Add VA HB979, RI McKee proposals, GA HB111, UT HB290, OR SB1507 + effective date display

[DTrim99]

Summary

• Add Utah HB290: CTC phaseout threshold increase
• Add Oregon SB1507: EITC match rate increase
• Compute statewide and district-level impacts for both

Utah HB290 - CTC Phaseout Threshold Increase

Filing Status	Current	Proposed
Single/HOH	$43,000	$49,000
Joint/Surviving Spouse	$54,000	$61,000
MFS	$27,000	$30,500

Impact:

• Budget: -$6M
• Winners: 1.6% of households
• District avg benefit: $5-$7/household

Oregon SB1507 - EITC Match Rate Increase

Category	Current	Proposed
Young child (<3)	12%	17%
No young child	9%	14%

Impact:

• Budget: -$27.5M
• Child poverty reduction: 0.57%
• Winners: 13.3% of households
• District avg benefit: $12-$24/household

Test plan

• Verify new reforms appear in UI for Utah and Oregon
• Check district breakdown loads correctly
• Confirm household calculator works

Closes #24

🤖 Generated with Claude Code

[DTrim99]

Additional Changes

New Bills Added

Virginia HB979: Income Tax Reform (2027)

• Adds 8% bracket on $600k-$1M, 10% bracket on $1M+
• Increases standard deductions ($10k single, $15k HOH, $20k joint)
• Full statewide and district impacts computed
• Budgetary impact: +$2.94B (progressive tax increase)
• District impacts range from -$124 (VA-9) to -$2,498 (VA-8)

Rhode Island Governor McKee FY2027 Budget

• High Earner Tax: 8.99% bracket on income over $648,398
• Social Security Exemption: Eliminates state tax on SS benefits
• Listed without impacts (to be added later)

Georgia HB111: Income Tax Rate Cut

• Reduces flat rate from 5.09% to 4.99% (accelerates 2027 cut)
• Listed without impacts (bracket parameter format needs API debugging)

New Features

Effective Date Display

• Bills with reform configs now show "Effective beginning in tax year XXXX"
• Displays on both the state panel bill listing and the Analyze Impact modal
• Year tracked in reformImpacts.json for each computed reform

Infrastructure Updates

• Added VA, RI, GA to congressional districts mapping
• Added state FIPS codes for district-level calculations
• Year parameter support for API calls (default 2026, VA uses 2027)

Files Changed

• scripts/compute_impacts.py - New reforms, year support, state configs
• src/data/states.js - VA, RI, GA bills with reform configs
• src/data/research.js - Removed GA planned analysis
• src/data/reformImpacts.json - VA HB979 computed impacts
• src/components/StatePanel.jsx - Effective date display
• src/components/reform/ReformAnalyzer.jsx - Effective date in modal header