Why California's Tax & Regulatory Burden Is Driving Up Your Costs

State Excise Tax

California's gasoline excise tax is among the highest in the nation and increases automatically every year, indexed to inflation — with no legislative vote required.

Cap-and-Trade Carbon Surcharge

California's cap-and-trade program adds an estimated 20–30 cents per gallon to the cost of gasoline, a cost that refiners pass directly to consumers at the pump.

Unique Fuel Blend Requirements

California requires a special reformulated gasoline blend not used anywhere else in the country. This limits supply options and means any refinery disruption causes immediate, severe price spikes.

Limited Refinery Competition

California has lost refinery capacity over the decades. Fewer refineries mean less competition, less supply flexibility, and higher prices — especially during maintenance seasons.

Steep Progressive Brackets

California has 10 income tax brackets. The 9.3% rate — higher than most states' top rate — applies to incomes above $66,295, hitting middle-class earners hard.

Mental Health Services Tax

An additional 1% surcharge applies to income over $1 million, bringing the top rate to 13.3% — a level that has driven significant outmigration of high-income residents and businesses.

No Inflation Indexing on All Brackets

Some California tax brackets are not fully indexed to inflation, meaning bracket creep pushes more taxpayers into higher rates over time without any legislative action.

Business and Investment Impact

High income taxes on business owners, investors, and entrepreneurs reduce capital formation and job creation in California, contributing to the state's high cost of living.

Extreme Home Prices

California's median home price exceeds $800,000 — more than double the national median. Even at a 1% tax rate, new buyers face enormous annual bills.

Prop 13 Inequity

Long-term homeowners pay taxes based on their original purchase price, sometimes decades ago. Neighbors in identical homes can pay vastly different tax bills, creating horizontal inequity.

Lock-In Effect

Low property taxes for long-term owners discourage them from selling and moving, reducing housing supply and contributing to the affordability crisis.

Local Tax Add-Ons

Many California cities and counties layer additional parcel taxes and special assessments on top of the base property tax, further increasing the burden on homeowners.

Highest Base Rate in the Nation

California's 7.25% base rate is the highest statewide base sales tax in the country, before any local additions.

Local Add-Ons

Cities and counties can add up to 3% in local sales taxes, pushing combined rates in some areas above 10%. Los Angeles County's combined rate reaches 10.25% in many cities.

Regressive Impact

Sales taxes consume a larger share of income for lower-income households, who spend a higher proportion of their earnings on taxable goods. California's high rates hit working families hardest.

Cross-Border Shopping and Online Competition

High sales taxes push consumers to shop online or in neighboring states, reducing revenue for local businesses and eroding the tax base over time.