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1---
2name: it-irap
3description: Use this skill whenever asked about Italian IRAP (Imposta Regionale sulle Attività Produttive) for self-employed professionals. Trigger on phrases like "IRAP", "imposta regionale", "IRAP professionista", "IRAP autonomo", "valore della produzione", "regional production tax Italy", or any question about IRAP obligations for a self-employed client in Italy. Covers the standard 3.9% rate, valore della produzione netta, regional variations, and the landmark exemption for autonomous professionals without autonomous organisation. ALWAYS read this skill before touching any Italy IRAP work.
4---
5 
6# Italy IRAP (Imposta Regionale sulle Attività Produttive) -- Self-Employed Skill
7 
8---
9 
10## Skill Metadata
11 
12| Field | Value |
13|-------|-------|
14| Jurisdiction | Italy |
15| Jurisdiction Code | IT |
16| Primary Legislation | D.Lgs. 15 dicembre 1997, n. 446 (IRAP decree) |
17| Supporting Legislation | L. 190/2014 (Legge di Stabilità 2015); D.L. 73/2022 (IRAP reform); annual Legge di Bilancio |
18| Tax Authority | Agenzia delle Entrate (national) + Regioni (regional) |
19| Contributor | Open Accountants |
20| Validated By | Pending -- requires validation by Italian commercialista |
21| Validation Date | Pending |
22| Skill Version | 1.0 |
23 
24---
25 
26## Confidence Tier Definitions
27 
28- **[T1] Tier 1 -- Deterministic.** Apply exactly as written.
29- **[T2] Tier 2 -- Reviewer Judgement Required.** Flag and present options.
30- **[T3] Tier 3 -- Out of Scope / Escalate.** Do not guess.
31 
32---
33 
34## Step 0: Client Onboarding Questions
35 
36Before computing, you MUST know:
37 
381. **Activity type** [T1] -- lavoratore autonomo (professional), impresa individuale (sole proprietor), or società?
392. **Autonomous organisation (autonoma organizzazione)?** [T1] -- critical: professionals WITHOUT autonomous organisation may be EXEMPT
403. **Region of activity** [T1] -- rates vary by region
414. **Tax regime** [T1] -- regime forfettario? (exempt from IRAP)
425. **Use of employees or significant capital goods?** [T1] -- determines autonomous organisation
436. **Gross revenue and deductible IRAP costs** [T1]
44 
45**If activity type and autonomous organisation status are unknown, STOP. IRAP liability depends on these.**
46 
47---
48 
49## Step 1: Who Is Subject to IRAP? [T1]
50 
51**Legislation:** D.Lgs. 446/1997, art. 2-3
52 
53### Subject to IRAP
54 
55| Category | IRAP Applies? |
56|----------|--------------|
57| Imprese individuali (sole proprietors with a business) | YES -- always |
58| Società (partnerships, corporations) | YES -- always |
59| Lavoratori autonomi (professionals) WITH autonomous organisation | YES |
60| Lavoratori autonomi WITHOUT autonomous organisation | **NO -- EXEMPT** |
61| Regime forfettario taxpayers | **NO -- EXEMPT** |
62| Contribuenti minimi | **NO -- EXEMPT** |
63 
64### The "Autonomous Organisation" Test (Autonoma Organizzazione) [T1/T2]
65 
66**Landmark: Corte di Cassazione, Sezioni Unite, sent. 9451/2016**
67 
68A professional (lavoratore autonomo) is subject to IRAP **only if** they have an "autonomous organisation" of production factors. The test:
69 
70| Indicator | Points Toward IRAP Liability |
71|-----------|------------------------------|
72| Employs staff (dipendenti or collaboratori) | YES -- strong indicator |
73| Uses significant capital goods (beni strumentali) beyond minimal/personal tools | YES |
74| Has a dedicated office/studio (not home-based) | Weak indicator alone |
75| Works purely with personal skills, no employees, minimal equipment | NO -- likely exempt |
76 
77**[T2] -- The boundary is fact-specific. If there is any doubt, flag for reviewer. The Cassazione case law is extensive but not perfectly bright-line.**
78 
79---
80 
81## Step 2: Standard Rate [T1]
82 
83**Legislation:** D.Lgs. 446/1997, art. 16
84 
85| Standard Rate | 3.90% |
86|---------------|-------|
87 
88Regions may increase or decrease the rate within statutory limits (typically +/- 0.92 percentage points):
89 
90### Regional Rate Variations (2025 -- Selected Regions)
91 
92| Region | Rate | Notes |
93|--------|------|-------|
94| Standard (most regions) | 3.90% | Default rate |
95| Lombardia | 3.90% | Standard |
96| Lazio | 3.90% | Standard (some sectors higher) |
97| Campania | 4.82% | Often applies maximum surcharge |
98| Calabria | 4.82% | Maximum surcharge |
99| Sicilia | 3.90% | Standard |
100| Trentino-Alto Adige | 2.98% | Reduced (autonomous region) |
101| Friuli-Venezia Giulia | 2.98% | Reduced (autonomous region) |
102 
103**[T2] -- Regional rates change annually. