Vendors / Revenue Solutions, Inc. (RSI)
Revenue Solutions, Inc. (RSI)
8states with a current system
8current state systems: tax 8
$443.7Min documented contract totals (5 systems)
55contract actions on record
2004–2026years covered by the record
How these are counted: from this site's records only, so they grow as more states are researched. 10 states appear in the record in all, including replaced systems. Contract totals are approved ceilings or current contract values as the source states them, not money paid, and they are summed only where a state was researched in depth.
Every state system and contract action on this site that names Revenue Solutions, Inc. (RSI). Figures are as stated in each source; follow the state link for the full record.
Every fact links to its source and carries a label: Public record Vendor claim Press / secondary
State systems 8
| State | System | Agency | Product | Cost | Source |
|---|---|---|---|---|---|
| Delaware | Delaware Taxpayer Portal (Integrated Revenue Administration System, IRAS) | Department of Finance | Revenue Premier (commercial off-the-shelf), hosted on Microsoft Azure Government cloud | $69.3M paid to date | state page |
| Florida | eServices File and Pay (new electronic filing and payment system) | Florida Department of Revenue | Not named in the contract record; the portal runs at portal.fl.revenuepremier.com | $15.2M contract; $9.0M paid | state page |
| Kentucky | DORIS (Department of Revenue Integrated System) and MyTaxes | Kentucky Department of Revenue | Revenue Premier, rebranded Government Premier in November 2024 (commercial off-the-shelf, licensed; runs on servers at Commonwealth Office of Technology data centers) | $120.4M contract; $56.8M paid to date | state page |
| Maryland | Maryland Tax Connect (Integrated Tax System) | Comptroller of Maryland | Revenue Premier Enterprise (commercial off-the-shelf) | $145.1M contract | state page |
| Missouri | Integrated Tax System (Revenue Premier; MyTax Missouri) | Missouri Department of Revenue | Revenue Premier (commercial off-the-shelf; more than 90% of its rules customized for Missouri) | $114.5M paid to RSI, FY2013 to FY2026 | state page |
| Nevada | Unified Tax System (UTS) | Nevada Department of Taxation | Accenture tax administration application; Revenue Premier is listed among UTS components | $27.9M 2004 contract (press) | state page |
| New Jersey | New Jersey Tax Portal (STAR, the integrated tax system) | Department of the Treasury | $49.9M paid July 2021 to June 2026 (checkbook) | state page | |
| Rhode Island | STAARS (State Tax Administration and Revenue System) and the RI Tax Portal | Department of Revenue | Revenue Premier (commercial off-the-shelf integrated tax system) | $73.9M contract | state page |
Contract actions 55
| Date | State | Action | Amount | Running total | Source |
|---|---|---|---|---|---|
| Feb 22, 2012 | Missouri | Original award, Integrated Revenue System (RSI put the value at about $75M, benefits based, 5-year initial term) | $75,000,000 | source Vendor claim | |
| Apr 29, 2013 | Rhode Island | Original award, integrated tax system (APA-12456), term 4/30/2013 to 4/30/2018 | $22,998,645 | $22,998,645 | source Public record |
| Jul 29, 2013 | Rhode Island | Amendment 1 (dated 7/1/2013): line adjustments | $330,654 | $23,329,299 | source Public record |
| Aug 5, 2016 | Rhode Island | Amendment signed 7/27/2016, lines 28 to 32 added | $1,212,000 | $24,541,299 | source Public record |
| Aug 14, 2017 | Nebraska | Responses to RFI on an integrated tax processing system (no contract results from an RFI) | source Public record | ||
