{"data":{"id":"us-wa/rcw-82.04.020","jurisdiction":"us-wa","citation":"RCW 82.04.020","heading":"\"Tax year,\" \"taxable year.\"","body":"\"Tax year\" or \"taxable year\" means either the calendar year, or the taxpayer's fiscal year when permission is obtained from the department of revenue to use a fiscal year in lieu of the calendar year.","path":["Title 82","Chapter 82.04"],"source_url":"https://app.leg.wa.gov/rcw/default.aspx?cite=82.04.020","current_through":"July 15, 2026","vintage":"","retrieved_at":"2026-09-06T01:35:58Z","sha256":"474db19f50aef7538d0e179f0c1c8fbda87be123823f5fdd15d8773759fb143b","source_id":"us-wa","stale":false,"prev":"us-wa/rcw-82.04.010","next":"us-wa/rcw-82.04.030"},"notice":"GroundRules: Original legal text. Not legal advice."}