The annual tax return is due April 15.

Meeting Dates & Material - Technical Advisory Group

Note: See information related to upcoming meetings (PDF).

Date Agenda | Minutes Materials
May 18, 2022 Agenda (PDF) B&O Tax Reform (PDF)
Tax Alternative Model: Overview (PDF)
Imputing Race and Ethnicity (PDF)
Reading list: imputing race and ethnicity (PDF)
Dec. 22, 2021 Agenda (PDF) | Minutes (PDF) Presentations:
Employer Compensation Tax Model (PDF)
BNO Tax Projections (PDF)
Personal Income Tax Projections (PDF)
Business Tax Projections (PDF)
Nov. 9, 2021 Agenda (PDF) | Minutes (PDF) An Essay on Tax Incidence by Doug Conrad (PDF)
Presentations:
Presentation on above essay (PDF)
Sept 30, 2021 Agenda (PDF) | Minutes (PDF) Presentations:
Tax Structure Work Group (PDF)
Aug. 18, 2021 Agenda (PDF) | Minutes (PDF) Corporate Tax Incidence Literature Review (PDF)
Property Tax Incidence Literature Review (PDF)
May 26, 2021 Agenda (PDF) | Minutes (PDF) Nexus & Apportionment (PDF)
Apr. 20, 2021 Agenda (PDF) | Minutes (PDF) Corporate Income/Net Receipts Microsimulation Model (PDF)
Presentations:
Corporate Income/Net Receipts Microsimulation Model (PDF)
Dec. 15, 2020 Agenda (PDF) | Minutes (PDF) Corporate Income/Net-Receipts Tax Microsimulation Model (PDF)
Oct. 14, 2020 Agenda (PDF) | Minutes (PDF) None
Sept. 21, 2020 Agenda (PDF) | Minutes (PDF) None
Aug. 18, 2020 Meeting canceled None
July 14, 2020 Agenda (PDF) | Minutes (PDF) Personal Income Tax - Out of State Credit Model Review (PDF)
Presentations:
Personal Income Tax - Out of State Credit (PDF)
State Economic & Fiscal Picture During COVID-19 - by Lucy Dadayan (PDF)
June 15, 2020 Agenda (PDF) | Minutes (PDF) Household Tax Burden – Property Tax Model Review (PDF)
Corporate Income/Net-Receipts – TCJA Impacts (PDF)
Presentations:
Property Tax Models (PDF)
Household Tax Burden – Property Tax (PDF)
Corporate Income/Net Receipts Tax – TCJA Impacts (PDF)
May 14, 2020 Agenda (PDF) | Minutes (PDF) Washington Tax System - by Dick Conway (PDF)
Presentations:
Washington Tax System - by Dick Conway (PDF)
Washington Law Changes since 2002 (PDF)
April 14, 2020 Agenda (PDF) | Minutes (PDF) Personal Income Tax – Disabled Deduction Model Review (PDF)
Value Added and Margins Tax Model Review (PDF)
Presentations:
Personal Income Tax – Disabled Deduction (PDF)
Value Added Tax and Margin’s Tax (PDF)
Mar. 19, 2020 Agenda (PDF) | Minutes (PDF) Corporate Conversions Model Review (PDF)
Personal Income Tax - B&O Tax Credit Model Review (PDF)
Corporate Income/Net-Receipts Tax Model Review (PDF)
Presentations:
Corporate Conversions (PDF)
Personal Income Tax – B&O Credit (PDF)
Corporate Income/Net Receipts (PDF)
Feb. 20, 2020 Agenda (PDF) | Minutes (PDF) Personal Income Tax Model Review (PDF)
Household Tax Burden Model Review (PDF)
Presentations:
Personal Income Tax (PDF)
Household Tax Burden (PDF)
Dec. 5, 2019 Agenda (PDF) | N/A Introductory Meeting