Rio Arriba Property Tax: 2026 Rates, Relief & Appeal Help

Rio Arriba Property Tax rates for 2026 average about 0.80% of assessed value, reflecting the county levy plus local school and special district levies. Homeowners can lower the 2026 property tax bill Rio Arriba by applying for the homestead exemption Rio Arriba, which removes $2,000 from taxable value and may qualify seniors for additional relief programs. The Rio Arriba county tax assessors publish land valuation data and an online property tax portal Rio Arriba where you can view the Rio Arriba tax roll search, check property tax district boundaries, and pay before the property tax payment deadlines. If you disagree with a valuation, the property tax assessment appeal process lets you file a protest within 30 days, and the Rio Arriba tax collector contact (575) 588-7726 is ready to answer questions.

Rio Arriba Property Tax relief includes agricultural property tax rates, commercial property tax Rio Arriba options, and exemptions for veterans and seniors that can reduce delinquency risk. The Rio Arriba County Assessor’s Office (CountyAssessor@rio-arriba.org) offers a direct public search portal to verify assessments and start a property tax refund process when overpayment occurs. For those needing guidance, the property tax appeal in Rio Arriba follows a clear step‑by‑step filing method through the assessor’s website. All details align with New Mexico property tax rates and ensure you meet filing deadlines without confusion.

Search Rio Arriba County Property Tax

The Rio Arriba County Assessor’s Office maintains the official public search portal used by residents, real estate professionals, and title researchers to retrieve ownership, valuation, and classification data. Property owners begin every inquiry through the county’s public record system because the platform hosts parcel-level assessments, sales history, and exemption flags recognized by the New Mexico Property Tax Division.

The verified public search portal is hosted on the Rio Arriba County government’s official online services platform, and the direct access link should be obtained from the county’s main website to ensure visitors reach the current, certified system. Visitors should accept the on-screen disclaimer, then select a search method tied to the parcel number, owner name, or street address.

Step-by-Step Searching Method

The portal supports several distinct lookup paths, and each one returns results drawn directly from the Assessor’s certified tax roll. New users benefit from following a fixed sequence that prevents missed exemptions or outdated ownership records.

• Open the Rio Arriba County public records portal through the official county website and accept the disclaimer page.
• Choose the search field, such as Parcel Number, Owner Name, Account Number, or Address, from the dropdown menu.
• Enter the requested value using uppercase letters and full street suffixes for accurate matching.
• Review the result list, then click the parcel link to open the property record card.
• Use the print or download options to save valuation history, exemption status, and tax district codes.

Residents who cannot locate a parcel can contact the Assessor’s Office through the official county directory for assistance with account numbers or spelling corrections. The County Clerk’s Office holds recorded deeds that clarify boundary lines and ownership transfers when the Assessor’s record remains unclear.

Rio Arriba County Tax Assessor Role and Core Duties

The Rio Arriba County Assessor’s Office lists, values, and classifies every parcel, manufactured home, business asset, and piece of livestock within county limits each year. The office operates under statutory authority granted by the New Mexico Property Tax Code and submits annual reports to the Property Tax Division for compliance review.

During the 2026 evaluation cycle, the New Mexico Property Tax Division identified no deficiencies, no recommendations, and no areas of non-compliance for Rio Arriba County, signaling that current valuation methods meet state standards. The Assessor also administers exemption claims, processes valuation limitation applications, and forwards assessment data to the Treasurer for billing.

Primary Functions Performed Each Year

• Mail Notice of Value forms to property owners on the county’s annual mailing schedule.
• Maintain parcel maps and tax district boundaries within the county GIS layer.
• Process ownership changes forwarded by the County Clerk within statutory deadlines.
• Verify exemption eligibility for head of family, veteran, and agricultural applicants.
• Publish the certified tax roll to the Treasurer for use in property tax bill generation.

Property owners communicate with the Assessor through the county’s official contact channels for questions about valuation methodology or exemption status. In-person visits occur at the county offices in Tierra Amarilla, NM 87575, where staff also accept hardship deferral applications during posted business hours.

How Property Valuation Works in Rio Arriba County

Rio Arriba County uses a sales-comparison approach for residential land valuation, an income approach for commercial properties, and a productivity model for agricultural acreage. The Assessor reviews arm’s-length transactions recorded by the County Clerk and adjusts comparable sales for location, size, and improvement grade.

