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Legal Document

Terms of Service

Last Updated: February 23, 2026 · Effective Date: February 23, 2026

These Terms of Service (“Terms” or “Agreement”) constitute a legally binding contract between you (“User,” “you,” or “your”) and Arthur Labs, a Wyoming S-Corporation (“Arthur Labs,” “Service,” “we,” “our,” or “us”). By accessing or using this Service in any manner, including simply browsing the website located at crypto.arthurlabs.net, you agree to be bound by every provision of this Agreement. If you do not agree to these Terms in their entirety, you must immediately discontinue all access to and use of the Service.

1. Corporate Identity & Registered Agent

Arthur Labs is a Wyoming S-Corporation registered with the Wyoming Secretary of State under Filing Number 2024-001512097. Our principal place of business is located in Omaha, Nebraska, USA, and we operate the Service primarily from that location. The company is incorporated in Wyoming and all matters of corporate governance and internal entity affairs shall be interpreted under Wyoming law.

Arthur Labs’ registered agent for service of legal process in the State of Wyoming is located at the following address:

Arthur Labs — Registered Agent
1621 Central Ave
Cheyenne, WY 82001
United States of America

Service of legal process upon Arthur Labs must be made through the registered agent at the address above, or as otherwise permitted under applicable Wyoming law. Any legal notices sent to the registered agent must clearly identify Arthur Labs by name and filing number.

2. Acceptance of Terms & Electronic Agreement

2.1 Agreement by Use

Your access to or use of the Service in any form, including submitting wallet addresses, initiating a payment, downloading any report, or merely browsing the website, constitutes your complete and unconditional acceptance of these Terms. This Agreement is enforceable to the same extent as any written, signed contract under the Electronic Signatures in Global and National Commerce Act (E-SIGN Act), 15 U.S.C. §7001 et seq., and applicable state electronic signature laws. You acknowledge that your electronic acceptance carries the same legal weight as a handwritten signature.

2.2 Eligibility

You may only use this Service if you are at least nineteen (19) years of age. The age of majority in the State of Nebraska is nineteen years pursuant to Nebraska Revised Statutes §43-2101. By using this Service you represent and warrant that you are at least 19 years of age, that you have the full legal capacity to enter into this Agreement, that you are not prohibited from using the Service under any applicable law, and that you will use this Service solely in compliance with all applicable federal, state, and local laws and regulations. If you do not meet these requirements, you must not access or use the Service.

2.3 Authority to Bind

If you are using the Service on behalf of a business, firm, organization, or other legal entity, you represent that you have the authority to bind that entity to these Terms, and references to “you” include both you as an individual and that entity. The entity assumes joint and several liability for any breach of these Terms.

2.4 Modifications to These Terms

Arthur Labs reserves the right to modify these Terms at any time by posting a revised version on the website and updating the “Last Updated” date. Material changes will be communicated by a notice posted prominently on the website for at least thirty (30) days before taking effect. Your continued use of the Service after the effective date of any modification constitutes your acceptance of the revised Terms. If you object to any modification, your sole remedy is to discontinue use of the Service.

3. Nature of the Service

3.1 Informational Tool Only

Arthur Labs provides a software-based tool that scans publicly available blockchain ledger data associated with wallet addresses you provide, applies algorithmic calculations to estimate potential tax events, and generates a written report summarizing those estimates. The Service is designed to assist users in organizing their on-chain transaction history for personal review; it is not designed, qualified, or intended to serve as a substitute for professional tax preparation or legal advice.

IMPORTANT DISCLAIMER: All tax documents, cost basis calculations, gain and loss estimates, and form representations generated by this Service are UNOFFICIAL. They are provided for informational and organizational purposes only. Nothing generated by this Service constitutes a return filed with the Internal Revenue Service, a legally recognized financial statement, or certified tax advice of any kind.