| Aug 18, 2017 | Rhode Island | Amendment 4 (dated 8/3/2017): term extended from 4/30/2018 to 6/30/2021 | $9,110,000 | $33,651,299 | source Public record |
| Feb 13, 2018 | Rhode Island | Amendment 6 (dated 2/8/2018), lines 40 to 47 | $800,000 | $34,451,299 | source Public record |
| Mar 30, 2018 | Missouri | Amendment 5: extension to 12/31/2019; levies, payment plans, portal chat and corporate income and franchise tax deferred | source Public record | ||
| Dec 19, 2018 | Maryland | Original award | $117,430,895 | $117,430,895 | source Public record |
| Jan 11, 2019 | Rhode Island | Amendment 7 (dated 1/7/2019), lines 48 to 59 | $3,100,000 | $37,551,299 | source Public record |
| Jul 1, 2019 | Delaware | Original award: Integrated Revenue Administration System, 6/15/2019 to 6/14/2029 with five 1-year extension options; no price published | source Public record | ||
| Oct 1, 2019 | Kentucky | Original master agreement: license, implementation and maintenance (sum of the commodity lines' starting amounts) | $79,426,352 | $79,426,352 | source Public record |
| Oct 7, 2019 | Rhode Island | Revenue Premier, Fairfax, MeF and Portfolio Warehouse maintenance, 10/1/2019 to 9/30/2020 | $710,340 | source Public record | |
| Apr 3, 2020 | Kentucky | CCR-001: implementation line adjustment; vendor allowed to use its own laptops over state VDI during COVID-19 shipment delays | $984,200 | $80,410,552 | source Public record |
| Aug 19, 2020 | Missouri | Amendment 10: extension 7/1/2020 to 6/30/2021 with a new statement of work | source Public record | ||
| Apr 9, 2021 | Rhode Island | Control value increase | $189,001 | $37,740,300 | source Public record |
| Jun 21, 2021 | Kentucky | CCR-002: KOG single sign-on ($450,000) removed and the money moved to 2020 legislative changes | $0 | $80,410,552 | source Public record |
| Jun 25, 2021 | Missouri | Amendment 11: extension 7/1/2021 to 12/31/2021; hourly rate raised from $120 to $124.20 | source Public record | ||
| Jul 12, 2021 | Rhode Island | Contingency fee contract: tax data loads and compliance programs, 1/1/2016 to 6/30/2022 | source Public record | ||
| Sep 2, 2021 | Rhode Island | Amendment 8: renewal options for six additional years, term to 6/30/2027 | $30,458,604 | $68,198,904 | source Public record |
| Dec 16, 2021 | Missouri | Amendment 12: extension to 3/31/2022 to finish warranty work, no added charge | source Public record | ||
| Dec 20, 2021 | Rhode Island | Control value increase | $2,982,000 | $71,180,904 | source Public record |
| Dec 30, 2021 | Missouri | Support and production operations contract, 1/1/2022 to 6/30/2025 with two 1-year renewals (value before Amendment 2) | $13,068,071 | $13,068,071 | source Public record |
| Jan 6, 2022 | New Jersey | Integrated tax system: contract cost per Treasury | $84,971,146 | $84,971,146 | source Public record |
| Apr 1, 2022 | Missouri | Amendment 13: unfinished electronic correspondence, lien and refund items moved to the support contract as no-cost warranty work | source Public record | ||
| Jun 27, 2022 | Kentucky | CCR-003a and 003b: payment milestones revised, switch to Agile, corrective action plan, new release dates, holdback and penalty terms; total cost unchanged | $0 | $80,410,552 | source Public record |
| Jun 30, 2022 | Missouri | Amendment 2: change requests and added support hours | $1,485,880 | $14,553,951 | source Public record |
| Sep 21, 2022 | Missouri | Amendment 3: change requests and added hours | $868,070 | $15,422,021 | source Public record |
| Nov 16, 2022 | Missouri | Amendment 4: change requests | $461,477 | $15,883,499 | source Public record |
| Dec 8, 2022 | Kentucky | CCR-004: portal correspondence enhancement and House Bill 8 | $133,291 | $80,543,843 | source Public record |
