Collin County, TX
Property Tax Protest Guide · Texas
Protest Deadline
Not later than May 15, or the 30th day after the appraisal district's notice of
appraised value was delivered to you, whichever is later. Texas Tax Code Section
41.44(a)(1). Limited exceptions apply for good cause, offshore workers, and active
military service members.
Deadlines
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What is the protest deadline under Texas law?
Texas state law |
Not later than May 15, or the 30th day after the notice of appraised value was delivered, whichever is later.
“not later than May 15 or the 30th day after the date that notice to the property owner was delivered to the property owner as provided by Section 25.19 (Notice of Appraised Value), whichever is later”
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| What is the protest deadline in Collin County? |
May 15, or no later than 30 days after the date of your notice, whichever is later. If the deadline falls on a weekend or a legal state or national holiday, it moves to the next business day.
“A protest must be filed by May 15, or no later than 30 days after the date of your notice, whichever is later. However, if the protest deadline falls on a weekend or legal state or national holiday, the deadline is the next business day.”
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| When does Collin Central Appraisal District mail appraisal notices? |
2026 real property notices were mailed April 15. Business personal property notices began May 13 and continued into early June.
“The 2026 Notices of Appraised Value for Real property will be mailed on April 15th. The first batch of BPP notices will be mailed on May 13th and continue through early June as those appraisals are processed.”
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How to File
| Where do I file a protest online in Collin County? |
Taxpayer Portal, at onlineportal.collincad.org. Registered tax agents use a separate portal.
“Enroll in the Taxpayer Online Portal to seamlessly access your property details, opt into electronic communication from the Appraisal District, review important documents, and submit appraisal protests — all from a centralized and convenient platform.”
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| Can I file online, and what do I need? |
You need the Owner ID and eFile PIN printed on your most recent Appraisal Notice or Exemptions Notice.
“To create a user account, you will need your Owner ID and eFile PIN. These can be found on the most recent Appraisal Notice or Exemptions Notice that was mailed to you.”
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| How do I file by mail or in person in Collin County? |
By mail or in person to 250 Eldorado Pkwy, McKinney, TX 75069, using the ARB Notice of Protest form (CCAD-132) or any written statement identifying the owner, the property, and the reason for protest. An official form is not required.
“A protest form can be found here, but an official form is not necessary. A protest is sufficient if it is in writing and identifies the owner, the property that is the subject of the protest, and reason(s) for protest.”
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| Is there a drop box, and when is it emptied? |
The drop box at the district's main entrance is available 24 hours a day and is emptied at midnight on May 15.
“The drop-box next to the main entrance door of the District will be emptied at midnight on May 15th.”
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| What if I am using a paid representative? |
Registered tax agents must use the separate Agent Portal at AgentAppeals.CollinCAD.org, not the property owner scheduling system.
“If you are a registered tax agent, please use our Agents Portal at: AgentAppeals.CollinCAD.org”
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Hearings and Evidence
| Can I talk to an appraiser before the hearing? |
Informal review with an appraiser is offered. It is scheduled using the QR code on your Appraisal Notice.
“If you want an in-person informal appraisal review with a member of the District's staff, those must be scheduled by using the QR code located on your Appraisal Notice.”
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| How can I attend my ARB hearing? |
In person, by telephone, by video conference with screen sharing, or by sworn affidavit or written declaration. Telephone and video require written notice to the ARB at least 10 days before the hearing.
“A property owner may participate in their ARB protest hearing by appearing in-person, or by sworn affidavit or written declaration, accompanied by telephone or video conference if requested.”
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| When and how do I submit my evidence? |
Evidence may be delivered by mail or by hand to 250 Eldorado Pkwy, McKinney, TX 75069, by email to collinarb@collinarb.org, or by fax to 469-742-9201. The ARB requests evidence three days before the hearing.
“The ARB will accept affidavits, written declarations and evidence by mail or hand delivery to 250 Eldorado Pkwy, McKinney, TX 75069, by email, collinarb@collinarb.org or fax, 469-742-9201. The ARB requests evidence (3) days prior to the hearing.”
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| What if I cannot attend the hearing? |
An owner who does not attend may submit a sworn affidavit or a written declaration instead. The ARB publishes 2026 forms for both.
“A property owner may participate in their ARB protest hearing by appearing in-person, or by sworn affidavit or written declaration, accompanied by telephone or video conference if requested.”
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Can I see the district's evidence before the hearing?
Texas state law |
At least 14 days before the hearing, the chief appraiser must tell the owner they are entitled, on request, to a copy of all data, schedules, and formulas the district will introduce. There is no charge.
