses them, since agencies do not endorse companies or products. If you have questions about your legal rights under a contract, ask your state regulator.
A worked comparison
Suppose two quotes arrive for the same ant problem. Company A offers a low first-visit price plus a monthly plan with automatic spraying. Company B offers an inspection, a written plan naming the moisture and food sources to fix, bait placements, and return visits only when you report activity, with the trigger and any charge stated in writing. Company B's plan is easier to judge because you can see what a return visit is for and what the guarantee covers. Neither price tells you which is competent, so compare the scope, the credentials, and the guarantee language side by side before deciding.
Your takeaway checklist
- Ask what the first visit includes and whether the source of the problem will be identified and corrected.
- Ask whether return visits are automatic or triggered by reported activity, and who decides.
- Ask whether return visits cost extra and whether they include treatment or inspection only.
- Ask what the guarantee covers, what voids it, and whether it transfers if you sell.
- Ask for references, license verification, and copies of pesticide labels and application rates.
- Ask your insurer how a guarantee interacts with your policy, and your state regulator about contract rights.
Keep this in mind
Accept a repeat-visit or guarantee agreement only after the trigger for return visits, the scope of the guarantee, and the credentials of the applicators are stated in writing. Compare plans by scope, not by the first-visit price.
Sources and further reading
Sources checked 2026-11-08. External organizations do not endorse this website. Our organizing frameworks are editorial suggestions, not a substitute for model-specific instructions, local requirements or professional assessment.