{"demo":true,"synthetic":true,"api_version":"1.0.0-demo","disclaimer":"Synthetic demo data, not real inventory, not an offer. Moonshot Lab is a demo for AI agents: every dealer, vehicle, VIN, price, address and image here is fictional. Tax and fee rules are real public rules used to illustrate estimates; estimates are not quotes and are not tax advice.","generated_at":"2026-10-18T13:05:18+00:00","provenance":[{"source_url":"https://moonshotlab1.com/demo/vehicles/lakeshorecity:0DE4KEYL4LD112650","observed_at":"2026-10-17T20:00:00-05:00","license":"synthetic_demo","collection_method":"synthetic demo generator (data/generate.py); not collected from any website","dataset":"moonshot_lab_demo","generator_seed":20261017}],"data":{"label":"DEMO ESTIMATE ONLY. SYNTHETIC LISTING. NOT AN OFFER OR QUOTE. NOT PENNY-ACCURATE.","demo":true,"listing_id":"lakeshorecity:0DE4KEYL4LD112650","state":"IL","tax_state":"IL","registration_state":"IL","line_items":[{"item":"advertised_price","amount":17605.0,"category":"vehicle_price","status":"observed","confidence":"medium","source":"synthetic advertised price","taxable":true},{"item":"doc_fee","amount":350.0,"category":"dealer_fee","status":"observed","confidence":"medium","source":"demo listing","taxable":true,"star_fee_type":"DOCUMENTATION"},{"item":"IL state retailers_occupation_tax_titled (6.2500%)","amount":1122.19,"category":"tax","status":"official","confidence":"high","source":{"url":"https://tax.illinois.gov/forms/sales/vehicleusetax/st-556-sales-tax-transaction-return-instructions.html","accessed":"2026-10-17","official":true},"note":"Base $17,955.00: selling price incl. accessories, freight, dealer preparation and documentary fees, less qualified trade-in (no cap since 2022)","tax_jurisdiction_type":"STATE_TAX","rate":0.0625,"taxable_amount":17955.0},{"item":"IL NITA transit tax (Cook) (1.2500%)","amount":224.44,"category":"tax","status":"official","confidence":"high","source":{"url":"https://tax.illinois.gov/research/publications/bulletins/fy-2026-34.html","accessed":"2026-10-17","effective":"2026-08-01","official":true},"note":"Base $17,955.00","rate":0.0125,"taxable_amount":17955.0,"tax_jurisdiction_type":"DISTRICT_TAX"},{"item":"Chicago home rule use tax (1.2500%)","amount":224.44,"category":"tax","status":"official","confidence":"low","source":{"url":"https://tax.illinois.gov/research/publications/bulletins/fy-2026-34.html","accessed":"2026-10-17","effective":"2026-08-01","official":true},"note":"Applies to Chicago residents; buyer assumed to live in Chicago.","rate":0.0125,"taxable_amount":17955.0,"tax_jurisdiction_type":"LOCAL_TAX"},{"item":"Original title","amount":165.0,"category":"government_fee","status":"official","confidence":"high","source":{"url":"https://www.ilsos.gov/departments/vehicles/basicfees.html","accessed":"2026-10-17","official":true},"taxable":false,"star_fee_type":"TITLE","period":"one_time","id":"il_title"},{"item":"Passenger plates and registration","amount":151.0,"category":"government_fee","status":"official","confidence":"high","source":{"url":"https://www.ilsos.gov/departments/vehicles/basicfees.html","accessed":"2026-10-17","official":true},"taxable":false,"star_fee_type":"REGISTRATION","period":"annual","note":"If plates are transferred the fee is a transfer fee instead; not modeled.","id":"il_registration"},{"item":"Electric vehicle annual surcharge","amount":100.0,"category":"government_fee","status":"official","confidence":"high","source":{"url":"https://www.ilsos.gov/departments/vehicles/license-plate-guide/electric-vehicle.html","accessed":"2026-10-17","official":true},"taxable":false,"star_fee_type":"REGISTRATION","period":"annual","id":"il_ev"}],"excluded_items":[],"estimated_out_the_door":19942.07,"estimated_out_the_door_nearest_10":19940.0,"estimate_range":{"low":19942.07,"high":19942.07,"note":"Low and high add the known ranges of uncertain lines and excluded items; items with no range are not included."},"confidence":"medium","penny_accurate":false,"deal":null,"tax_location":{"state":"IL","city":"Chicago","county":"Cook","zip":"60601","basis":"registry_selling_location","county_basis":"prototype_city_county_map"},"dealer_location":{"state":"IL","city":"Chicago","county":"Cook","zip":"60601","basis":"registry_selling_location","county_basis":"prototype_city_county_map"},"assumptions":["Home rule and non-home rule local taxes do not apply to titled vehicles."],"warnings":[],"expires_at":"2026-10-19T13:05:18+00:00","expiry_rule":"demo: 24 hours after the estimate was generated","payments":null,"payments_note":"Monthly payments are not calculated.","source_trail":{"listing":{"source_url":"https://moonshotlab1.com/demo/vehicles/lakeshorecity:0DE4KEYL4LD112650","observed_at":"2026-10-17T20:00:00-05:00","license":"synthetic_demo","collection_method":"synthetic demo generator (data/generate.py); not collected from any website","dataset":"moonshot_lab_demo","generator_seed":20261017},"otd_rules":"rules/otd-rules.json v0.3.0 as_of 2026-10-17","local_rates":"rules/local-rates.json v0.3.0","engine":"rules/otd.py v0.3.0"}}}