Hawaii Association of 
Public Accountants

Upcoming events

    • 5 Nov 2026
    • 9:00 AM
    • 6 Nov 2026
    • 12:40 PM
    • Webinar
    • 50
    Register

    Hawaii Association of Public Accountants
    BUSINESS TAX WEBINAR
    Qualifies for 8 hours CPE

    Business Tax Update with Doug Van Der Aa

    Option 1: November 5 & 6, 2026 – 9:00 am – 12:40 pm HST (each day)

    Download Registration Form

    Description: 

    This program provides an update to the latest tax developments, rules and regulations affecting business taxpayers, including a review and integration of 2025-26 legislation. Includes a substantial update for OBBBA of 2025.

    Learning Objectives:

    • Identify and recall key compliance issues
    • Implement practice strategies based on recent developments

    Major Topics:

    • Update on significant 2025-26 business tax developments and related cases and rulings
    • Review of recent business tax provisions and their integration into tax forms
    • Depreciation changes in Section 179 and Sec. 168(k) bonus depreciation
    • Tax issues impacting “gig” workers, including Form 1099-K
    • Rulings on OBBBA of 2025 business provisions

    Who Should Attend:

    CPAs in public practice and industry seeking an update on the latest business tax developments.

    Developed By: Van Der Aa Tax Ed, LLC 

    Instructor: Douglas J. Van Der Aa, CPA, JD

    Program Level: Intermediate

    Field of Study:  Taxes

    Prerequisite: Basic working knowledge of individual and business taxation.

    Advanced preparation: None

    CPE Credit: 8 hours

    Cancellation policy:  No refunds for cancellation within 3 days prior to the seminar date.

    REGISTER ONLINE@ haopa.wildapricot.org

    Questions re Webinar or Online Registration? – contact Eric Matsuda, CPA at e.matsuda2@hawaiiantel.net or telephone (808) 949-7651

    Alternatively, please register by mailing in registration form and check below:

    HAWAII ASSOCIATION OF PUBLIC ACCOUNTANTS

    • 17 Nov 2026
    • 9:00 AM
    • 18 Nov 2026
    • 12:40 PM
    • Webinar
    • 58
    Register

    Hawaii Association of Public Accountants
    INDIVIDUAL TAX WEBINAR
    Qualifies for 8 hours CPE

    Individual Tax Update with Steve Dilley

    Option 1: November 17 & 18, 2026 – 9:00 am – 12:40 pm HST (each day)

    Download Registration Form

    Description:

    Gear up for tax season with Steve Dilly’s annual individual tax update! This program provides an update to the latest tax developments, rules and regulations impacting taxpayers, with a review and integration of the numerous recent legislation. Includes a substantial update for OBBBA of 2025.

    Learning Objectives: 

    • Identify and recall key compliance issues and significant changes in tax forms
    • Implement practice strategies based on recent individual taxpayers developments when preparing for the upcoming tax season

    Major Topics:

    • Individual OBBBA provisions developments for 2026 reporting – tips, overtime, car loan, and senior deductions plus Trump accounts, and many more!
    • Recent legislative developments, cases and rulings impacting individual taxpayers
    • Passive activities – recent practitioner questions – answered
    • 2027 inflation rates
    • S corporation and partnership developments impacting individuals
    • Virtual currency and enforcement
    • Property transaction
    • Gross income and deductions

    Who Should Attend:

    CPAs in public practice and industry seeking an update on the latest individual tax developments.

    Developed By: Federal Tax Workshops, Inc.

    Instructor: Steven C. Dilley, CPA, JD, PhD

    Program Level: Intermediate

    Field of Study:  Taxes        

    Prerequisite: Basic working knowledge of individual taxation.

    Advanced preparation: None                         

    CPE Credit: 8 hours

    Cancellation policy: No refunds for cancellation within 3 days prior to the seminar date. 

    REGISTER ONLINE@ haopa.wildapricot.org

    Questions re Webinar or Online Registration? – contact Eric Matsuda, CPA at e.matsuda2@hawaiiantel.net or telephone (808) 949-7651

    Alternatively, please register by mailing in registration form and check below:

    HAWAII ASSOCIATION OF PUBLIC ACCOUNTANTS

    • 1 Dec 2026
    • 9:00 AM
    • 2 Dec 2026
    • 12:40 PM
    • Webinar
    • 80
    Register

    Hawaii Association of Public Accountants
    INDIVIDUAL TAX WEBINAR
    Qualifies for 8 hours CPE

    Individual Tax Update with Steve Dilley

    Option 2: December 1 & 2, 2026 – 9:00 am – 12:40 pm HST (each day)

    Download Registration Form

    Description:

    Gear up for tax season with Steve Dilly’s annual individual tax update! This program provides an update to the latest tax developments, rules and regulations impacting taxpayers, with a review and integration of the numerous recent legislation. Includes a substantial update for OBBBA of 2025.