Land valuation notices update after the county reassesses market activity, and the resulting Notice of Value shows the new total valuation, classification code, and exemption status. Owners who challenge the methodology typically request a sales-comparison worksheet from the Assessor to verify that qualifying comps appear in the model.

Key Valuation Components Listed on a Parcel Card

• Land value based on countywide land tables updated annually.
• Improvement value reflecting construction grade, age, and condition.
• Total value used to compute the property tax bill Rio Arriba.
• Classification code indicating residential, commercial, agricultural, or exempt use.
• Tax district codes showing which municipal, school, and special district levies apply.

Current Property Tax Rates and Mill Levy Structure

Property taxes in Rio Arriba County combine a county general levy with municipal rates, school district levies, and special district assessments. Public records show the county’s effective property tax rate sits near 0.80% in Tierra Amarilla, while communities such as Dulce register rates closer to 0.61% due to overlapping school and tribal jurisdictions.

New Mexico’s Taxation and Revenue Department publishes current-year enactment tax rate tables each July, and the 2026–2026 schedule governs bill calculations for the property tax year 2026. The table below summarizes the most common Rio Arriba municipal rate snapshots used by residents to estimate annual obligations.

Owners can confirm the exact mill levy on their parcel card because the Assessor lists the rate components by district code. State law caps the growth of residential valuations at 3% per year for primary owners, so long-term owners often see stable bills even when market values climb sharply.

Reading Your Property Tax Bill Rio Arriba

The Treasurer mails property tax bills twice each year, and the first half runs alongside the second half on different schedules. The bill lists the assessed value, exemption deductions, tax district breakdown, and the amount due before the property tax payment deadlines.

Property owners unfamiliar with line items should review the Treasurer’s published bill key, which translates each code into a mill levy or flat fee. Most bills separate county, municipal, school, and special district amounts, allowing owners to identify which agency receives each portion.

Bill Components to Check Before Paying

• Total assessed value matching the Assessor’s Notice of Value for the same tax year.
• Head of family exemption deducted from taxable value, where applicable.
• Veteran exemption deducted from taxable value for qualified applicants.
• Senior valuation limitation frozen at the qualifying year total.
• Total tax due split between the first half and second half installments.

Property Tax Payment Deadlines in Rio Arriba County

The Rio Arriba County Treasurer’s Office follows a statutory payment schedule that splits annual obligations into two installments. Property owners who pay the first half on time avoid penalty accrual on that portion, and the same rule applies to the second half due later in the year.

The Treasurer’s Office accepts in-person payments, mailed checks, and online transactions processed through the county’s payment processor. The table below lists the core payment milestones used during recent billing cycles.

Owners who anticipate difficulty meeting either deadline should contact the Treasurer’s Office promptly because installment plans and hardship deferrals are available in qualifying situations. Mailing checks to the Treasurer’s Office well before the deadline provides a clear postmark record if a dispute arises. Online payments may be submitted using VISA, MasterCard, Discover, or a bank debit card.

Property Tax Exemptions Rio Arriba

New Mexico provides several property tax exemptions Rio Arriba residents can claim through the Assessor’s Office, and each program targets a specific class of owner. Exemptions reduce taxable value before mill levies apply, which lowers the bill amount rather than refunding money after payment.

Eligible applicants must file the proper claim form with supporting documentation, and most claims require renewal only when ownership or use changes. The table below summarizes the principal relief programs and their core benefits.

Property owners can request claim forms by contacting the Assessor’s Office through the county’s official channels or by visiting the office in Tierra Amarilla, NM 87575. Each program carries a separate statutory deadline, and late filings typically reset the benefit to the following tax year.

Homestead Exemption Rio Arriba Filing Steps

The homestead exemption Rio Arriba applies through the Head of Family Exemption, which subtracts $2,000 from the taxable value of a primary residence. Applicants certify residency, ownership, and dependent status on a claim form filed with the Assessor before the statutory deadline of March 1.

Once approved, the deduction stays in place for each year the owner continues to qualify, and the Assessor mails a renewal notice only when an ownership change occurs. New residents who recently moved into Rio Arriba County should attach a recorded deed or closing statement as proof of ownership.