3.2 Not a Licensed Professional

Arthur Labs is not a Certified Public Accountant (CPA) firm, a registered investment adviser, a tax attorney, a financial planner, or a broker-dealer. We are not licensed to practice law or accounting in any jurisdiction. We do not provide legal, tax, financial, or investment advice in any form. We do not prepare, sign, or file tax returns on your behalf. We do not represent you before the Internal Revenue Service, any state tax authority, or any other government agency.

3.3 Limitations of Blockchain Data

The accuracy of any report generated by the Service is contingent on the quality, completeness, and interpretability of publicly available blockchain data. Blockchain data is immutable but may be incomplete, misclassified, or difficult to attribute to specific taxable events depending on the protocols involved. Arthur Labs makes no warranty that the data retrieved from any blockchain is complete, accurate, or representative of all transactions associated with a given wallet address.

4. User Responsibilities

4.1 Independent Verification

You bear sole and complete responsibility for reviewing, verifying, and confirming the accuracy of all data, calculations, classifications, and estimates contained in any report generated by the Service before using that report for any purpose, including but not limited to the preparation or filing of any federal, state, or local tax return. Arthur Labs strongly encourages you to engage a licensed CPA, enrolled agent, or tax attorney to review all generated reports before filing.

4.2 Understanding of Taxable Events

The following description of taxable events reflects the Internal Revenue Service’s historical guidance on the treatment of digital asset transactions as articulated in IRS Notice 2014-21, Revenue Ruling 2023-14, and related IRS publications. This information is provided for organizational context only and does not constitute tax advice specific to your situation. Tax law may change, and individual circumstances vary. You must consult a qualified tax professional for guidance applicable to your specific facts.

The IRS has historically treated the following categories of digital asset activity as potentially taxable events: the sale of cryptocurrency in exchange for fiat currency; the exchange of one digital asset for another (for example, ETH for SOL); the use of cryptocurrency to purchase goods or services; the receipt of cryptocurrency as compensation for services rendered; staking rewards and yield farming distributions, which the IRS has generally characterized as ordinary income upon receipt; the receipt of airdropped tokens at fair market value at the time of receipt; mining rewards treated as ordinary income at the time of receipt; and proceeds from the sale of non-fungible tokens (NFTs) treated as capital gains or ordinary income depending on the nature and frequency of the activity.

The IRS has generally not treated the following as taxable events in and of themselves: the purchase of cryptocurrency with fiat currency; the transfer of a digital asset between wallets under your sole ownership and control; the holding of cryptocurrency without any disposition event; and the gifting of cryptocurrency within applicable annual exclusion limits, though gift tax rules may apply above those limits.

4.3 Record Keeping

You are responsible for maintaining your own complete and accurate records of all digital asset transactions. The IRS generally requires taxpayers to retain records sufficient to support items shown on a tax return for a period of at least three (3) years from the date of filing, and in cases involving substantial omissions of income, for at least six (6) years. You should retain any reports generated by this Service for the applicable statutory record-keeping period.

4.4 Provision of Accurate Information

You agree to provide accurate, complete, and correctly formatted wallet addresses. You acknowledge that submitting an incorrect wallet address will result in a report based on the transaction history of the wrong address, and that Arthur Labs bears no responsibility for reports generated from addresses you submitted in error. You are responsible for ensuring that all wallet addresses you submit are accessible on their respective public blockchains.

5. Limitation of Liability

5.1 Disclaimer of Warranties

THE SERVICE IS PROVIDED “AS IS” AND “AS AVAILABLE” WITHOUT ANY WARRANTIES OF ANY KIND, WHETHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE. TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, ARTHUR LABS EXPRESSLY DISCLAIMS ALL WARRANTIES, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT, ACCURACY, COMPLETENESS, TIMELINESS, TITLE, AND QUIET ENJOYMENT. ARTHUR LABS DOES NOT WARRANT THAT THE SERVICE WILL BE UNINTERRUPTED, ERROR-FREE, OR FREE OF HARMFUL COMPONENTS.

