/**
* Permit Fees Constants
* Connecticut permit fees and regulatory requirements
* Based on 2024/2025 Connecticut state and local building codes
*/
import type { JobType } from '../types/calculations.types.js';
// ============================================================================
// Connecticut Base Permit Fees
// ============================================================================
/**
* Base permit fees by job type (Connecticut average)
* These are starting points; actual fees vary by municipality
*/
export const BASE_PERMIT_FEES: Record<JobType, {
base_fee: number;
calculation_method: 'flat' | 'percentage' | 'tiered';
percentage_of_value?: number;
notes: string;
}> = {
roofing: {
base_fee: 150,
calculation_method: 'flat',
notes: 'Most CT towns charge flat fee for residential re-roofing without structural changes'
},
siding: {
base_fee: 200,
calculation_method: 'flat',
notes: 'Flat fee for siding replacement without structural changes'
},
windows: {
base_fee: 100,
calculation_method: 'tiered',
notes: 'Fee increases with number of windows; some towns exempt simple replacements'
},
doors: {
base_fee: 75,
calculation_method: 'tiered',
notes: 'Lower fee for simple door replacement; higher for structural changes'
},
gutters: {
base_fee: 0,
calculation_method: 'flat',
notes: 'Most CT towns do not require permits for gutter installation'
},
general_construction: {
base_fee: 250,
calculation_method: 'percentage',
percentage_of_value: 0.015, // 1.5% of project value
notes: 'Calculated as percentage of project value, typically 1-2%'
}
};
// ============================================================================
// Municipality-Specific Fees (Connecticut)
// ============================================================================
/**
* Permit fees by major Connecticut cities/towns
*/
export const MUNICIPALITY_PERMIT_FEES: Record<string, {
roofing_permit: number;
siding_permit: number;
window_permit: number;
door_permit: number;
electrical_permit?: number;
plumbing_permit?: number;
minimum_fee: number;
percentage_based: boolean;
percentage_rate?: number;
notes?: string;
}> = {
stamford: {
roofing_permit: 150,
siding_permit: 200,
window_permit: 100,
door_permit: 75,
electrical_permit: 125,
plumbing_permit: 125,
minimum_fee: 75,
percentage_based: false,
notes: 'Stamford uses flat fees for most residential work'
},
guilford: {
roofing_permit: 125,
siding_permit: 175,
window_permit: 90,
door_permit: 75,
electrical_permit: 100,
plumbing_permit: 100,
minimum_fee: 60,
percentage_based: false,
notes: 'Guilford has lower fees than larger cities'
},
bridgeport: {
roofing_permit: 175,
siding_permit: 225,
window_permit: 125,
door_permit: 100,
electrical_permit: 150,
plumbing_permit: 150,
minimum_fee: 100,
percentage_based: false
},
newhaven: {
roofing_permit: 200,
siding_permit: 250,
window_permit: 150,
door_permit: 125,
electrical_permit: 175,
plumbing_permit: 175,
minimum_fee: 125,
percentage_based: false,
notes: 'New Haven has higher permit fees due to city size'
},
hartford: {
roofing_permit: 225,
siding_permit: 275,
window_permit: 175,
door_permit: 150,
electrical_permit: 200,
plumbing_permit: 200,
minimum_fee: 150,
percentage_based: false,
notes: 'Capital city with higher permit fees'
},
default: {
roofing_permit: 150,
siding_permit: 200,
window_permit: 100,
door_permit: 75,
electrical_permit: 125,
plumbing_permit: 125,
minimum_fee: 75,
percentage_based: false,
notes: 'Average Connecticut permit fees for unknown municipalities'
}
};
// ============================================================================
// Tiered Permit Fees (Based on Project Value)
// ============================================================================
/**
* Tiered fee structure for percentage-based permits
* Used for larger construction projects
*/
export const TIERED_PERMIT_FEES = [
{
min_value: 0,
max_value: 1000,
fee: 50,
description: 'Minimum permit fee for small repairs'
},
{
min_value: 1001,
max_value: 5000,
fee: 100,
description: 'Small project permit'
},
{
min_value: 5001,
max_value: 10000,
fee: 150,
description: 'Medium project permit'
},
{
min_value: 10001,
max_value: 25000,
fee: 250,
description: 'Large project permit'
},
{
min_value: 25001,
max_value: 50000,
fee: 400,
description: 'Major project permit'
},
{
min_value: 50001,
max_value: 100000,
fee: 650,
description: 'Large commercial/residential project'
},
{
min_value: 100001,
max_value: Infinity,
percentage: 0.015, // 1.5% for projects over $100k
description: 'Major construction - 1.5% of project value'
}
];