Documents Required for Filing

• Completed Head of Family claim form with signature and date.
• Copy of recorded deed, contract of sale, or mobile home title.
• Government-issued ID showing the property address as primary residence.
• Social Security numbers for the owner and any claimed dependents.
• Prior year income documentation when filing for senior or veteran relief.

The exemption reduces the property tax bill Rio Arriba because the $2,000 deduction multiplies across every mill levy assigned to the parcel. Owners with additional questions about the homestead exemption Rio Arriba can contact the Assessor’s Office to confirm filing status.

How to Appeal Property Tax in Rio Arriba County

The property tax assessment appeal process allows owners to challenge valuation, classification, allocation of tax rates, or the denial of an exemption. Notices of Value for 2026 were mailed on May 1, 2026, and owners had 30 days from the mailing date to file a protest with the Assessor’s Office.

Owners initiate the appeal by submitting a written protest that identifies the parcel, the disputed value, and the basis for disagreement. The Assessor reviews the protest and either adjusts the valuation or schedules a hearing before the County Valuation Protests Board.

Filing the Protest

A valid protest includes the property owner’s name, the parcel number, the contested value, and supporting evidence such as comparable sales, income statements, or photographs. Owners should keep a copy of every submission because the file becomes the record used during the hearing.

• Submit the protest form within 30 days of the Notice of Value mailing date.
• Include a short statement explaining why the value appears too high.
• Attach comparable sales dated within the relevant sales window.
• Request the Assessor’s sales-comparison worksheet if the protest targets valuation.
• Reserve hearing dates through the County Clerk using the official county contact channels.

County Valuation Protests Board Hearing

The County Valuation Protests Board hears disputes that remain unresolved after the Assessor’s review, and board members include county residents appointed by the County Commission. Owners typically present evidence in person, answer questions from board members, and receive a written decision within statutory timelines.

Owners who lose at the board level can appeal further to the New Mexico District Court within 30 days of the decision. Legal representation is not required at the board level, but attorneys familiar with property tax appeal in Rio Arriba regularly assist commercial owners pursuing larger refunds.

Agricultural Property Tax Rates in Rio Arriba

Agricultural property tax rates in Rio Arriba follow a productivity model that values cropland, pasture, and timber acreage based on income potential rather than market sales. The Assessor uses a five-year average of crop and livestock receipts to determine the assessed value of qualifying parcels.

Owners who lease land for grazing or hay production must submit a current Agricultural Use Application to the Assessor each year. Approval lowers the parcel’s assessed value and, in turn, the property tax bill Rio Arriba, because the productivity figure is usually far below market value.

Agricultural Filing Checklist

• Recorded deed or lease showing control of the parcel for the tax year.
• Schedule F from the prior year federal tax return when the owner operates the land.
• Lease agreement with a third-party rancher when the owner receives rental income.
• Livestock headcount reports for parcels used primarily for grazing.
• Water rights documentation when irrigation supports crop production.

Agricultural status protects qualifying land from market-driven spikes in valuation, but losing the status triggers a roll-back assessment covering up to five prior years. Property owners considering a use change should contact the Assessor’s Office through the county’s official channels before making permanent alterations.

Commercial Property Tax Rio Arriba

Commercial property tax Rio Arriba rates apply to office buildings, retail centers, hotels, warehouses, and apartment complexes with five or more units. The Assessor uses an income approach that capitalizes net operating income at a rate derived from recent market sales of similar properties.

Owners of income-producing properties should request the Assessor’s income worksheet, which lists the gross income, vacancy allowance, operating expenses, and capitalization rate used in the model. Discrepancies in any of these inputs often form the strongest evidence during a property tax appeal in Rio Arriba.

Common Commercial Appeal Arguments

• Vacancy rates higher than the Assessor’s allowance due to local market conditions.
• Operating expenses that include recent capital improvements the Assessor missed.
• Comparable sales with lower per-square-foot values from the same submarket.
• Functional or economic obsolescence affecting the property’s earning capacity.
• Lease terms that restrict rent growth relative to the Assessor’s projections.

Commercial owners often retain consultants to prepare the income approach because the methodology requires precise financial documentation. The property tax refund process in Rio Arriba begins with a successful appeal, after which the Treasurer issues a refund for any overpayment along with statutory interest.

Online Property Tax Portal Rio Arriba Access

The online property tax portal Rio Arriba combines the Assessor’s public record index with the Treasurer’s payment processor, giving owners a single point of access for valuation data and bill payment. Users navigate from the search portal to a secure payment screen that accepts major credit cards and bank debit cards.

