Boulder County CLA Single Audit 2025 Management Representation Letter 2025.pdf

Office of Financial Management 2020 13th Street • Boulder, Colorado 80302 • finance@bouldercounty.gov • 303-441-3525 Mailing Address: P.O. Box 471 • Boulder, CO 80306 • www.BoulderCounty.gov

Claire Levy County Commissioner Marta Loachamin County Commissioner Ashley Stolzmann County Commissioner

June 26, 2026 CliftonLarsonAllen LLP 2001 16th St, Suite 1700 Denver, CO 80202

SINGLE AUDIT 2025 BOULDER COUNTY – MANAGEMENT

REPRESENTATION LETTER

This representation letter is provided in connection with your audit of the financial statements of Boulder County, Colorado (“the County”), which comprise the respective financial position of the governmental activities, the business-type activities, the aggregate discretely presented component units, each major fund, and the aggregate remaining fund information as of December 31, 2025, and the respective changes in financial position and, where applicable, cash flows for the year then ended then ended, and the related notes to the financial statements, for the purpose of expressing opinions on whether the financial statements are presented fairly, in all material respects, in accordance with accounting principles generally accepted in the United States of America (U.S. GAAP).

Certain representations in this letter are described as being limited to misstatements that are material. Misstatements, including omissions, are considered material if there is a substantial likelihood that, individually or in the aggregate, they would influence the judgment made by a reasonable user based on the financial statements.

We confirm, to the best of our knowledge and belief, as of June 26, 2026, the following representations made to you during your audit of the financial statements as of and for the year ended December 31, 2025.

Financial Statements

1. We have fulfilled our responsibilities, as set out in the terms of the audit engagement agreement dated January 20, 2026, for the preparation and fair presentation of the financial statements in accordance with U.S. GAAP. The financial statements include all properly classified funds and other financial information of the primary government and all component units required by generally accepted accounting principles to be included in the financial reporting entity.

2. We acknowledge and have fulfilled our responsibility for the design, implementation, and maintenance of internal control relevant to the

Docusign Envelope ID: E8280A13-C7BA-8A2B-8359-132EBD334BA9 mailto:finance@bouldercounty.gov https://www.bouldercounty.gov/

SINGLE AUDIT 2025 BOULDER COUNTY – MANAGEMENT REPRESENTATION LETTER Page 2 preparation and fair presentation of financial statements that are free from material misstatement, whether due to fraud or error.

3. We acknowledge our responsibility for the design, implementation, and maintenance of internal control to prevent and detect fraud.

4. Methods, data, and significant assumptions used by us in making accounting estimates and their related disclosures, including those measured at fair value, are appropriate to achieve recognition, measurement, or disclosure that is reasonable in accordance with U.S. GAAP.

5. Significant estimates have been appropriately accounted for and disclosed in accordance with the requirements of U.S. GAAP. Significant estimates are estimates at the financial statement date that could change materially within the next year.

6. Related party relationships and transactions, including, but not limited to, revenues, expenditures/expenses, loans, transfers, leasing arrangements, and guarantees, and amounts receivable from or payable to related parties have been appropriately accounted for and disclosed in accordance with the requirements of U.S. GAAP.

7. All events occurring subsequent to the date of the financial statements and for which U.S. GAAP requires adjustment or disclosure have been adjusted or disclosed.

8. We have not identified or been notified of any uncorrected financial statement misstatements.

9. The effects of all known actual or possible litigation, claims, and assessments have been accounted for and disclosed in accordance with U.S. GAAP.

10. Arrangements with financial institutions involving repurchase, reverse repurchase, or securities lending agreements, compensating balances, or other arrangements involving restrictions on cash balances and line-of-credit or similar arrangements, have been properly recorded or disclosed in the financial statements.

11. Receivables recorded in the financial statements represent valid claims against debtors for transactions arising on or before the financial statement date, and the carrying amounts of those receivables and related allowances are determined in accordance with U.S. GAAP.

12. The methods and significant assumptions used to determine fair values of financial instruments are as follows: quoted prices in active markets for identical assets and matrix pricing techniques used to value securities based on the securities’ relationship to benchmark quoted prices. The methods and

Docusign Envelope ID: E8280A13-C7BA-8A2B-8359-132EBD334BA9

SINGLE AUDIT 2025 BOULDER COUNTY – MANAGEMENT REPRESENTATION LETTER Page 3 significant assumptions used result in a measure of fair value appropriate for financial statement measurement and disclosure purposes.

13. We have no plans or intentions that may materially affect the carrying value or classification of assets, liabilities, or equity.