// ============================================================================
// Additional Permits & Inspections
// ============================================================================
/**
* Additional permits that may be required
*/
export const ADDITIONAL_PERMITS = {
structural_changes: {
fee: 200,
description: 'Structural modification permit',
required_when: 'Load-bearing walls affected or major structural changes'
},
electrical_work: {
fee: 125,
description: 'Electrical permit',
required_when: 'Any electrical modifications or new circuits'
},
plumbing_work: {
fee: 125,
description: 'Plumbing permit',
required_when: 'Any plumbing modifications'
},
hvac_work: {
fee: 150,
description: 'HVAC permit',
required_when: 'Installing or modifying heating/cooling systems'
},
historic_district: {
fee: 300,
description: 'Historic district approval',
required_when: 'Property is in designated historic district'
},
coastal_area: {
fee: 250,
description: 'Coastal Area Management permit',
required_when: 'Property within coastal jurisdiction'
},
wetlands: {
fee: 350,
description: 'Wetlands permit',
required_when: 'Property within wetlands buffer zone'
}
};
// ============================================================================
// Inspection Fees
// ============================================================================
/**
* Required inspection fees (typically included in permit, but listed separately for some towns)
*/
export const INSPECTION_FEES = {
initial_inspection: {
fee: 0, // Usually included in permit fee
description: 'Initial inspection before work begins',
typical_timing: '1-3 business days after permit issuance'
},
rough_inspection: {
fee: 0, // Usually included
description: 'Rough inspection during construction',
typical_timing: 'Mid-project, before covering work'
},
final_inspection: {
fee: 0, // Usually included
description: 'Final inspection and certificate of completion',
typical_timing: 'Upon project completion'
},
re_inspection: {
fee: 75,
description: 'Re-inspection fee for failed inspections',
typical_timing: 'When corrections are needed'
},
expedited_inspection: {
fee: 150,
description: 'Rush inspection (24-48 hours)',
typical_timing: 'Emergency or urgent projects'
}
};
// ============================================================================
// Permit Processing Times
// ============================================================================
/**
* Typical permit processing times in Connecticut
*/
export const PERMIT_PROCESSING_TIMES: Record<JobType, {
standard_days: number;
expedited_days: number;
expedite_fee?: number;
notes: string;
}> = {
roofing: {
standard_days: 3,
expedited_days: 1,
expedite_fee: 100,
notes: 'Simple re-roofing permits typically approved quickly'
},
siding: {
standard_days: 5,
expedited_days: 2,
expedite_fee: 100,
notes: 'May require additional review for historic properties'
},
windows: {
standard_days: 3,
expedited_days: 1,
expedite_fee: 75,
notes: 'Replacement windows usually approved quickly'
},
doors: {
standard_days: 3,
expedited_days: 1,
expedite_fee: 75,
notes: 'Simple door replacement approved quickly'
},
gutters: {
standard_days: 0,
expedited_days: 0,
notes: 'Most towns do not require permits for gutters'
},
general_construction: {
standard_days: 10,
expedited_days: 5,
expedite_fee: 200,
notes: 'Larger projects require plan review and engineering approval'
}
};
// ============================================================================
// Required Documentation
// ============================================================================
/**
* Documentation typically required for permit applications
*/
export const REQUIRED_DOCUMENTATION: Record<JobType, string[]> = {
roofing: [
'Completed permit application',
'Site plan showing property boundaries',
'Product specifications (shingles, underlayment)',
'Contractor license and insurance',
'Proof of workers compensation insurance'
],
siding: [
'Completed permit application',
'Site plan',
'Material specifications',
'Color samples (if in historic district)',
'Contractor license and insurance'
],
windows: [
'Completed permit application',
'Window specifications and energy ratings',
'Installation details',
'Contractor license and insurance'
],
doors: [
'Completed permit application',
'Door specifications',
'Installation details',
'Fire rating (if required)',
'Contractor license and insurance'
],
gutters: [
'Usually no permit required',
'Check with local building department'
],
general_construction: [
'Completed permit application',
'Architectural drawings',
'Engineering calculations (if structural)',
'Site plan with setbacks',