“inform the property owner that the owner or the agent of the owner is entitled on request to a copy of the data, schedules, formulas, and all other information the chief appraiser will introduce at the hearing to establish any matter at issue”
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| Where are the ARB hearing procedures published? |
2026 Model Hearing Procedures, published at collinarb.org.
“[2026 Model Hearing Procedures] Download”
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| Can I reschedule my hearing? |
A property owner who has not appointed an agent is entitled to one postponement without showing cause, if requested before the scheduled hearing time.
“On request made to the ARB before the date of the hearing, a property owner who has not designated an agent under Section 1.111 to represent the owner at the hearing is entitled to one postponement of the hearing to a later date without showing cause.”
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If You Disagree with the ARB
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What if I miss the protest deadline?
Texas state law |
A protest filed after the deadline but before the ARB approves the appraisal records is still entitled to a hearing if the ARB finds good cause for the delay (Tax Code 41.44(b)).
“The Texas Property Tax Code, Section 41.44(b) entitles a property owner who files his notice of protest after the deadline, but before the ARB approves the appraisal records, a hearing and determination, if good cause is determined.”
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What if I find a clerical or ownership error?
Texas state law |
The ARB may correct the appraisal roll for any of the five preceding years to fix clerical errors, multiple appraisals of the same property, appraisal of property that does not exist, or an ownership error.
“The appraisal review board, on motion of the chief appraiser or of a property owner, may direct by written order changes in the appraisal roll for any of the five preceding years to correct: (1) clerical errors that affect a property owner's liability for a tax imposed in that tax year; (2) multiple appraisals of a property in that tax year”
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What if my property was substantially over-appraised?
Texas state law |
A property owner may file a motion to correct an over-appraisal at any time before the taxes become delinquent. The error must exceed the correct value by more than one-fourth for a residence homestead, or one-third for other property.
“However, the error may not be corrected unless it resulted in an appraised value that exceeds by more than: (1) one-fourth the correct appraised value, in the case of property that qualifies as the owner's residence homestead under Section 11.13; or (2) one-third the correct appraised value, in the case of other property”
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What are my options besides district court?
Texas state law |
Depending on the facts and the property type, an ARB decision may also be appealed to the State Office of Administrative Hearings (SOAH) or to regular binding arbitration (RBA), as alternatives to district court.
“Depending on the facts and the property type, you may be able to appeal to the State Office of Administrative Hearings (SOAH) or to regular binding arbitration (RBA).”
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How do I appeal an ARB decision to court?
Texas state law |
File a petition for review in the state district court for the county where the property is located, within 60 days of receiving the ARB's written order. A partial tax payment is required before the delinquency date.
“If you are dissatisfied with the ARB's findings, you have the right to appeal its decision to the state district court in the county in which your property is located. Within 60 days of receiving the ARB's written order, you must file a petition for review with the district court.”
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Homestead Exemption
| When is the homestead exemption deadline? |
File between January 1 and April 30 of the year claimed. Early applications are not accepted.
“For a general exemption you should file your exemption application between January 1 and April 30. Early applications will not be accepted.”
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Can I still file a homestead exemption if I missed the deadline?
Texas state law |
The chief appraiser must accept a late application filed within two years after the delinquency date for taxes on the homestead. There is no requirement to apply in your first year of ownership.
“the chief appraiser shall accept and approve or deny an application for a residence homestead exemption after the deadline for filing it has passed if it is filed not later than two years after the delinquency date for the taxes on the homestead.”
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| How do I file for a homestead exemption? |
By mail, in person, through the 24-hour drop box, or online through the Taxpayer Portal. There is no fee. Emailed applications are not accepted.
“There is never a fee involved in applying for an exemption with the appraisal district. This is a free service for all taxpayers.”
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Contacts and Hours
| How do I contact the Collin County Appraisal Review Board? |
Mailing address: Collin Appraisal Review Board, c/o Collin Central Appraisal District, 250 Eldorado Pkwy, McKinney, TX 75069. Phone 469-742-9200 (the district's main number; the ARB publishes no separate line). Email collinarb@collinarb.org.
“The ARB will accept affidavits, written declarations and evidence by mail or hand delivery to 250 Eldorado Pkwy, McKinney, TX 75069, by email, collinarb@collinarb.org or fax, 469-742-9201.”
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| How do I contact Collin Central Appraisal District? |
469.742.9200 (metro) or 866.467.1110 (toll-free). 250 Eldorado Pkwy, McKinney, Texas 75069. collincad.org
“469.742.9200 (metro) 866.467.1110 (toll-free)”
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| What are the appraisal district's office hours? |
Monday through Friday, 8:00 a.m. to 4:00 p.m.
“Business Hours Monday - Friday 8:00 am to 4:00 pm”
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