Bibliography

Sources

Every factual claim on this site should trace to one of these. If you find one that does not, tell us and we will fix or remove it.

California Legislative Information

  1. Insurance Code § 1861.02 — rating factors and Good Driver Discount — Rates must be determined by, in decreasing order of importance, driving safety record, annual miles driven and years of driving experience; optional factors may follow. Good Driver Discount policies must be at least 20% below the rate otherwise charged.
  2. Vehicle Code § 16056 — minimum liability limits — Policies issued or renewed on/after 1 Jan 2025: $30,000 per person / $60,000 per accident bodily injury / $15,000 property damage. From 1 Jan 2035 the limits rise by $20,000 / $40,000 / $10,000 (to 50/100/25).

Florida Senate

  1. Fla. Stat. § 627.0652 — discount for completing an accident prevention course — Rates for liability, PIP and collision must include a premium reduction when the principal operator is 55 or older and completes an approved course; effective three years; may be conditioned on no at-fault crash or moving violation.

Virginia Law (LIS)

  1. Va. Code § 46.2-472 — minimum liability limits — For policies effective on/after 1 Jan 2025: $50,000 per person / $100,000 per accident bodily injury / $25,000 property damage.

Massachusetts General Court

  1. Acts of 2024, Chapter 275 — An Act relative to motor vehicle insurance (2024) — Raises compulsory bodily injury limits to $25,000 / $50,000 and property damage to $30,000 for policies issued or renewed on/after 1 July 2025.

Utah Legislature

  1. Utah Code § 31A-22-304 — motor vehicle liability policy minimum limits — Policies issued or renewed on/after 1 Jan 2025: $30,000 per person / $65,000 per accident / $25,000 property damage (or $90,000 single limit).

Hawaii State Legislature

  1. HRS § 431:10C-301 — required motor vehicle policy coverage — Liability of at least $40,000 per person / $80,000 per accident and $20,000 property damage (effective 1 Jan 2026 under Act 138 of 2024); PIP $10,000; UM/UIM offered with written rejection.

Texas Department of Insurance

  1. Companies may offer auto insurance discounts. No law requires discounts. (2025) — No Texas law or rule mandates auto insurance discounts (for age, low mileage or anything else) or puts a time limit on them; advertising that says otherwise is misleading.

North Carolina Department of Insurance

  1. Changes to the rating of automobile insurance policies, effective July 1, 2025 (2025) — Minimum limits rose from 30/60/25 to 50/100/50 for policies issued or renewed on/after 1 July 2025; underinsured motorist coverage now included on all policies.

New Jersey Department of Banking and Insurance

  1. Bulletin 25-06 — auto insurance coverage limits (P.L. 2022, c. 87) (2025) — Second-phase increase to $35,000 per person / $70,000 per accident for policies issued or renewed on/after 1 Jan 2026; property damage stays $25,000.

Insurance Information Institute

  1. Background on: Older drivers — 2023 fatal-crash involvement per 100,000 licensed drivers: 15.44 (65–74), 16.63 (75+), 24.38 all ages; state licence-renewal rules for older drivers.
  2. Background on: Pay-as-you-drive auto insurance (telematics) — Usage-based and per-mile pricing models, what telematics programmes measure, and state limits on their use.
  3. Drivers in fatal motor vehicle crashes by age, 2023 (2025) — Fatal-crash involvement per 100,000 licensed drivers: 42.40 (16–20), 35.34 (21–24), 28.97 (25–34), 24.18 (35–44), 21.70 (45–54), 19.45 (55–64), 15.44 (65–74), 16.63 (75+).
  4. Facts + Statistics: Auto insurance (2025) — NAIC countrywide average auto expenditure: $1,127 (2022), $1,282 (2023); most expensive states in 2023 were Florida, Louisiana and New York.
  5. Automobile financial responsibility limits by state (2023) — Compulsory coverages and minimum liability limits by state (table dated December 2023 — several states have raised limits since; see statute entries).
  6. Facts + Statistics: Highway safety — Crash, injury and fatality trends used to explain why liability and injury coverages cost what they do.
  7. Estimated percentage of uninsured motorists by state, 2017–2023 (2025) — IRC time series by state; 2023: Mississippi 28.2%, New Mexico 24.1%, D.C. 23.1%, Michigan 22.3%, Florida 20.6%, California 20.4%, Texas 14.5%; lowest Maine 5.7%.
  8. What determines the price of an auto insurance policy? — Rating factors: driving record, mileage, location, age, gender, vehicle, credit-based insurance score, coverage choices. Notes ZIP-code rating is prohibited in California and Michigan and gender rating is prohibited in seven states.
  9. Nine ways to lower your auto insurance costs — Shop at least three quotes; raising a deductible from $200 to $500 can cut collision/comprehensive cost 15–30%, $1,000 can save 40%+; drop physical damage on cars worth under 10× the premium; bundling, low-mileage and good-student discounts.
  10. How much auto coverage do I need? — Why state minimums are a floor; choosing liability limits that protect assets; when collision and comprehensive are worth keeping.
  11. What is covered by a basic auto insurance policy? — Defines bodily injury and property damage liability, MedPay, PIP, uninsured/underinsured motorist, collision, comprehensive and glass coverage.
  12. Senior driving safety and insurance tips — Most insurers offer discounts to drivers over 55, some tied to approved accident-prevention courses; per-mile fatality risk rises with age because of fragility.
  13. Is it legal to drive without insurance? — Every state requires drivers to demonstrate financial responsibility; in most states insurance is the mandatory way to do so.
  14. How to file an auto insurance claim — Steps after a crash: document the scene, notify the insurer promptly, understand the adjuster's role.

Insurance Institute for Highway Safety

  1. Older drivers — Crash involvement, fragility and licensing research for drivers 70+.

National Association of Insurance Commissioners

  1. 2019–2023 Auto Insurance Database: average premium supplement (2025) — Countrywide average expenditure $1,281 in 2023 (+13.98%); combined average premium $1,438; state tables for liability, collision and comprehensive.
  2. Consumer insurance information — Plain-language guides from the body of state insurance regulators; links to every state's insurance department and complaint process.

Consumer Federation of America

  1. Insurance research and advocacy — Consumer-side research on auto insurance pricing, non-driving rating factors and affordability.

Consumer Reports

  1. Car insurance — Independent testing organisation's guides to comparing policies and insurers.

Linked publishers do not endorse this site. Practical checklists and recommendations are original editorial guidance; see our methodology.