5.2 Exclusion of Consequential Damages

IN NO EVENT SHALL ARTHUR LABS, ITS OFFICERS, DIRECTORS, EMPLOYEES, AGENTS, AFFILIATES, LICENSORS, OR SERVICE PROVIDERS BE LIABLE TO YOU OR ANY THIRD PARTY FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, EXEMPLARY, OR PUNITIVE DAMAGES OF ANY KIND, INCLUDING BUT NOT LIMITED TO LOST PROFITS, LOST REVENUE, LOST DATA, LOSS OF GOODWILL, COST OF SUBSTITUTE SERVICES, OR ANY DAMAGES ARISING FROM: (A) YOUR RELIANCE ON ANY REPORT OR CALCULATION GENERATED BY THE SERVICE; (B) IRS PENALTIES, INTEREST, OR AUDIT ASSESSMENTS; (C) ERRORS IN TRANSACTION CLASSIFICATION OR COST BASIS CALCULATION; (D) BLOCKCHAIN DATA UNAVAILABILITY OR INACCURACY; OR (E) ANY OTHER MATTER RELATING TO YOUR USE OF OR INABILITY TO USE THE SERVICE. THIS EXCLUSION APPLIES REGARDLESS OF THE THEORY OF LIABILITY AND EVEN IF ARTHUR LABS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

5.3 Liability Cap

TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, ARTHUR LABS’ TOTAL CUMULATIVE LIABILITY TO YOU ARISING OUT OF OR RELATED TO THESE TERMS OR THE SERVICE, REGARDLESS OF THE FORM OR NATURE OF THE CLAIM, SHALL NOT EXCEED THE TOTAL FEES ACTUALLY PAID BY YOU TO ARTHUR LABS IN THE TWELVE (12) MONTHS IMMEDIATELY PRECEDING THE EVENT GIVING RISE TO THE CLAIM. SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF CERTAIN DAMAGES; WHERE APPLICABLE LAW PROHIBITS SUCH EXCLUSION OR LIMITATION, THE EXCLUSION OR LIMITATION SHALL APPLY TO THE MAXIMUM EXTENT PERMITTED.

6. Indemnification

6.1 User Indemnification Obligation

To the fullest extent permitted by applicable law, you agree to indemnify, defend, and hold harmless Arthur Labs and its officers, directors, members, employees, agents, affiliates, successors, and permitted assigns (collectively, the “Indemnified Parties”) from and against any and all third-party claims, demands, suits, proceedings, liabilities, damages, losses, costs, and expenses (including reasonable attorneys’ fees) arising out of or related to: (a) your use of or access to the Service; (b) your reliance on any report, calculation, or estimate generated by the Service; (c) your failure to independently verify any data before incorporating it into a tax filing or other official document; (d) any tax return you file using information derived from the Service; (e) any breach by you of these Terms; (f) your violation of any applicable law or regulation; or (g) your infringement of any third-party right.

6.2 Carve-Out for Arthur Labs’ Own Conduct

Notwithstanding Section 6.1, you shall not be required to indemnify the Indemnified Parties for any claim to the extent that such claim arises directly and solely from Arthur Labs’ own gross negligence, fraud, or willful misconduct as finally determined by a court or arbitrator of competent jurisdiction. This carve-out does not limit any other provision of this Agreement and does not create any affirmative duty of indemnity on the part of Arthur Labs.

7. Payment Terms & Refund Policy

7.1 Fee Structure

The Service charges a flat fee of $7.50 USD per wallet address submitted for scanning. The total fee is calculated by multiplying the number of valid wallet addresses you submit by $7.50. All payments are made exclusively in Ether (ETH), and the ETH equivalent of the USD fee is calculated at the prevailing exchange rate at the time of your payment request. Arthur Labs does not accept credit cards, bank transfers, PayPal, or any other traditional payment method.

