How California's Proposition 13 and Proposition 8 shape your property tax — and your appeal.
Danielle Cui · August 8, 2026
What happens after a successful California assessment appeal — the corrected roll, how refunds are issued, the checkbox that makes them automatic, and the two-year rule that works in your favor if the board stalls.
Danielle Cui · August 8, 2026
Yes, and it may be worth more than a normal appeal. How California sets your base year value from the purchase price, the 60-day supplemental window, and the four-year window most buyers don't know exists.
Danielle Cui · August 8, 2026
California §402.5 bars any sale more than 90 days after the valuation date from being used as a comparable. In a falling market that excludes the sales that best prove your case — here's how to work within it.
Danielle Cui · August 8, 2026
A supplemental bill isn't a mistake or a double charge — it's the catch-up between the seller's assessed value and yours. How it's calculated, when it's due, and the 60-day window to appeal it.
Danielle Cui · June 18, 2026
Washington and California assess and appeal property taxes very differently — no Prop 13 in WA, different deadlines, and different appeal boards. Here's what changes if you own in both states.
Danielle Cui · February 18, 2026
California's Proposition 8 lets you get a temporary property tax reduction when your home's market value drops below its assessed value. Here's how a decline-in-value reassessment works.
Danielle Cui · December 3, 2025
When San Francisco home values fall, property tax bills often don't. Here's how Proposition 13 and Proposition 8 work, why assessments don't auto-adjust downward, and what to do about it.