14. Capital assets have been evaluated for impairment as a result of significant and unexpected decline in service utility. Impairment loss and insurance recoveries have been properly recorded.

15. Provision has been made to reduce excess or obsolete inventories to their estimated net realizable value.

16. We believe that all material expenditures that have been deferred to future periods will be recoverable.

17. We believe that the actuarial assumptions and methods used to measure pension and other postemployment benefits (OPEB) liabilities and costs for financial accounting purposes are appropriate in the circumstances.

18. Accounting changes and error corrections are appropriately presented and disclosed in the financial statements.

19. We have properly identified the various types of leave and have recorded a liability for compensated absences in accordance with the requirements of GASB Statement No. 101, Compensated Absences.

20. We are not aware of any concentrations or constraints that would require disclosure in accordance with GASB Statement No. 102, Certain Risk Disclosures.

21. We understand TABOR (Section 20 to Article X of the Colorado Constitution) is complex and subject to interpretations and that many of the provisions will require judicial interpretation. We have reviewed the various provisions and interpretations and believe to the best of our knowledge at this time that the County is in compliance with TABOR.

22. We have informed all banking and savings and loan institutions that our deposits are subject to the respective Public Deposit Protection Act and have provided banking institutions with our assigned numbers.

23. We have complied with all secondary reporting requirements under SEC Rule No. 240. 15c2-12, as outlined in the covenants to our bond issues.

24. We have complied with all required debt reserve restrictions and covenants for outstanding debt.

25. Amounts received and receivable relating to opioid settlement funds have been properly recorded and classified as activity of the County.

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Information Provided

1. We have provided you with:

a. Access to all information, of which we are aware, that is relevant to the preparation and fair presentation of the financial statements such as records (including information obtained from within and outside of the general and subsidiary ledgers), documentation, and other matters.

b. Additional information that you have requested from us for the purpose of the audit.

c. Unrestricted access to persons within the entity from whom you determined it necessary to obtain audit evidence.

d. Complete minutes of the meetings of the governing board and related committees, or summaries of actions of recent meetings for which minutes have not yet been prepared.

e. Access to all audit or relevant monitoring reports, if any, received from funding sources.

2. All material transactions have been recorded in the accounting records and are reflected in the financial statements and the schedule of expenditures of federal awards.

3. We have disclosed to you the results of our assessment of the risk that the financial statements may be materially misstated as a result of fraud.

4. We have no knowledge of any fraud or suspected fraud that affects the entity and involves:

a. Management;

b. Employees who have significant roles in internal control; or

c. Others when the fraud could have a material effect on the financial statements.

5. We have no knowledge of any allegations of fraud, or suspected fraud, affecting the entity's financial statements communicated by employees, former employees, grantors, regulators, or others.

6. We have no knowledge of any instances of noncompliance or suspected noncompliance with provisions of laws, regulations, contracts, and grant agreements, or waste or abuse whose effects should be considered when preparing financial statements.

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7. We have disclosed to you all known actual or possible litigation, claims, and assessments whose effects should be considered when preparing the financial statements.

8. There are no other material liabilities or gain or loss contingencies that are required to be accrued or disclosed in accordance with U.S. GAAP.

9. We have disclosed to you the identity of all the entity's related parties and all the related party relationships and transactions of which we are aware, including any side agreements.

10. The entity has satisfactory title to all owned assets, and there are no liens or encumbrances on such assets, nor has any asset been pledged as collateral, except as made known to you and disclosed in the financial statements.

11. We have a process to track the status of audit findings and recommendations.

12. We have identified to you any previous audits, attestation engagements, and other studies related to the audit objectives and whether related recommendations have been implemented.

13. We have provided our views on reported findings, conclusions, and recommendations, as well as our planned corrective actions, for the report.

14. We are responsible for compliance with the laws, regulations, and provisions of contracts and grant agreements applicable to the County, including tax or debt limits and debt contracts; and we have identified and disclosed to you all laws, regulations, and provisions of contracts and grant agreements that we believe have a direct and material effect on the determination of financial statement amounts or other financial data significant to the audit objectives, including legal and contractual provisions for reporting specific activities in separate funds.

15. There are no violations or possible violations of budget ordinances, laws and regulations (including those pertaining to adopting, approving, and amending budgets), provisions of contracts and grant agreements, tax or debt limits, and any related debt covenants whose effects should be considered for disclosure in the financial statements, or as a basis for recording a loss contingency, or for reporting on noncompliance.

16. The entity has complied with all aspects of contractual or grant agreements that would have a material effect on the financial statements in the event of noncompliance.