7.2 Payment Process

Upon submission of your wallet addresses, the Service will display the exact ETH amount required and a payment address to which you must send that amount. You are solely responsible for sending the exact amount displayed, for ensuring your sending wallet contains sufficient ETH to cover both the fee and any applicable network gas fees, and for confirming that you are sending to the correct payment address. Arthur Labs will verify your payment by monitoring the blockchain for a confirmed transaction of the specified amount to the specified address. Report generation will begin only after payment has been confirmed on-chain. Any payment sent in the wrong amount, to the wrong address, or that fails due to insufficient gas is subject to Section 7.4 below.

7.3 Refund Policy

Arthur Labs processes refunds on a case-by-case basis in accordance with the eligibility criteria set forth in this Section 7.3. Payment is subject to this refund policy; please read it carefully before completing your payment.

7.3.1 Full Refund Eligibility (Individual Accounts)

A full refund of $7.50 per affected wallet is available exclusively to individual (non-business, non-CPA, non-enterprise) account users when all of the following conditions are satisfied: (i) the user did not receive their PDF tax report due to a technical failure on the part of Arthur Labs; (ii) the payment was confirmed on-chain but no report was delivered to the user’s provided email address; (iii) the user contacts support@arthurlabs.net within thirty (30) days of payment, provides a valid transaction hash (TXID) and the email address used; and (iv) Arthur Labs is unable to successfully regenerate and deliver the report within a commercially reasonable time.

7.3.2 Partial Refund Eligibility (CPA, Business, Enterprise)

Users operating under a CPA, small business, or enterprise account type are eligible for partial refunds only. A partial refund is calculated at $7.50 per wallet address for which Arthur Labs’ systems demonstrably failed to generate or deliver any output whatsoever, subject to a maximum refund of the total fees paid if all submitted wallets failed due to a verified technical failure on the part of Arthur Labs.

7.3.3 Universal Conditions for Any Refund

Regardless of account type, all of the following conditions must be satisfied before any refund of any amount will be issued: (a) the user must have made a genuine and documented effort to resolve the issue through support, including at least two substantive exchanges with Arthur Labs’ support team in which the issue is clearly described and the affected wallets are specifically identified; (b) the underlying cause of the issue must be a verified technical failure by Arthur Labs’ systems, not a limitation inherent to the blockchain data or information provided by the user; (c) the user must have provided all information reasonably requested by Arthur Labs’ support team within seven (7) business days of each request; and (d) the user must have cooperated fully with any identity or payment verification process.

7.3.4 Optional Payment Ownership Verification

As part of the refund evaluation process, Arthur Labs may invite you to voluntarily verify your ownership of the wallet from which payment was made. One method by which you may optionally establish such ownership is by signing a message from the relevant wallet address using a compatible wallet application. Alternatively, Arthur Labs may invite you to send a de minimis verification transaction (typically between $0.001 and $0.01 in ETH) from the payment wallet to a designated verification address. Participation in any such verification transaction is strictly voluntary. If you elect to participate in the de minimis verification transaction, Arthur Labs will return the verification amount in full as part of any approved refund. No refund eligibility is forfeited solely by reason of a user declining to participate in verification, though Arthur Labs may consider other forms of evidence to establish payment ownership.

7.3.5 Circumstances in Which Refunds Are Not Available

No refund of any kind will be issued in any of the following circumstances: (a) the report was delivered to your email address but you disagree with the tax outcome, calculations, or classifications shown; (b) you made an error in filing your own tax return using the report; (c) the IRS rejects, disputes, or audits your tax return; (d) you changed your mind after payment; (e) the report was delivered but not received due to issues with your email provider’s spam filtering or delivery system (Arthur Labs will resend the report upon request in this circumstance); (f) you failed to respond to support communications within seven (7) business days; (g) you are a CPA, business, or enterprise user seeking a full refund; (h) the limitation in blockchain data was caused by information you failed to provide, including smart contract addresses for decentralized exchange protocols you used; or (i) insufficient user cooperation as described in Section 7.3.3.