    Learning Objectives: 

    • Identify and recall key compliance issues and significant changes in tax forms
    • Implement practice strategies based on recent individual taxpayers developments when preparing for the upcoming tax season

    Major Topics:

    • Individual OBBBA provisions developments for 2026 reporting – tips, overtime, car loan, and senior deductions plus Trump accounts, and many more!
    • Recent legislative developments, cases and rulings impacting individual taxpayers
    • Passive activities – recent practitioner questions – answered
    • 2027 inflation rates
    • S corporation and partnership developments impacting individuals
    • Virtual currency and enforcement
    • Property transaction
    • Gross income and deductions

    Who Should Attend:

    CPAs in public practice and industry seeking an update on the latest individual tax developments.

    Developed By: Federal Tax Workshops, Inc.

    Instructor: Steven C. Dilley, CPA, JD, PhD

    Program Level: Intermediate

    Field of Study:  Taxes        

    Prerequisite: Basic working knowledge of individual taxation.

    Advanced preparation: None                         

    CPE Credit: 8 hours

    Cancellation policy: No refunds for cancellation within 3 days prior to the seminar date. 

    REGISTER ONLINE@ haopa.wildapricot.org

    Questions re Webinar or Online Registration? – contact Eric Matsuda, CPA at e.matsuda2@hawaiiantel.net or telephone (808) 949-7651

    Alternatively, please register by mailing in registration form and check below:

    HAWAII ASSOCIATION OF PUBLIC ACCOUNTANTS

    • 7 Dec 2026
    • 9:00 AM
    • 8 Dec 2026
    • 12:40 PM
    • Webinar
    • 79
    Register

    Hawaii Association of Public Accountants
    BUSINESS TAX WEBINAR
    Qualifies for 8 hours CPE

    Business Tax Update with Doug Van Der Aa

    Option 2: December 7 & 8, 2026 – 9:00 am – 12:40 pm HST (each day)

    Download Registration Form

    Description: 

    This program provides an update to the latest tax developments, rules and regulations affecting business taxpayers, including a review and integration of 2025-26 legislation. Includes a substantial update for OBBBA of 2025.

    Learning Objectives:

    • Identify and recall key compliance issues
    • Implement practice strategies based on recent developments

    Major Topics:

    • Update on significant 2025-26 business tax developments and related cases and rulings
    • Review of recent business tax provisions and their integration into tax forms
    • Depreciation changes in Section 179 and Sec. 168(k) bonus depreciation
    • Tax issues impacting “gig” workers, including Form 1099-K
    • Rulings on OBBBA of 2025 business provisions

    Who Should Attend:

    CPAs in public practice and industry seeking an update on the latest business tax developments.

    Developed By: Van Der Aa Tax Ed, LLC 

    Instructor: Douglas J. Van Der Aa, CPA, JD

    Program Level: Intermediate

    Field of Study:  Taxes

    Prerequisite: Basic working knowledge of individual and business taxation.

    Advanced preparation: None

    CPE Credit: 8 hours

    Cancellation policy:  No refunds for cancellation within 3 days prior to the seminar date.

    REGISTER ONLINE@ haopa.wildapricot.org

    Questions re Webinar or Online Registration? – contact Eric Matsuda, CPA at e.matsuda2@hawaiiantel.net or telephone (808) 949-7651

    Alternatively, please register by mailing in registration form and check below:

    HAWAII ASSOCIATION OF PUBLIC ACCOUNTANTS

    • 10 Dec 2026
    • 9:00 AM - 11:40 AM
    • Webinar
    • 88
    Register

    Hawaii Association of Public Accountants
    Ethics Webinar
    Qualifies for 3 Hours CPA credit for ethics

    Ethics in Action: Practical Guidance for Tax Preparers

    With Steven C. Dilley, PhD, JD, CPA

    December 10, 2026 – 9:00 am – 11:40 am HST

    Download Registration Form

    Description: 

    This session will focus on proposed regulations to update the Circular 230 rules for all tax practitioners, amending these rules in various ways to reflect changes in the law. We will review these new rules and discuss their impact on your tax practice and address major provisions of Circular 230 and analyze them using factual situations. An update on new AICPA ethical guidelines will also be addressed.

