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HB 1233
Colorado House•Passed
Summary
HB 1233, “Property Tax Proceedings for Nonresidential Property”, was introduced in the House on Feb 18, 2026 by Rep. Meghan Lukens (D) with 14 co-sponsors. It last saw action on Jun 3, 2026: Governor Signed.
Record
Text
HB 1233 has 14 co-sponsors and 10 roll calls.
hb1233/enrolled.txtNOTE: This bill has been prepared for the signatures of the appropriate legislativeofficers and the Governor. To determine whether the Governor has signed the billor taken other action on it, please consult the legislative status sheet, the legislativehistory, or the Session Laws.HOUSE BILL 26-1233BY REPRESENTATIVE(S) Lukens and Zokaie, Bacon, Brown, Carter,Lindsay, Nguyen, McCluskie;also SENATOR(S) Roberts, Bridges, Cutter, Jodeh, Kipp, Wallace,Coleman.CONCERNING PROPERTY TAX PROCEDURES FOR NONRESIDENTIALPROPERTIES.Be it enacted by the General Assembly of the State of Colorado:SECTION 1. In Colorado Revised Statutes, 39-5-115, add (3) asfollows:39-5-115. Taxpayer to furnish information - affidavit on mineralleases.(3) (a) FOR PROPERTY TAX YEARS COMMENCING ON OR AFTERJANUARY 1, 2027, ANY PERSON WHO, IN CONNECTION WITH NONRESIDENTIALPROPERTY, WILLFULLY MAKES AND SUBSCRIBES ANY INFORMATIONREQUIRED BY THIS SECTION THAT IS VERIFIED BY A WRITTEN DECLARATIONCERTIFYING THE TRUTH AND ACCURACY OF THE INFORMATION BUT THAT ISNOT TRUE AND ACCURATE AS TO EVERY MATERIAL MATTER, COMMITS A________Capital letters or bold & italic numbers indicate new material added to existing law; dashesthrough words or numbers indicate deletions from existing law and such material is not part ofthe act.PETTY OFFENSE.(b) FOR PROPERTY TAX YEARS COMMENCING ON OR AFTER JANUARY1, 2027, ANY PERSON WHO, IN CONNECTION WITH NONRESIDENTIALPROPERTY, WILLFULLY AIDS OR ASSISTS IN, OR PROCURES, COUNSELS, ORADVISES THE PREPARATION OR PRESENTATION OF ANY INFORMATIONREQUIRED BY THIS SECTION THAT IS FRAUDULENT OR FALSE, COMMITS APETTY OFFENSE.(c) CONVICTION OF A PETTY OFFENSE PURSUANT TO THIS SUBSECTION(3) IS LIMITED TO THE PERSON WHO FILES OR ASSISTS IN FILING INFORMATIONTHAT IS NOT TRUE AND ACCURATE AS SPECIFIED IN SUBSECTION (3)(a) OFTHIS SECTION OR INFORMATION THAT IS FRAUDULENT OR FALSE AS SPECIFIEDIN SUBSECTION (3)(b) OF THIS SECTION.(d) ANY PERSON CONVICTED OF A PETTY OFFENSE UNDER THISSUBSECTION (3) SHALL BE SENTENCED IN ACCORDANCE WITH SECTION18-1.3-503.(e) THE COUNTY ATTORNEY IS AUTHORIZED TO FILE AND PROSECUTEANY ACTION ARISING UNDER THIS SUBSECTION (3) IN THE COUNTY COURT OFTHE COUNTY IN WHICH THE PROPERTY IS LOCATED.SECTION 2. In Colorado Revised Statutes, 39-8-107, amend (1)and (5)(a)(I) as follows:39-8-107. Hearings on appeal.(1) At the hearing upon a petition, the assessor or the assessor'sauthorized representative shall be present and shall produce information tosupport the basis and amount of the assessor's valuation of the property. Theboard shall hear and consider all testimony and examine all exhibitsproduced or introduced by either the petitioner or the assessor, with nopresumption in favor of any pending valuation, and may subpoena witnessesto testify. THE PETITIONER SHALL PAY the costs of producing the petitioner'switnesses shall be paid by the petitioner, and THE COUNTY SHALL PAY thecosts of producing the assessor's witnesses. shall be paid by the county. Onthe basis of the testimony produced and the exhibits introduced, the boardshall grant or deny the petition, in whole or in part, and shall notify thepetitioner and the assessor in writing. If the board denies the petition, inPAGE 2-HOUSE BILL 26-1233whole or in part, such THE written notice shall inform the petitioner of theright to appeal within the thirty-day period following the denial to thedistrict court or the board of assessment appeals pursuant to the provisionsof section 39-8-108 (1) or within the thirty-day period following the denialto submit the case to arbitration pursuant to the provisions of section39-8-108.5. Such THE notice shall state that, if the appeal is to the board ofassessment appeals, the hearing before the board of assessment appealsshall WILL be the last hearing at which testimony, exhibits, or any other typeof evidence may be introduced by either party, and that, if there is an appealto the court of appeals pursuant to section 39-8-108 (2), the record from thehearing before the board of assessment appeals and no new evidence shallbe the basis for the court's decision. The phone number and address of theboard of assessment appeals shall also be included on the notice. The noticeshall also state, in general terms, how to pursue arbitration and that, if ataxpayer submits the case to arbitration, the decision reached under suchprocess shall WILL be final and not subject to review. If a referee heard thecase, the board shall, at the written request of any taxpayer or any agent ofsuch taxpayer within seven working days after receipt of said request, makeavailable to the taxpayer or agent the referee's findings andrecommendations. At the board's election, the board may either mail, fax,or send by electronic transmission such THE findings and recommendationsOF THE REFEREE to the address, phone number, or electronic addresssupplied by said taxpayer or agent. Upon receipt of such request, the boardshall notify the taxpayer or agent of the estimated cost of providing suchTHE findings and recommendations OF THE REFEREE, payment of whichshall be made prior to providing such findings and recommendations. Uponproviding such THE findings and recommendations OF THE REFEREE, theboard may include a bill for the reasonable cost above the estimated costand up to the statutory maximum which shall be due and payable uponreceipt by the taxpayer or agent.(5) (a) (I) On and after August 10, 2011, in addition to any otherrequirements under law, any petitioner appealing either a valuation ofrent-producing commercial real property to the board of assessment appealspursuant to section 39-8-108 (1) or a denial of an abatement of taxespursuant to section 39-10-114 shall provide to the county board ofequalization or to the board of county commissioners of the county in thecase of an abatement, and not to the board of assessment appeals, thefollowing information, if applicable:PAGE 3-HOUSE BILL 26-1233(A) PROPERTY-SPECIFIC actual annual rental income for two fullyears including the base year for the relevant property tax year;(B) PROPERTY-SPECIFIC tenant reimbursements for two full yearsincluding the base year for the relevant property tax year;(C) PROPERTY-SPECIFIC itemized expenses for two full yearsincluding the base year for the relevant property tax year; and(D) PROPERTY-SPECIFIC rent roll data as of the valuation date,including the name of any tenants, the address, unit, or suite number of thesubject property, lease start and end dates, option terms, base rent, squarefootage leased, and vacant space for two years including the year of thevaluation date and the prior year.SECTION 3. In Colorado Revised Statutes, 39-8-108, amend (1)and (5)(d) as follows:39-8-108. Decision - review - opportunity to submit case toarbitration.(1) (a) If the county board of equalization grants a petition, in wholeor in part, the assessor shall adjust the valuation accordingly; but, if thepetition is denied, in whole or in part, the petitioner may appeal thevaluation set by the assessor or, if the valuation is adjusted as a result of adecision of the county board of equalization, the adjusted valuation to theboard of assessment appeals or to the district court of the county whereinthe petitioner's property is located for a trial de novo, or the petitioner maysubmit the case to arbitration pursuant to the provisions of section39-8-108.5. Such appeal or submission to arbitration shall be taken no laterthan thirty days after the date such denial was mailed pursuant to section39-8-107 (2). Any decision rendered by the county board of equalizationshall state that the petitioner has the right to appeal the decision of thecounty board to the board of assessment appeals or to the district court ofthe county wherein the petitioner's property is located or to submit the caseto arbitration and, to preserve such right, the time by which such appeal orsubmission to arbitration must be made. Any request by a taxpayer for ahearing before the board of assessment appeals shall be accompanied by anonrefundable filing fee in an amount specified in section 39-2-125 (1)(h).In addition, any request by a taxpayer for a hearing before the board ofPAGE 4-HOUSE BILL 26-1233assessment appeals shall be stamped with the date on which such requestwas received by the board. All such requests shall be presumed to be ontime unless the board can present evidence to show otherwise.(b) FOR PROPERTY TAX YEARS COMMENCING ON OR AFTER JANUARY1, 2027, IF A NONRESIDENTIAL PROPERTY OWNER APPEALS A DECISION TOTHE BOARD OF ASSESSMENT APPEALS PURSUANT TO SUBSECTION (1)(a) OFTHIS SECTION, THE GOVERNING BODY OF THE COUNTY MAY FILE A MOTIONWITH THE BOARD OF ASSESSMENT APPEALS NOTING THE COUNTY'SPREFERENCE THAT THE CASE BE HEARD IN THE DISTRICT COURT OF THECOUNTY IN WHICH THE PROPERTY IS LOCATED. THE COUNTY MUST FILE ITSMOTION WITHIN FORTY-TWO DAYS AFTER THE FILING OF THE PETITION WITHTHE BOARD OF ASSESSMENT APPEALS. THE PETITIONER MUST RESPOND WITHTHEIR ELECTION WITHIN TWENTY-ONE DAYS AFTER THE COUNTY'S MOTION.THE FILING OF SUCH A MOTION DOES NOT ALTER THE VENUE OF THE CASE,AND THE BOARD OF ASSESSMENT APPEALS RETAINS JURISDICTION UNLESSTHE PETITIONER ELECTS TO WITHDRAW THE APPEAL AND FILE IN DISTRICTCOURT PURSUANT TO APPLICABLE LAW.(5) In any appeal authorized by this section or by section 39-5-122,39-5-122.7, or 39-10-114:(d) Upon request, the respondent shall make available to thetaxpayer two working days prior to any appeal hearing data supporting theassessor's valuation. Such request shall be accompanied by data supportingthe taxpayer's valuation. Nothing in this paragraph (d) SUBSECTION (5)(d)shall be construed to prohibit the introduction at such appeal hearing of anydata discovered as a result of the exchange of data required by thisparagraph (d); and SUBSECTION (5)(d);SECTION 4. In Colorado Revised Statutes, 39-10-104.5, add (3)(d)as follows:39-10-104.5. Payment dates - optional payment dates - failure topay - delinquency.(3) (d) (I) IF A COURT OF COMPETENT JURISDICTION FINDS THAT THETAXPAYER HAS COMMITTED A PETTY OFFENSE UNDER SECTION 39-5-115 (3),THE TAXPAYER IS NOT ENTITLED TO PENALTY INTEREST PURSUANT TO THISSUBSECTION (3).PAGE 5-HOUSE BILL 26-1233(II) THE BOARD OF ASSESSMENT APPEALS DOES NOT HAVEAUTHORITY TO DETERMINE WHETHER A TAXPAYER HAS FORFEITED THERIGHT TO PENALTY INTEREST. A DETERMINATION OF WHETHER A TAXPAYERHAS FORFEITED THE RIGHT TO PENALTY INTEREST IS MADE SOLELY BY THECOURT IN CONNECTION WITH A PROSECUTION FOR WILLFULMISINFORMATION.SECTION 5. Act subject to petition - effective date. This acttakes effect at 12:01 a.m. on the day following the expiration of theninety-day period after final adjournment of the general assembly (August12, 2026, if adjournment sine die is on May 13, 2026); except that, if areferendum petition is filed pursuant to section 1 (3) of article V of the stateconstitution against this act or an item, section, or part of this act withinsuch period, then the act, item, section, or part will not take effect unlessPAGE 6-HOUSE BILL 26-1233approved by the people at the general election to be held in November 2026and, in such case, will take effect on the date of the official declaration ofthe vote thereon by the governor.____________________________ ____________________________Julie McCluskie James Rashad Coleman, Sr.SPEAKER OF THE HOUSE PRESIDENT OFOF REPRESENTATIVES THE SENATE____________________________ ____________________________Vanessa Reilly Esther van MourikCHIEF CLERK OF THE HOUSE SECRETARY OFOF REPRESENTATIVES THE SENATEAPPROVED________________________________________(Date and Time)_________________________________________Jared S. PolisGOVERNOR OF THE STATE OF COLORADOPAGE 7-HOUSE BILL 26-1233
Concerning property tax procedures for nonresidential properties.
Sponsors
Rep. Meghan Lukens (D) sponsors HB 1233, and 14 members have co-sponsored it.