7.3.6 Smart Contract Revision Before Refund

Where a report is delivered but contains inaccuracies attributable to unrecognized decentralized exchange protocols or smart contracts, Arthur Labs will offer, as a first remedy and at no additional charge, to regenerate the report incorporating the smart contract addresses of the decentralized protocols you identify. This revision process is the preferred method of resolution for accuracy-related concerns and will be offered before any refund is considered. Acceptance or rejection of the revised report does not create any additional refund rights beyond those described in this Section 7.3.

7.3.7 Refund Request Process

To initiate a refund request, email support@arthurlabs.net with the subject line “Refund Request — [your email address]” and include in the body of your message: your payment transaction hash (TXID); the email address used at the time of service; a description of the specific technical issue encountered; the wallet addresses affected; your account type; and a description of all steps you have already taken to resolve the issue. Arthur Labs will respond within five (5) business days.

7.3.8 Disputes and Chargebacks

Because payment is made in cryptocurrency directly on a public blockchain, traditional credit card chargebacks are not applicable. In the event of any dispute regarding a payment, you agree to contact support@arthurlabs.net and allow at least five (5) business days for Arthur Labs to respond and attempt resolution in good faith before pursuing any other remedy. Users who misrepresent the facts of a payment dispute or who attempt to exploit the refund policy in bad faith may be permanently suspended from the Service and may be subject to legal action for any resulting damages.

7.4 Payment Errors

If you send an incorrect payment amount, use an incorrect payment address, or if your transaction fails due to insufficient gas fees, contact support@arthurlabs.net immediately with your transaction hash. Arthur Labs will investigate on a best-effort basis, but is not liable for any loss arising from user error in payment execution. Resolution of payment errors is at Arthur Labs’ sole reasonable discretion.

8. Prohibited Conduct

You agree not to use the Service, directly or indirectly, for any of the following purposes: (a) any activity that constitutes a violation of federal, state, local, or international law or regulation; (b) the evasion, concealment, or underreporting of any taxable event or tax liability; (c) fraud, misrepresentation, or submission of false information to Arthur Labs or any tax authority; (d) harassment, abuse, or threatening behavior toward Arthur Labs staff; (e) any attempt to reverse-engineer, decompile, disassemble, or otherwise derive the source code of the Service; (f) any attempt to circumvent, disable, or otherwise interfere with security features of the Service; (g) automated scanning, scraping, or data harvesting; or (h) any use that violates the rights of any third party. Violation of this section may result in immediate suspension or termination of access to the Service and may subject you to civil or criminal liability.

9. Disclaimer of Financial, Tax & Investment Advice

ARTHUR LABS DOES NOT PROVIDE, AND NOTHING TRANSMITTED OR MADE AVAILABLE THROUGH THE SERVICE CONSTITUTES, FINANCIAL, INVESTMENT, TAX, ACCOUNTING, OR LEGAL ADVICE OF ANY KIND. ALL INFORMATION PROVIDED BY THE SERVICE IS FOR INFORMATIONAL AND ORGANIZATIONAL PURPOSES ONLY, IS NOT PERSONALIZED TO YOUR FINANCIAL OR TAX SITUATION, AND DOES NOT TAKE INTO ACCOUNT YOUR INDIVIDUAL CIRCUMSTANCES, OBJECTIVES, RISK TOLERANCE, OR TAX STATUS.

You acknowledge that you must consult with a qualified and licensed tax professional, such as a Certified Public Accountant or enrolled agent, for any advice regarding your personal tax obligations. For complex situations involving significant assets, multi-jurisdictional tax exposure, or potential legal liability, you should consult a tax attorney. For investment decisions, you should consult a registered investment adviser. Nothing in these Terms creates a professional-client relationship between you and Arthur Labs of any kind.