Online payments post to the parcel within two business days, and the Treasurer’s Office emails a confirmation receipt for every transaction. The same portal also stores payment history, which simplifies tax preparation for owners who itemize deductions on federal returns.

Features Available Through the Online Portal

• Parcel search by account number, owner name, or street address.
• Valuation history showing changes over the last five tax years.
• Exemption status confirmation for head of family, veteran, and senior programs.
• Bill retrieval and printable copies for record-keeping.
• Secure payment processing with credit cards, debit cards, and electronic checks.

Owners traveling outside the region rely on the online portal to avoid late penalties because the system processes transactions up until midnight on the due date. The portal also supports partial payments, which help owners manage cash flow during periods of irregular income.

Rio Arriba Tax Roll Search and GIS Tools

The Rio Arriba tax roll search delivers a complete list of parcels, ownership, valuations, and tax district codes as of the certification date each year. Researchers, appraisers, and prospective buyers use the certified roll to verify ownership boundaries, confirm exemption status, and project future tax obligations.

The county GIS layer overlays parcel boundaries on aerial photography, road networks, and floodplain data, which helps owners visualize property lines before requesting a survey. Search results export to common spreadsheet formats, allowing users to compile neighborhood-level analysis for investment planning.

Information Retrieved From the Tax Roll

• Parcel identification number and legal description.
• Owner name and mailing address on file with the Assessor.
• Assessed value broken into land and improvement components.
• Classification code indicating residential, commercial, agricultural, or exempt use.
• Tax district codes showing the exact levies applied to the parcel.

Prospective buyers should run a tax roll search before closing because outstanding delinquent taxes can transfer to the new owner in certain foreclosure scenarios. The Treasurer’s Office publishes an annual list of delinquent accounts and conducts auctions through the New Mexico Property Tax Division when parcels remain unpaid.

Property Tax Delinquency Rio Arriba Procedures

Property tax delinquency Rio Arriba begins the day after the missed installment deadline, and statutory interest accrues monthly on the unpaid balance. The Treasurer’s Office mails reminder notices and works with owners to set up installment agreements that cure the delinquency without triggering a tax sale.

Owners who ignore delinquency notices face publication of their parcel on the annual tax sale list maintained by the New Mexico Property Tax Division. The auction process gives third-party investors the opportunity to purchase a tax lien, which the original owner can redeem by paying the lien amount plus interest within a statutory redemption period.

Steps to Cure a Delinquency

• Contact the Treasurer’s Office as soon as a missed payment occurs.
• Request a payoff statement showing principal, interest, and any fees.
• Negotiate an installment agreement when a lump-sum payment is not feasible.
• File a hardship deferral application when a qualifying life event occurs.
• Maintain on-time payments during the redemption period to prevent lien transfer.

Property owners can verify delinquency status through the same public records portal used for valuation searches because the system displays payment status flags on each parcel. The Treasurer’s Office also accepts phone inquiries through the official county directory for owners who need payoff figures for a closing or refinance.

Property Tax Refund Process in Rio Arriba County

The property tax refund process in Rio Arriba County starts with a successful appeal, an exemption approval, or a clerical correction that reduces the original bill. The Treasurer’s Office issues refunds after the County Commission approves the refund list at a public meeting.

Refund checks typically arrive within 60 to 90 days of the underlying decision, and the Treasurer applies statutory interest when the refund stems from an overpayment that lasted more than one year. Owners who move during the refund cycle should update their mailing address to avoid lost checks.

Documents That Support a Refund Request

• Adjusted Notice of Value from the Assessor showing the revised valuation.
• County Valuation Protests Board decision reducing the original bill.
• Approved exemption claim with effective date and deduction amount.
• Clerical correction memo from the Assessor explaining the error.
• Copy of the original bill and proof of payment to confirm the overpayment amount.

Commercial owners who file successful appeals often see substantial refunds, which is why the property tax appeal in Rio Arriba remains a popular strategy for income-producing real estate. Refunds tied to clerical errors do not require a hearing, which shortens the timeline to just a few weeks.

Tax Relief for Seniors Rio Arriba

Tax relief for seniors Rio Arriba combines a valuation freeze, a possible property tax rebate, and the head of family exemption for qualifying households. Seniors age 65 or older with limited income can apply for the 65+ Value Freeze, which caps the taxable value at the amount established in the qualifying year.