17. We have complied with all restrictions on resources (including donor restrictions) and all aspects of contractual and grant agreements that would have a material effect on the financial statements in the event of

SINGLE AUDIT 2025 BOULDER COUNTY – MANAGEMENT REPRESENTATION LETTER Page 6 noncompliance. This includes complying with donor requirements to maintain a specific asset composition necessary to satisfy their restrictions.

18. We have followed all applicable laws and regulations in adopting, approving, and amending budgets.

19. The financial statements include all component units as well as joint ventures with an equity interest, and properly disclose all other joint ventures, jointly governed organizations, and other related organizations.

20. The financial statements properly classify all funds and activities.

21. All funds that meet the quantitative criteria in GASB Statement Nos. 34 and 37 for presentation as major are identified and presented as such and all other funds that are presented as major are particularly important to financial statement users.

22. Components of net position (net investment in capital assets; restricted; and unrestricted) and classifications of fund balance (nonspendable, restricted, committed, assigned and unassigned) are properly classified and, if applicable, approved.

23. Investments, derivative instruments, and land and other real estate held by endowments are properly valued.

24. Expenses have been appropriately classified in or allocated to functions and programs in the statement of activities, and allocations have been made on a reasonable basis.

25. Revenues are appropriately classified in the statement of activities within program revenues, general revenues, contributions to term or permanent endowments, or contributions to permanent fund principal.

26. Interfund, internal, and intra-entity activity and balances have been appropriately classified and reported.

27. Deposits and investment securities and derivative instruments are properly classified as to risk and are properly valued and disclosed.

28. Capital assets, including infrastructure and intangible assets, are properly capitalized, reported, and, if applicable, depreciated.

29. We have appropriately disclosed the entity’s policy regarding whether to first apply restricted or unrestricted resources when an expense is incurred for purposes for which both restricted and unrestricted net position is available and have determined that net position is properly recognized under the policy.

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30. We have appropriately disclosed the entity’s accounting policy regarding which resources (that is, restricted, committed, assigned, or unassigned) are considered to be spent first for expenditures for which more than one resource classification is available. That policy determines the fund balance classifications for financial reporting purposes.

31. We acknowledge our responsibility for the required supplementary information (RSI). The RSI is measured and presented within prescribed guidelines and the methods of measurement and presentation have not changed from those used in the prior period. We have disclosed to you any significant assumptions and interpretations underlying the measurement and presentation of the RSI.

32. We acknowledge our responsibility for presenting the combining and individual fund financial statements, schedule of budgetary compliance, and the Local Highway Finance Report (the supplementary information) in accordance with U.S. GAAP, and we believe the supplementary information, including its form and content, is fairly presented in accordance with U.S.

GAAP. The methods of measurement and presentation of the supplementary information have not changed from those used in the prior period, and we have disclosed to you any significant assumptions or interpretations underlying the measurement and presentation of the supplementary information. If the supplementary information is not presented with the audited financial statements, we will make the audited financial statements readily available to the intended users of the supplementary information no later than the date we issue the supplementary information and the auditors’ report thereon.

33. In regards to the to the assistance with calculating and disclosing the net pension liability, net OPEB liability, and related deferred outflows and inflows based on schedules provided by Colorado PERA services performed by you, we have:

a. Made all management judgments and decisions and assumed all management responsibilities.

b. Designated an individual who possesses suitable skill, knowledge, and/or experience to understand and oversee the services.

c. Evaluated the adequacy and results of the services performed.

d. Accepted responsibility for the results of the services.

e. Ensured that the entity’s data and records are complete and received sufficient information to oversee the services.

34. With respect to federal award programs:

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a. We are responsible for understanding and complying with, and have complied with the requirements of Title 2 U.S. Code of Federal Regulations (CFR) Part 200, Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards (Uniform Guidance) including requirements relating to preparation of the schedule of expenditures of federal awards.

b. We acknowledge our responsibility for presenting the schedule of expenditures of federal awards (SEFA) and related notes in accordance with the requirements of the Uniform Guidance, and we believe the SEFA, including its form and content, is fairly presented in accordance with the Uniform Guidance. The methods of measurement and presentation of the SEFA have not changed from those used in the prior period, and we have disclosed to you any significant assumptions and interpretations underlying the measurement and presentation of the SEFA.

c. If the SEFA is not presented with the audited financial statements, we will make the audited financial statements readily available to the intended users of the SEFA no later than the date we issued the SEFA and the auditors’ report thereon.

d. We have identified and disclosed to you all of our government programs and related activities subject to the Uniform Guidance compliance audit, and included in the SEFA expenditures made during the audit period for all awards provided by federal agencies in the form of federal awards, federal cost-reimbursement contracts, loans, loan guarantees, property (including donated surplus property), cooperative agreements, interest subsidies, insurance, food commodities, direct appropriations, and other direct assistance.