10. IRS Recognition & Record Keeping

Arthur Labs does not file any forms or documents with the Internal Revenue Service on your behalf. Arthur Labs does not communicate with the IRS on your behalf. Arthur Labs does not represent you before the IRS, any state tax authority, or any other governmental body. Any document generated by the Service labeled “Form 1099-DA” or any similar IRS form designation is an unofficial representation or template produced for your reference only and has not been filed with, reviewed by, or approved by the IRS.

You are solely responsible for filing your own tax returns, for the accuracy of all information submitted to any tax authority, and for retaining adequate records to support your returns in the event of an audit. The IRS statute of limitations for assessment of tax is generally three (3) years from the date a return is filed, or six (6) years where income is substantially understated, and you should retain supporting documentation for the applicable period.

11. Intellectual Property

All content, software, code, design, text, graphics, logos, trademarks, service marks, and other materials made available through the Service are the proprietary property of Arthur Labs or its licensors and are protected by United States and international intellectual property laws. The “Arthur Labs” name, logo, and related marks are proprietary to Arthur Labs. No provision of these Terms grants you any license to use Arthur Labs’ intellectual property except the limited right to access and use the Service for its intended purpose in accordance with these Terms.

You retain ownership of any wallet addresses, email addresses, or other data you submit to the Service. By submitting such information, you grant Arthur Labs a limited, non-exclusive, royalty-free license to process and use that information solely for the purpose of providing the Service to you. This license terminates when your data is purged from our systems in accordance with our Privacy Policy.

12. Sanctions & Export Compliance

The Service is intended solely for use by persons located in the United States who are not subject to any applicable sanctions programs. You represent and warrant that: (a) you are not located in, organized under the laws of, or ordinarily resident in any country or territory that is subject to comprehensive sanctions administered by the U.S. Office of Foreign Assets Control (OFAC), including but not limited to Cuba, Iran, North Korea, Syria, and the Crimea, Donetsk, and Luhansk regions of Ukraine; (b) you are not identified on OFAC’s Specially Designated Nationals and Blocked Persons (SDN) List or any other applicable sanctions list; and (c) you will not use the Service in any manner that violates applicable U.S. sanctions laws and regulations, including the regulations administered by OFAC under 31 C.F.R. Parts 500–599.

Arthur Labs is a technology company that provides informational reports and does not transmit, transfer, or exchange cryptocurrency on behalf of any user. Arthur Labs does not believe it constitutes a Money Services Business (MSB) as defined under the Bank Secrecy Act (BSA) or Financial Crimes Enforcement Network (FinCEN) regulations at 31 C.F.R. §1010.100(ff). Notwithstanding the foregoing, Arthur Labs cooperates fully with all applicable regulatory requirements and reserves the right to refuse service to any person or entity whose use of the Service would, in Arthur Labs’ reasonable determination, violate any applicable law or regulation.

13. Termination

Either you or Arthur Labs may terminate your right to use the Service at any time, with or without cause and with or without notice. Arthur Labs reserves the right to suspend or terminate your access immediately and without prior notice if Arthur Labs reasonably believes you have breached any provision of these Terms, used the Service in an unlawful manner, or engaged in any conduct that could cause harm to Arthur Labs, other users, or third parties.

Upon termination of your access: (a) all rights granted to you under these Terms immediately cease; (b) no refund will be issued for any services already rendered; (c) all obligations that by their nature should survive termination — including but not limited to Sections 5 (Limitation of Liability), 6 (Indemnification), 14 (Dispute Resolution), and 15 (Limitation of Actions) — shall continue in full force and effect.

14. Dispute Resolution, Arbitration & Class Action Waiver

14.1 Governing Law

These Terms and any dispute arising out of or relating to them or the Service shall be governed by and construed in accordance with the laws of the State of Wyoming, without regard to its conflict-of-law principles. Arthur Labs is incorporated in Wyoming, and Wyoming law governs the interpretation and enforcement of this Agreement.