New Mexico also funds the Property Tax Rebate Program (PIT-RC) through the Taxation and Revenue Department, and qualifying seniors receive a check that offsets a portion of their annual bill. The rebate program uses the same income limits as the 65+ Value Freeze, so owners typically file one application to access both benefits.

Senior Relief Filing Steps

• Complete the 65+ Value Freeze claim form with the Assessor’s Office.
• Submit prior year income documentation showing eligibility under the statutory cap.
• Provide proof of age through a government-issued identification document.
• File the Property Tax Rebate application with the Taxation and Revenue Department.
• Renew the claim only when income, ownership, or residence status changes.

Senior owners with questions about eligibility can contact the Assessor’s Office through the county’s official channels to request a current income threshold. The combined benefits often reduce the property tax bill Rio Arriba to a small fraction of the amount owed by non-senior owners in the same district.

Municipal Tax Rates in Rio Arriba County

Municipal tax rates in Rio Arriba County vary because each town, village, and city sets its own general levy in addition to the countywide rates. Owners within city limits pay both the county levy and the municipal levy, while owners in unincorporated areas pay only the county rate plus special district fees.

The New Mexico Taxation and Revenue Department publishes enactment tax rate tables each July, and the tables list the municipal and county local tax option rates that apply for the upcoming fiscal year. Owners should check the table annually because municipal councils can adjust rates through budget approval.

Municipal Levy Sources

• City of Espanola general levy supporting municipal services.
• Town of Tierra Amarilla general levy for county administration and public services.
• Village of Chama general levy for water, sewer, and street maintenance.
• County general levy supporting law enforcement, courts, and public works.
• Special district levies for hospitals, flood control, and soil conservation.

Property owners can review the precise mill levy applied to their parcel by opening the parcel card through the Assessor’s portal and scrolling to the tax district breakdown. The breakdown shows the rate per $1,000 of taxable value for every district that includes the parcel.

Property Tax District Boundaries in Rio Arriba

Property tax district boundaries in Rio Arriba determine which school, hospital, and special districts receive a portion of each parcel’s tax bill. The Assessor maintains the boundary layer within the county GIS system, and updates occur when municipalities annex land or when special districts form or dissolve.

Owners can confirm the districts assigned to a parcel by searching the address through the public records portal and opening the parcel card. The district codes appear alongside the mill levy, and a glossary on the Assessor’s website explains what each code represents.

Common Special Districts in Rio Arriba

• School districts covering elementary and secondary education funding.
• Hospital districts supporting local health care facilities.
• Soil and water conservation districts funding resource protection projects.
• Fire protection districts funding equipment and personnel.
• Flood control districts maintaining drainage infrastructure.

District boundaries can change after an election or a municipal annexation, so the mill levy assigned to a parcel may differ from the levy on a neighboring parcel. Owners who notice a discrepancy should contact the Assessor’s Office for a boundary review.

Rio Arriba Tax Collector Contact and Communication

The Rio Arriba tax collector contact line connects property owners with the Treasurer’s Office for bill payments, refund status, and installment agreement questions. The Treasurer’s Office maintains an open-door policy, and staff help owners understand every line item on the property tax bill Rio Arriba.

Phone calls route through the main county switchboard, and written correspondence goes to the Treasurer’s Office mailing address listed on each bill. The office also accepts email inquiries for general questions, though secure payment information should always go through the online portal or in-person channels.

Best Ways to Reach the Treasurer

• Call the main number for installment payoff figures and delinquency questions.
• Visit in person for complex account issues and document signing.
• Use the online portal for standard payments and account lookups.
• Mail payments with the return coupon from the property tax bill.
• Email for general inquiries that do not include sensitive account data.

Rio Arriba County Property Tax Relief Programs

Rio Arriba County property tax relief programs include state-funded rebates, county-level deferrals, and exemption stacking for owners with multiple qualifying conditions. Each program targets a specific population, and applicants often combine two or more programs to maximize savings on the property tax bill Rio Arriba.

Statewide programs are administered through the Taxation and Revenue Department, while county programs are administered through the Assessor or Treasurer. Owners should review each program’s eligibility rules because stacking is permitted only when the programs do not overlap on the same portion of the valuation.