| Dec 20, 2022 | Rhode Island | Control value increase | $225,400 | $71,406,304 | source Public record |
| Mar 27, 2023 | Missouri | Amendment 5: change requests | $1,421,580 | $17,305,078 | source Public record |
| Jun 16, 2023 | Missouri | Amendment 6: change requests | $1,733,147 | $19,038,225 | source Public record |
| Sep 19, 2023 | Rhode Island | Control value increase | $720,630 | $72,126,934 | source Public record |
| Nov 27, 2023 | Missouri | Amendment 7: 19,188 more support hours for enhancements, July 2024 to June 2025 | $2,690,497 | $21,728,722 | source Public record |
| Nov 29, 2023 | Maryland | Mod 1: rebaseline; cannabis and fiduciary tax; implementation extended to June 2026 | $23,960,487 | $141,391,382 | source Public record |
| Jan 19, 2024 | Florida | E-services: electronic payment and return processing, 1/23/2024 to 12/31/2028 | $15,202,833 | $15,202,833 | source Public record |
| Feb 6, 2024 | Rhode Island | Control value increase | $586,500 | $72,713,434 | source Public record |
| May 24, 2024 | Rhode Island | Amendment 13: additional infrastructure, data migration and support (revision 14 approved 5/30/2024) | $1,147,833 | $73,861,267 | source Public record |
| May 28, 2024 | Missouri | Amendment 8: added operational support hours | $657,792 | $22,386,514 | source Public record |
| Jun 5, 2024 | Maryland | Mod 2: tax year 2024 law changes | $467,500 | $141,858,882 | source Public record |
| Aug 9, 2024 | Kentucky | CCR-005: 2023 legislative changes, more testing, revised Release 1 schedule; $1,988,578.93 penalty against go-live payments | $5,176,089 | $85,719,932 | source Public record |
| Sep 13, 2024 | Kentucky | CCR-006: 2024 legislative and year-end form changes for Release 1 | $708,650 | $86,428,582 | source Public record |
| Dec 18, 2024 | Maryland | Mod 3: digital advertising tax, unclaimed property, income tax data conversion | $2,599,847 | $144,458,729 | source Public record |
| 2025 | New Jersey | Change order for increased project scope and delays | $4,200,000 | $89,171,146 | source Public record |
| Mar 7, 2025 | Kentucky | CCR-007: post-go-live support terms and a 15% cost-of-living adjustment to production support | $286,701 | $86,715,283 | source Public record |
| Mar 28, 2025 | Missouri | Amendment 9: both renewals, 7/1/2025 to 6/30/2027 (support $4,950,000 FY26 and $4,486,680 FY27; maintenance $1,085,000 and $1,140,000); no running total stated | source Public record | ||
| Apr 29, 2025 | Kentucky | CCR-008: new and changed tax types for Release 2; Release 2 split into 2a, 2b and 2c | $7,296,000 | $94,011,283 | source Public record |
| Jul 30, 2025 | Kentucky | CCR-009: 2025 legislative changes | $817,000 | $94,828,283 | source Public record |
| Sep 25, 2025 | Kentucky | CCR-010: term extended to 12/31/2031 with maintenance and production support through 2031; 3% annual increases from 2026 | $24,442,413 | $119,270,696 | source Public record |
| Jan 7, 2026 | Maryland | Mod 4: tax year 2025 law changes | $594,380 | $145,053,109 | source Public record |
| Mar 31, 2026 | Missouri | Amendment 10: change request 94, tobacco tax, production by 6/30/2027 | $1,700,000 | source Public record | |
| Jun 17, 2026 | Kansas | Payments by the Department of Revenue, FY 2020 to FY 2026 (KanView); purpose not identified, about half from the Division of Vehicles operating fund | $10,774,756 | source Public record | |
| Jun 25, 2026 | Florida | Amendments 1 to 11 (deliverable schedules, task orders, surety bond, training hours), all $0 | $0 | $15,202,833 | source Public record |
| Jun 26, 2026 | Kentucky | CCR-011: 2025 legislative and other mandatory changes to production DORIS | $1,124,100 | $120,394,796 | source Public record |