    Circular 230 and AICPA standards for technology adaption and artificial intelligence adaption are also discussed.

    Learning Objectives: 

    • Identify current and proposed Circular 230 rules
    • Apply guidance to professionals in public practice accounting
    • Apply new standards surrounding the AICPA Statements on Standards for Tax Services

    Major Topics:

    • Circular 230 (IRS) rules for conducting a tax practice
    • Provide guidelines for registered tax return preparers and tax return preparation
    • Contingent fees 
    • Proposed new rules addressing the evolving nature of tax practice
    • Conflict of interest, best practices, errors and omissions, written opinion requirements
    • Evolving rules for CPA “mobility"
    • History and background for Circular 230
    • Review of the new AICPA Statement on Standards for Tax
    • Discuss new standards on data protection, reliance on tools and representation of tax clients before taxing authorities

    Who Should Attend: CPAs in public practice and members in industry.

    Developed By: Federation Tax Workshops, Inc

    Instructor: Steven C. Dilley, CPA, JD, PhD

    Program Level: Basic

    Field of Study: Regulatory Ethics

    Prerequisite: None

    Advanced preparation: None

    CPE Credit: 3 hours

    Cancellation policy:  No refunds for cancellation within 3 days prior to the seminar date.

    REGISTER ONLINE@ haopa.wildapricot.org

    Questions re Webinar or Online Registration? – contact Eric Matsuda, CPA at e.matsuda2@hawaiiantel.net or telephone (808) 949-7651

    Alternatively, please register by mailing in registration form and check below:

Past events

1 Sep 2026 Big Island 2026 Walter Haig Accounting and Reporting Standards – Update and Review
27 Aug 2026 Oahu 2026 Walter Haig Accounting and Reporting Standards – Update and Review
24 Aug 2026 Maui 2026 Walter Haig Accounting and Reporting Standards – Update and Review
3 Jun 2026 70th HAPA State Convention
28 May 2026 2026 Oahu Chapter Installation Banquet
19 Feb 2026 Oahu Chapter 2026 Students' Night
8 Jan 2026 Maui Professional Tax Institute – 2025 Individual Tax Updates
7 Jan 2026 Big Island Professional Tax Institute – 2025 Individual Tax Updates
6 Jan 2026 Oahu Professional Tax Institute – 2025 Individual Tax Updates
13 Dec 2025 43rd Annual Maui Chapter HAPA Christmas Party
12 Dec 2025 Webinar 2025 Ethics
8 Dec 2025 Webinar Business Tax Update 2025
4 Dec 2025 Oahu Chapter Annual Christmas Party
2 Dec 2025 Webinar Individual Tax Update 2025
24 Nov 2025 Webinar Business Tax Update 2025
18 Nov 2025 Webinar 2025 Ethics
13 Nov 2025 Webinar Individual Tax Update 2025
28 Aug 2025 Oahu 2025 Walter Haig Accounting and Reporting Standards – Update and Review
25 Aug 2025 Big Island 2025 Walter Haig Accounting and Reporting Standards – Update and Review
19 Aug 2025 Maui 2025 Walter Haig Accounting and Reporting Standards – Update and Review
12 Aug 2025 Guide to Preparing Form 1041 for Estates and Trusts – Live Webinar
5 Aug 2025 Fiduciary Accounting for Estates and Trusts - Live Webinar
25 Jun 2025 69th HAPA State Convention
6 Jun 2025 2025 Oahu Chapter Installation Banquet
9 Jan 2025 Oahu Professional Tax Institute – 2024 Individual Tax Updates
8 Jan 2025 Big Island Professional Tax Institute – 2024 Individual Tax Updates
7 Jan 2025 Maui Professional Tax Institute – 2024 Individual Tax Updates
14 Dec 2024 42nd Annual Maui Chapter HAPA Christmas Party
13 Dec 2024 Webinar 2024 Ethics
12 Dec 2024 Oahu Chapter Annual Christmas Party
9 Dec 2024 Webinar Business Tax Update 2024
4 Dec 2024 Webinar Individual Tax Update 2024
25 Nov 2024 Webinar Individual Tax Update 2024
21 Nov 2024 Webinar Business Tax Update 2024
26 Sep 2024 Oahu 2024 Walter Haig Accounting and Reporting Standards – Update and Review
23 Sep 2024 Big Island 2024 Walter Haig Accounting and Reporting Standards – Update and Review
18 Sep 2024 Maui 2024 Walter Haig Accounting and Reporting Standards – Update and Review
22 Aug 2024 Webinar 2024 HAIG'S AICPA AUDITING STANDARDS UPDATE
19 Jun 2024 HAPA 2024 State Convention
7 Jun 2024 2024 Oahu Chapter Installation Banquet
29 Feb 2024 Oahu Chapter 2024 Students' Night
11 Jan 2024 Oahu Professional Tax Institute – 2024 Individual Tax Updates
10 Jan 2024 Big Island Professional Tax Institute – 2024 Individual Tax Updates
9 Jan 2024 Maui Professional Tax Institute – 2024 Individual Tax Updates
12 Dec 2023 Webinar Individual Tax Update 2023
7 Dec 2023 Webinar 2023 Ethics Option 2
4 Dec 2023 Webinar Business Tax Update 2023
30 Nov 2023 Webinar Individual Tax Update 2023
9 Nov 2023 Webinar Business Tax Update 2023
18 Oct 2023 Webinar 2023 Ethics Option 1
28 Sep 2023 Oahu 2023 Walter Haig Accounting and Reporting Standards – Update and Review
25 Sep 2023 Big Island 2023 Walter Haig Accounting and Reporting Standards – Update and Review
20 Sep 2023 Maui 2023 Walter Haig Accounting and Reporting Standards – Update and Review
15 Aug 2023 Guide to Preparing Form 1041 for Estates and Trusts - Webinar
14 Aug 2023 Fiduciary Accounting for Estates and Trusts - Webinar
21 May 2023 Hawaii Association of Public Accountants 2023 Annual State Convention in Japan
21 Feb 2023 Oahu Chapter 2023 Students' Night
5 Jan 2023 Oahu Professional Tax Institute – 2023 Individual Tax Updates
4 Jan 2023 Big Island Professional Tax Institute – 2023 Individual Tax Updates
3 Jan 2023 Maui Professional Tax Institute – 2023 Individual Tax Updates
16 Dec 2022 40th Annual Maui Chapter HAPA Christmas Party
15 Dec 2022 Webinar Individual Tax Update 2022
12 Dec 2022 Webinar 2022 Ethics
8 Dec 2022 Webinar 2022 Ethics
5 Dec 2022 Webinar Business Tax Update 2022
1 Dec 2022 Webinar Individual Tax Update 2022
16 Nov 2022 Webinar Business Tax Update 2022
3 Oct 2022 WEBINAR for Maui / Big Island Members ONLY 2022 - Walter Haig Accounting and Reporting Standards – Update and Review
3 Oct 2022 OAHU 2022 Accounting and Reporting Standards – Update and Review
29 Sep 2022 HILO 2022 Accounting and Reporting Standards – Update and Review
20 Sep 2022 MAUI 2022 Accounting and Reporting Standards – Update and Review
22 Jun 2022 66th HAPA State Convention
8 Jun 2022 HAPA Oahu Chapter Installation Banquet 2022
6 Jan 2022 Oahu Professional Tax Institute – 2021 Individual Tax Updates
6 Jan 2022 Webinar Oahu Professional Tax Institute – 2021 Individual Tax Updates
5 Jan 2022 Hilo Professional Tax Institute – 2021 Individual Tax Updates
4 Jan 2022 Maui Professional Tax Institute – 2021 Individual Tax Updates
18 Dec 2021 39th Annual Maui Chapter HAPA Christmas Party
16 Dec 2021 Webinar 2021 Ethics
9 Dec 2021 Webinar Individual Tax Update 2021
6 Dec 2021 Webinar Business Tax Update 2021
2 Dec 2021 Oahu Chapter Annual Christmas Party
1 Dec 2021 Webinar Individual Tax Update 2021
30 Nov 2021 Webinar 2021Ethics
18 Nov 2021 Webinar Business Tax Update 2021
4 Oct 2021 Webinar 2021 Accounting and Reporting Standards – Update and Review
30 Sep 2021 Webinar 2021 Accounting and Reporting Standards – Update and Review
22 Sep 2021 Webinar 2021 Accounting and Reporting Standards – Update and Review
24 Jun 2021 Annual General Meeting

Hawaii Association of Public Accountants is a 501(c)6 non-profit organization. P.O. Box 61043, Honolulu HI 96839

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