Programs Available to Property Owners

• Head of Family Exemption providing $2,000 off taxable value.
• 65+ Value Freeze for seniors meeting income limits.
• Property Tax Rebate Program offering direct cash refunds to seniors.
• Disabled Veteran Exemption scaling with disability rating.
• Hardship Deferral allowing payment delays during qualifying events.

County staff at the Assessor’s Office can model stacked benefits for property owners who qualify for more than one program. The modeling helps owners decide whether to claim all eligible exemptions or focus on the program that delivers the largest savings relative to filing effort.

Contact, Local Details, and Map

The Rio Arriba County Assessor’s Office and the County Treasurer’s Office provide direct service to property owners for every topic covered in this content. Each office maintains a public counter, a phone line, and an online portal for remote inquiries. For the most current phone numbers, email addresses, street addresses, and portal URLs, property owners should consult the official Rio Arriba County government website, since contact details can change between budget cycles.

Always reference the parcel number when contacting either office so staff can locate records quickly and avoid disclosure restrictions tied to non-owner callers.

Rio Arriba County Assessor’s Office

• Department Name: Rio Arriba County Assessor’s Office
• County Seat: Tierra Amarilla, NM 87575
• Public Social Media Page: Rio Arriba County Assessor (official Facebook page)
• Main Phone: Refer to the official Rio Arriba County government website directory for the current number
• Official Email: Refer to the official Rio Arriba County government website directory for the current email
• Physical Address: Refer to the official Rio Arriba County government website for the current street address
• Mailing Address: P.O. Box 127, Tierra Amarilla, NM 87575 (county mailing reference)

Rio Arriba County Treasurer’s Office

• Department Name: Rio Arriba County Treasurer’s Office
• Location: Tierra Amarilla, NM 87575
• Public Social Media Page: Rio Arriba County Treasurer’s Office (official Facebook page)
• Main Phone: Refer to the official Rio Arriba County government website directory for the current number
• Official Email: Refer to the official Rio Arriba County government website directory for the current email
• Physical Address: Refer to the official Rio Arriba County government website for the current street address
• Online Payments Accepted: VISA, MasterCard, Discover, and bank debit card

Frequently Asked Questions

The Rio Arriba Property Tax office helps residents understand their bills, pay on time, and claim exemptions. Knowing where to find rates, deadlines, and appeal steps saves money and avoids penalties. Below are the most common queries people have about taxes in Rio Arriba County, New Mexico.

What are the current Rio Arriba property tax rates for residential land?

Residential land in Rio Arriba County is taxed at the county base levy plus any local school district levy. For 2026 the combined effective rate is about 0.80 percent of assessed value. The exact rate can vary by parcel if special assessment districts apply. Use the public search portal to view the rate attached to a specific parcel number.

How can I pay my Rio Arriba property tax bill online?

Visit the Treasurer’s online payment page linked from the county’s website. You need your account number or parcel ID, a credit or debit card, and a stable internet connection. After entering the amount, the system confirms the transaction and emails a receipt. Payments are accepted until the second half deadline in May.

When is the deadline to file a property tax protest in Rio Arriba?

The protest must be filed within 30 days of receiving the Notice of Value. For the 2026 notice mailed on May 1, the deadline falls on May 31. Submit the protest form to the Assessor’s Office by phone, email, or in person. Late filings are not considered.

What steps are required to claim the homestead exemption in Rio Arriba?

First, verify eligibility (primary residence, head of family). Then complete the homestead exemption form available on the assessor’s website. Attach proof of ownership and a copy of a driver’s license. Mail or deliver the package to 149 State Rd 162, Tierra Amarilla. Once approved, $2,000 is deducted from the taxable value.

How do I find the Rio Arriba tax roll or parcel information?

Log in to the public search portal at https://rioarribanm-eagleweb.tylerhost.net/eagleweb/docIndex.jsp. Enter the parcel number or owner name in the search box. The system displays ownership history, assessed value, classification, and any exemption flags. This tool helps buyers, sellers, and researchers verify data quickly.

Who should I contact if I have questions about my Rio Arriba tax bill?

Call the Assessor’s Office at (575) 588‑7726 or email CountyAssessor@rio-arriba.org. The staff can explain bill items, confirm payment status, and guide you through exemption applications. For payment issues, the Treasurer’s Office at (505) 588‑7724 is also available.