Protect Prop. 13, a Project of the Howard Jarvis Taxpayers Association
Protect Prop. 13, a Project of the Howard Jarvis Taxpayers Association is a political services vendor. In the 2025-2026 cycle Protect Prop. 13, a Project of the Howard Jarvis Taxpayers Association was paid $14.62M across 2 client committees, of which $977K flowed through Independent Expenditures rather than direct committee payments.
Part I Identity
Stable facts about this entity. These figures do not change as you adjust the timeframe in Part II.
Source split
| Schedule B direct committee payments |
$13,646,893 | 51 rows | 93.3% |
| Independent Expenditures money this entity spent supporting candidates, NOT a committee paying them |
$977,100 | 26 rows | 6.7% |
- Activity span ALL TIME
- Sep 13, 2000 → Mar 20, 2026
- spans 25.5 years
- Disbursements ALL TIME
- 51
- Schedule B + IE rows
- Client committees ALL TIME
- 2
- distinct payers
Part II Activity in selected window
One timeframe control governs all three panels below. Change it once and the trajectory, top buyers, and party breakdown all update together.
Spend trajectory
Monthly spend to this vendor over the last 12 months.
Top buyers
Two views of the same data — diagram and table share the time-window control and the same top-buyers slice. Click "View all buyers in research" to drill in with the matching date range.
No buyer activity in this window.
Top buyers last 3 months · top 1
| Filer | Total spend | Disbursements |
|---|---|---|
| 931447 931447 |
$1,712,920 | 3 |
Top buyers last 6 months · top 1
| Filer | Total spend | Disbursements |
|---|---|---|
| 931447 931447 |
$12,000,076 | 34 |
Top buyers last 12 months · top 1
| Filer | Total spend | Disbursements |
|---|---|---|
| 931447 931447 |
$13,486,921 | 45 |
Top buyers last 18 months · top 1
| Filer | Total spend | Disbursements |
|---|---|---|
| 931447 931447 |
$13,486,921 | 45 |
Top buyers last 24 months · top 1
| Filer | Total spend | Disbursements |
|---|---|---|
| 931447 931447 |
$13,486,921 | 45 |
By party
| Party | Amount | % |
|---|---|---|
| Democratic | $0 | 0.00% |
| Republican | $0 | 0.00% |
| Non-partisan | $14,623,993 | 100.00% |
Part III Reference tables
Full all-time and cycle-to-date data.
Cycle-over-cycle trajectory
current cycle earlier election cycle off-cycle year quarterly · 5 years
| Year | Q | Cycle | Total | Txns | Top buyer · share | Top category · share | Cum. (cycle) | YoY % |
|---|---|---|---|---|---|---|---|---|
| 2017 | Q4 | 2016 | $120K | 1 | 931447 100% | Other / Unclassified 100% | $120K | — |
| 2021 | Q3 | 2020 | $5K | 2 | ISSUES PAC OF APARTMENT ASS… 50% | Other / Unclassified 100% | $5K | — |
| 2022 | Q3 | 2022 | $10K | 1 | 931447 100% | Other / Unclassified 100% | $10K | — |
| 2025 | Q3 | 2024 | $36K | 3 | 931447 100% | Other / Unclassified 100% | $36K | — |
| 2025 | Q4 | 2024 | $4.86M | 13 | 931447 100% | Field & Voter Contact 99% | $4.9M | — |
| 2026 | Q1 | 2026 | $8.59M | 29 | 931447 100% | Field & Voter Contact 91% | $8.59M | — |
Revenue by service category
No category revenue in this window.
| Category | Total spend | Txns | Avg check | % of total | Top buyer · share | Last paid |
|---|---|---|---|---|---|---|
| Field & Voter Contact | $12,578,729 | 20 | $629K | 97.5% | 931447 100% | 2mo ago |
| Other / Unclassified | $195,801 | 9 | $22K | 1.5% | 931447 99% | 8mo ago |
| Print & Mail | $119,347 | 17 | $7K | 0.9% | 931447 100% | 2mo ago |
| Software & Tech | $6,315 | 2 | $3K | 0.0% | 931447 100% | 4mo ago |
Client retention
Sticky-relationship signal: how many clients keep coming back across cycles vs one-time buyers.
| Client | Cycles | All-time spend | Txns | First paid | Last paid |
|---|---|---|---|---|---|
| 931447 | 6 | $13,644,393 | 50 | 2012-02-07 | 2026-03-20 |
Geographic concentration
Where this vendor's clients are based — federal committees by state, plus implicit jurisdiction for CA and TX state filers.
| State | Total spend | % of revenue | Clients | |
|---|---|---|---|---|
| CA | $13,646,893 | 100.0% | 2 |
Notable disbursements
5 largest all-time · 5 largest in the current cycle · 5 most recent. Each row earns its place.
| Reason | Date | Filer | Category | Purpose | Amount |
|---|---|---|---|---|---|
| Largest all-time | 2025-12-31 | 931447 | Field & Voter Contact | Petition Circulation | $2,550,000 |
| Largest all-time | 2026-03-11 | 931447 | Field & Voter Contact | Petition Circulation | $1,460,000 |
| Largest all-time | 2026-02-11 | 931447 | Field & Voter Contact | Petition Circulation | $1,261,930 |
| Largest all-time | 2026-01-26 | 931447 | Field & Voter Contact | Petition Circulation | $1,086,583 |
| Largest all-time | 2026-02-04 | 931447 | Field & Voter Contact | Petition Circulation | $1,036,848 |
| Largest this cycle | 2026-01-13 | 931447 | Field & Voter Contact | Petition Circulation | $750,000 |
| Recent | 2026-03-03 | 931447 | Field & Voter Contact | Petition Circulation | $500,000 |
| Recent | 2026-03-20 | 931447 | Field & Voter Contact | Petition Circulation | $250,000 |
| Recent | 2026-03-03 | 931447 | Field & Voter Contact | Petition Circulation | $3,315 |
| Recent | 2026-03-11 | 931447 | Print & Mail | Shipping Costs | $2,920 |