April 15th - SPECIAL ANNOUNCEMENT (updated 3/27/20)

Tax Day now July 15: Treasury, IRS extend filing deadline and federal tax payments regardless of amount owed: 
IR-2020-58, March 21, 2020
WASHINGTON — The Treasury Department and Internal Revenue Service announced today that the federal income tax filing due date is automatically extended from April 15, 2020, to July 15, 2020.
https://www.irs.gov/newsroom/tax-day-now-july-15-treasury-irs-extend-filing-deadline-and-federal-tax-payments-regardless-of-amount-owed

Oregon: Department of Revenue Announces Extension of Tax Filing Deadlines and Payments:
March 25, 2020
Salem, OR—At the direction of Governor Kate Brown, the Oregon Department of Revenue today announced an extension for Oregon tax filing and payment deadlines for personal income taxes and some other taxes closely following the IRS extension declaration.
​https://www.oregon.gov/newsroom/Pages/NewsDetail.aspx?newsid=36265
SPECIAL NOTE: Oregon has decided NOT to extend 1st quarter estimated tax payments. 1st Quarter estimated tax payments are still due April 15th. 

City of Portland: Extended 2019 Filing & Paying Deadline: 
March 27, 2020
The Revenue Division is automatically extending the Portland and Multnomah County business tax return filing due on 4/15/2020 until 7/15/2020.
https://www.portlandoregon.gov/revenue/44311
​SPECIAL NOTE: City of Portland has decided NOT to extend 1st quarter estimated tax payments. 1st Quarter estimated tax payments are still due April 15th. 

Other States: Please check with your current state agency as there is not a uniform stance on waiving penalties and interest until July 15th. 
https://www.taxadmin.org/state-tax-agencies