'Material specifications',
'Energy code compliance',
'Contractor license and insurance',
'Proof of workers compensation'
]
};
// ============================================================================
// Exemptions & Special Cases
// ============================================================================
/**
* Work that typically does NOT require permits in Connecticut
*/
export const PERMIT_EXEMPTIONS = {
roofing_exemptions: [
'Roof repairs under $500',
'Emergency repairs (permit required within 48 hours)',
'Replacing less than 25% of roof area in some towns'
],
siding_exemptions: [
'Minor repairs under $500',
'Painting only (no structural changes)'
],
window_exemptions: [
'Same size replacement windows (some towns)',
'Interior storm windows'
],
door_exemptions: [
'Same size replacement doors (some towns)',
'Screen doors'
],
gutters_exemptions: [
'Gutter installation (most towns)',
'Gutter cleaning and repairs'
]
};
// ============================================================================
// Certificate of Occupancy & Completion
// ============================================================================
/**
* Certificate requirements and fees
*/
export const CERTIFICATE_FEES = {
certificate_of_completion: {
fee: 0, // Usually included in permit
description: 'Certificate issued upon passing final inspection',
processing_days: 1
},
certificate_of_occupancy: {
fee: 100,
description: 'Required for new construction or major renovations',
processing_days: 3
},
temporary_certificate: {
fee: 75,
description: 'Temporary CO while final items completed',
processing_days: 1,
duration_days: 90
}
};
// ============================================================================
// Penalty Fees
// ============================================================================
/**
* Penalties for work without permits
*/
export const PENALTY_FEES = {
work_without_permit: {
multiplier: 2.0, // Double the normal permit fee
description: 'Working without required permit',
notes: 'May also require stop-work order and removal of completed work'
},
expired_permit: {
renewal_fee: 50,
description: 'Permit renewal fee',
notes: 'Permits typically expire after 6-12 months'
},
failed_inspection: {
first_reinspection: 0,
additional_reinspections: 75,
description: 'Re-inspection fees after first failure'
}
};
// ============================================================================
// State-Specific Requirements (Connecticut)
// ============================================================================
/**
* Connecticut state-specific requirements
*/
export const CONNECTICUT_REQUIREMENTS = {
home_improvement_contractor_registration: {
required: true,
registration_fee: 100,
renewal_period_years: 2,
description: 'All home improvement contractors must register with CT DCP'
},
workers_compensation_insurance: {
required: true,
minimum_coverage: 100000,
description: 'Required for all contractors with employees'
},
general_liability_insurance: {
required: true,
minimum_coverage: 500000,
recommended_coverage: 1000000,
description: 'Required for all contractors'
},
lead_paint_certification: {
required_for_pre_1978_homes: true,
certification_fee: 300,
description: 'EPA RRP certification required for homes built before 1978'
}
};
// ============================================================================
// Helper Functions
// ============================================================================
/**
* Calculate permit fee based on project value
*/
export function calculatePermitFeeByValue(projectValue: number): number {
for (const tier of TIERED_PERMIT_FEES) {
if (projectValue >= tier.min_value && projectValue <= tier.max_value) {
if (tier.fee) {
return tier.fee;
} else if (tier.percentage) {
return Math.max(projectValue * tier.percentage, 250); // Minimum $250 for percentage-based
}
}
}
return 250; // Default minimum
}
/**
* Get municipality permit fees (case-insensitive)
*/
export function getMunicipalityFees(city?: string) {
if (!city) return MUNICIPALITY_PERMIT_FEES.default;
const normalizedCity = city.toLowerCase().replace(/\s+/g, '');
const found = Object.keys(MUNICIPALITY_PERMIT_FEES).find(
key => key.toLowerCase().replace(/\s+/g, '') === normalizedCity
);
return found ? MUNICIPALITY_PERMIT_FEES[found] : MUNICIPALITY_PERMIT_FEES.default;
}
/**
* Check if permit is required for job type
*/
export function isPermitRequired(jobType: JobType, projectValue: number): boolean {
if (jobType === 'gutters') return false;
if (projectValue < 500) return false; // Minor repairs typically exempt
return true;
}