e. We are responsible for understanding and complying with, and have complied with, the requirements of federal statutes, regulations, and the terms and conditions of federal awards related to each of our federal programs and have identified and disclosed to you the requirements of federal statutes, regulations, and the terms and conditions of federal awards that are considered to have a direct and material effect on each major program.

f. We are responsible for establishing and maintaining, and have established and maintained, effective internal control over compliance for federal programs that provides reasonable assurance that we are managing our federal awards in compliance with federal statutes, regulations, and the terms and conditions of federal awards that could have a material effect on our federal programs. We believe the internal control system is adequate and is functioning as intended.

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g. We acknowledge our responsibility for taking reasonable cybersecurity and other measures to safeguard information including protected personally identifiable information (PII) and other types of information.

h. We have made available to you all federal awards (including amendments, if any) and any other correspondence with federal agencies or pass-through entities relevant to federal programs and related activities.

i. We have received no requests from a federal agency to audit one or more specific programs as a major program.

j. We have complied with the direct and material compliance requirements, including when applicable, those set forth in the OMB Compliance Supplement, relating to federal awards and confirm that there were no amounts questioned and no known noncompliance with the direct and material compliance requirements of federal awards.

k. We have disclosed to you any communications from federal awarding agencies and pass-through entities concerning possible noncompliance with the direct and material compliance requirements, including communications received from the end of the period covered by the compliance audit to the date of the auditors’ report.

l. We have disclosed to you the findings received and related corrective actions taken for previous audits, attestation engagements, and internal or external monitoring that directly relate to the objectives of the compliance audit, including findings received and corrective actions taken from the end of the period covered by the compliance audit to the date of the auditors’ report.

m. Amounts claimed or used for matching were determined in accordance with relevant guidelines in OMB’s Uniform Guidance (2 CFR part 200, subpart E).

n. We have disclosed to you our interpretation of compliance requirements that may have varying interpretations.

o. We have made available to you all documentation related to compliance with the direct and material compliance requirements, including information related to federal program financial reports and claims for advances and reimbursements.

p. We have disclosed to you the nature of any subsequent events that provide additional evidence about conditions that existed at the end of the reporting period affecting noncompliance during the reporting period.

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q. There are no known instances of noncompliance with direct and material compliance requirements that occurred subsequent to the period covered by the auditors’ report.

r. We have disclosed to you whether any changes in internal control over compliance or other factors that might significantly affect internal control, including any corrective action we have taken regarding significant deficiencies and/or material weaknesses in internal control over compliance, have occurred subsequent to the period covered by the auditors’ report.

s. Federal program financial reports and claims for advances and reimbursements are supported by the books and records from which the basic financial statements have been prepared.

t. The copies of federal program financial reports provided to you are true copies of the reports submitted, or electronically transmitted, to the respective federal agency or pass-through entity, as applicable.

u. We have monitored subrecipients, as necessary, to determine that they have expended subawards in compliance with federal statutes, regulations, and the terms and conditions of the subaward and have met the other pass-through entity requirements of the Uniform Guidance.

v. We have issued management decisions for audit findings that relate to federal awards made to subrecipients and such management decisions have been issued within six months of acceptance of the audit report by the Federal Audit Clearinghouse. Additionally, we have followed-up ensuring that the subrecipient has taken timely and appropriate action on all deficiencies detected through audits, on-site reviews, and other means that pertain to the federal award provided to the subrecipient.

w. We have considered the results of subrecipient audits and have made any necessary adjustments to our books and records.

x. We have charged costs to federal awards in accordance with applicable cost principles.

y. We are responsible for and have accurately prepared the summary schedule of prior audit findings to include all findings required to be included by the Uniform Guidance, and we have provided you with all information on the status of the follow-up on prior audit findings by federal awarding agencies and pass-through entities, including all management decisions.

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z. We are responsible for and have ensured the reporting package does not contain protected personally identifiable information.

aa. We are responsible for and have accurately prepared the auditee section of the Data Collection Form as required by the Uniform Guidance.

bb. We are responsible for taking corrective action on each audit finding of the compliance audit and have developed a corrective action plan that meets the requirements of the Uniform Guidance.

cc. We have disclosed to you all contracts or other agreements with service organizations, and we have disclosed to you all communications from the service organizations relating to noncompliance at the service organizations.

Signature: Title: Chief Financial Officer_

Armando Guardiola

Signature: Title: Comptroller

Julie Cooney Fischer