Rep. · D–26 · Sponsor

Rep. · D–52 · Co-sponsor

Sen. · D–8 · Co-sponsor

Rep. · D–7 · Co-sponsor

Rep. · D–12 · Co-sponsor

Rep. · D–36 · Co-sponsor

Rep. · D–42 · Co-sponsor

Rep. · D–13 · Co-sponsor

Rep. · D–33 · Co-sponsor

Sen. · D–26 · Co-sponsor
Committees
HB 1233 went before 2 committees: Finance and Committee of the Whole.
History
HB 1233 has taken 17 actions since Feb 18, 2026, the latest on Jun 3, 2026.
| Chamber | Action | |||
|---|---|---|---|---|
Jun 3, 2026 | — | Governor Signed | ||
May 20, 2026 | House | Signed by the Speaker of the House | ||
May 20, 2026 | Senate | Signed by the President of the Senate | ||
May 20, 2026 | — | Sent to the Governor | ||
May 12, 2026 | House | House Considered Senate Amendments - Result was to Concur - Repass |
Votes
HB 1233 went to 10 roll calls across both chambers, the latest on May 12, 2026 at 42–22.
| Chamber | Question | Yea | Nay | |||
|---|---|---|---|---|---|---|
May 12, 2026 | House | House: Senate Amendments Repass | 42 | 22 | ||
May 12, 2026 | House | House: Senate Amendments Concur | 52 | 12 | ||
May 8, 2026 | Senate | Senate: Third Reading Bill | 22 | 12 | ||
May 5, 2026 | Senate | Senate Finance: Refer House Bill 26-1233, as amended, to the Committee of the Whole. | 5 | 4 | ||
May 5, 2026 | Senate | Senate Finance: Adopt amendment L.008 (Attachment D) | 9 | 0 |
Source: leg.colorado.gov · legiscan.com