14.2 Informal Resolution

Before initiating any formal dispute process, you agree to first contact Arthur Labs at support@arthurlabs.net and describe your dispute in reasonable detail. Arthur Labs will attempt to resolve the dispute informally within thirty (30) days of receiving your notice. If the dispute is not resolved within that period, either party may proceed to arbitration as described below.

14.3 Binding Arbitration

ANY DISPUTE, CLAIM, OR CONTROVERSY ARISING OUT OF OR RELATING TO THESE TERMS OR THE SERVICE THAT IS NOT RESOLVED INFORMALLY PURSUANT TO SECTION 14.2 SHALL BE RESOLVED BY FINAL AND BINDING ARBITRATION ADMINISTERED BY THE AMERICAN ARBITRATION ASSOCIATION (AAA) UNDER ITS COMMERCIAL ARBITRATION RULES THEN IN EFFECT. THE ARBITRATION SHALL BE CONDUCTED IN DOUGLAS COUNTY, NEBRASKA, OR, AT THE ELECTION OF EITHER PARTY, VIA VIDEO CONFERENCE. THE ARBITRATOR SHALL APPLY WYOMING LAW. THE ARBITRATOR’S AWARD SHALL BE FINAL AND BINDING AND MAY BE ENTERED AS A JUDGMENT IN ANY COURT OF COMPETENT JURISDICTION. COSTS OF ARBITRATION SHALL BE ALLOCATED IN ACCORDANCE WITH THE AAA RULES, EXCEPT THAT EACH PARTY SHALL BEAR ITS OWN ATTORNEYS’ FEES UNLESS THE ARBITRATOR FINDS THAT A CLAIM OR DEFENSE WAS BROUGHT IN BAD FAITH.

14.4 Class Action & Representative Proceeding Waiver

YOU AND ARTHUR LABS EACH WAIVE THE RIGHT TO PARTICIPATE IN ANY CLASS ACTION LAWSUIT, CLASS ARBITRATION, PRIVATE ATTORNEY GENERAL ACTION, OR ANY OTHER REPRESENTATIVE PROCEEDING IN ANY FORUM. ALL DISPUTES MUST BE BROUGHT IN YOUR INDIVIDUAL CAPACITY ONLY, AND NOT AS A PLAINTIFF OR CLASS MEMBER IN ANY PURPORTED CLASS OR REPRESENTATIVE PROCEEDING. THE ARBITRATOR MAY NOT CONSOLIDATE MORE THAN ONE PERSON’S CLAIMS AND MAY NOT OTHERWISE PRESIDE OVER ANY FORM OF REPRESENTATIVE OR CLASS PROCEEDING.

14.5 Waiver of Jury Trial

TO THE EXTENT ANY DISPUTE PROCEEDS IN COURT RATHER THAN ARBITRATION, YOU AND ARTHUR LABS EACH EXPRESSLY AND UNCONDITIONALLY WAIVE THE RIGHT TO A TRIAL BY JURY IN ANY ACTION, PROCEEDING, OR COUNTERCLAIM ARISING OUT OF OR RELATING TO THESE TERMS OR THE SERVICE.

14.6 Venue for Court Proceedings

For any claim that is not subject to arbitration under these Terms or for the purpose of enforcing an arbitration award, you agree to submit to the exclusive personal jurisdiction of the state courts located in Douglas County, Nebraska, and the United States District Court for the District of Nebraska. You waive any objection to venue or jurisdiction in those courts.

14.7 Small Claims Exception

Notwithstanding the foregoing, either party may bring an individual action in small claims court for disputes within that court’s jurisdictional limits, provided the action remains in that court and is not removed or appealed to a court of general jurisdiction.

15. Limitation of Actions

Any cause of action or claim you may have arising out of or relating to these Terms or the Service must be commenced within one (1) year after the cause of action accrues. Any claim not brought within that period is permanently and irrevocably barred regardless of any applicable statute of limitations to the contrary. You agree that this shortened limitation period is reasonable given the nature of digital asset transactions and the time-sensitive nature of blockchain data.

16. Miscellaneous Provisions

16.1 Entire Agreement

These Terms, together with the Privacy Policy and any other policies referenced herein, constitute the entire agreement between you and Arthur Labs with respect to the Service and supersede all prior and contemporaneous understandings, representations, and agreements, whether written or oral, relating to the subject matter hereof.

16.2 Severability

If any provision of these Terms is held by a court or arbitrator of competent jurisdiction to be invalid, illegal, or unenforceable for any reason, that provision shall be modified to the minimum extent necessary to make it enforceable, or if modification is not possible, severed from these Terms, and the remaining provisions shall continue in full force and effect.

16.3 No Waiver

Arthur Labs’ failure to enforce any provision of these Terms on any occasion does not constitute a waiver of its right to enforce that provision or any other provision on any other occasion. No waiver by Arthur Labs of any right under these Terms shall be effective unless made in writing and signed by an authorized representative of Arthur Labs.

16.4 Assignment

You may not assign, transfer, or delegate any of your rights or obligations under these Terms, by operation of law or otherwise, without the prior written consent of Arthur Labs. Arthur Labs may freely assign its rights and obligations under these Terms, including in connection with a merger, acquisition, corporate reorganization, or sale of all or substantially all of its assets, without your consent. These Terms shall be binding on and inure to the benefit of the parties and their respective permitted successors and assigns.

16.5 Force Majeure

Arthur Labs shall not be liable for any failure or delay in performing its obligations under these Terms to the extent that such failure or delay is caused by circumstances beyond its reasonable control, including but not limited to: acts of God; natural disasters; war, terrorism, or civil unrest; actions of governmental authorities; blockchain network outages, congestion, or hard forks; third-party API or infrastructure failures; epidemics or pandemics; or any other event that would be recognized as a force majeure event under Wyoming law. Arthur Labs will use commercially reasonable efforts to resume performance as soon as practicable after any such event.

16.6 Section Headings

Section and subsection headings in these Terms are for convenience only and shall not affect the interpretation of any provision.

16.7 No Third-Party Beneficiaries

These Terms are for the sole benefit of the parties hereto and their respective permitted successors and assigns. Nothing in these Terms shall create or be deemed to create any rights in any third party.

17. Contact Information & Service of Process

For general inquiries, technical support, or refund requests, please contact Arthur Labs at support@arthurlabs.net. Support responses are provided on a best-effort basis, with a target response time of five (5) business days for substantive inquiries.

For legal notices, formal communications, and service of legal process, please direct correspondence to Arthur Labs’ registered agent:

Arthur Labs — Legal / Registered Agent
1621 Central Ave
Cheyenne, WY 82001
United States of America
Email: support@arthurlabs.net

Legal notices sent by email must include “LEGAL NOTICE” in the subject line and will be deemed delivered upon confirmation of receipt from Arthur Labs. Service of formal legal process must be made in accordance with applicable Wyoming law governing service upon a Wyoming corporation.

18. Your Acknowledgment

By using this Service, you acknowledge that you have read these Terms of Service in their entirety, that you understand and agree to be legally bound by them, that you meet the minimum age requirement of nineteen (19) years, that you understand all tax documents generated by this Service are unofficial and for informational purposes only, that you will independently verify all data before relying on it in any tax filing, that you will consult a qualified tax professional for personalized advice, that you accept all risks described herein associated with use of the Service, that any refund is subject to the terms of Section 7.3 and not automatic, that you agree to individual arbitration and waive your right to participate in any class action, and that you consent to the governing law of Wyoming and venue in Douglas County, Nebraska.

IF YOU DO NOT AGREE TO THESE TERMS IN THEIR ENTIRETY, YOU MAY NOT ACCESS OR USE THIS SERVICE.

Arthur Labs — Wyoming S-Corp — File No. 2024-001512097Last Updated: February 23, 2026