{"source":"polymarket","id":"64726","ticker":"billionaire-one-time-wealth-tax-on-california-ballot","slug":"billionaire-one-time-wealth-tax-on-california-ballot","title":"Billionaire one-time wealth tax on California ballot?","description":"This market will resolve to \"Yes\" if a ballot initiative is certified to appear on the official statewide California ballot for the November 3, 2026 election, that proposes a one-time tax targeting individuals, households, or family units with wealth, assets, or net worth of at least $1 billion (USD or equivalent), by June 25, 2026, 11:59 PM ET (the official cutoff date for new initiatives to be approved). Otherwise, this market will resolve to \"No\".\n\nCertification means the initiative is officially approved by the California Secretary of State for a statewide ballot.\n\nThe primary resolution source will be official information from the government of California. If unavailable, a consensus of credible reporting may be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/billionaire-one-time-wealth-tax-on-california-ballot-Cu7EZFeYeO2R.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/billionaire-one-time-wealth-tax-on-california-ballot-Cu7EZFeYeO2R.jpg","active":true,"closed":false,"start_date":"2025-10-24T19:48:59.245874Z","end_date":"2026-06-25T00:00:00Z","closed_time":null,"volume":208267.5537829965,"volume_24hr":6310.798054999999,"volume_24h_change":null,"normalized_vol_24hr":23.151697158813477,"normalized_volume":31.681936264038086,"liquidity":16706.9483,"open_interest":51781.366246,"categories":["Elections","Politics"],"tags":[{"id":"144","slug":"elections","label":"Elections"},{"id":"2","slug":"politics","label":"Politics"},{"id":"100207","slug":"taxes","label":"Taxes"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"","top_outcome_probability":0.465,"top_outcome_prob_24h_change":0.03500000000000003,"top_outcome_volume_24h_change":-12416.261371000008,"updated_at":"2026-06-21T13:29:05.046236Z","fetched_at":"2026-06-21T13:29:05.046236Z","added_at":null,"url":"https://polymarket.com/event/billionaire-one-time-wealth-tax-on-california-ballot","chart_24h":[18795.990765000006,18792.176664000006,15801.014713000006,15771.014713000006,16012.943603000009,6324.810393999997,6143.937259999998,6138.937259999998,10447.761679999998,10543.193432999999,10583.193432999999,10668.693432999999,10665.753432999998,11177.961044,11208.261043999999,11589.350824,11592.374084,11023.227937,11067.873967,10984.093966999999,10985.656308999998,10953.347095,10896.358703999998,10893.754546,10512.947783000001,10501.616535000001,10491.201515,10493.018299000001,10498.472843000001,10471.389527000001,10414.945252000003,10420.229604000002,10428.429604000004,6312.385354999999],"markets":[{"source":"polymarket","id":"648378","event_id":"64726","slug":"billionaire-one-time-wealth-tax-on-california-ballot","question":"Billionaire one-time wealth tax on California ballot?","group_item_title":null,"description":"This market will resolve to \"Yes\" if a ballot initiative is certified to appear on the official statewide California ballot for the November 3, 2026 election, that proposes a one-time tax targeting individuals, households, or family units with wealth, assets, or net worth of at least $1 billion (USD or equivalent), by June 25, 2026, 11:59 PM ET (the official cutoff date for new initiatives to be approved). Otherwise, this market will resolve to \"No\".\n\nCertification means the initiative is officially approved by the California Secretary of State for a statewide ballot.\n\nThe primary resolution source will be official information from the government of California. If unavailable, a consensus of credible reporting may be used. ","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/billionaire-one-time-wealth-tax-on-california-ballot-Cu7EZFeYeO2R.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/billionaire-one-time-wealth-tax-on-california-ballot-Cu7EZFeYeO2R.jpg","outcomes":["Yes","No"],"outcome_prices":[0.465,0.535],"probability":0.465,"spread":0.03,"active":true,"closed":false,"start_date":"2025-10-24T19:48:59.245874Z","end_date":"2026-06-25T00:00:00Z","closed_time":null,"volume":208267.5537829965,"volume_24hr":6305.818055,"prob_24h_change":0.03500000000000003,"volume_24h_change":-12416.261371000008,"normalized_vol_24hr":25.776395797729492,"normalized_volume":41.57270812988281,"liquidity":16116.5528,"categories":["Elections","Politics"],"countries":["United States"],"updated_at":"2026-06-21T13:29:05.879537Z","fetched_at":"2026-06-21T13:29:05.879537Z","added_at":null,"url":"https://polymarket.com/event/billionaire-one-time-wealth-tax-on-california-ballot/billionaire-one-time-wealth-tax-on-california-ballot","event_title":"Billionaire one-time wealth tax on California ballot?","chart_24h":[0.405,0.38,0.395,0.405,0.485,0.49,0.49,0.49,0.395,0.435,0.435,0.435,0.435,0.525,0.505,0.465,0.465,0.5,0.485,0.485,0.51,0.48,0.515,0.455,0.47,0.465,0.465,0.455,0.455,0.455,0.455,0.46,0.465,0.465]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/64726","as_of":"2026-06-21T13:29:44.724857Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Billionaire one-time wealth tax on California ballot?\" — top market at 46% probability across 1 outcome","source_url":null}}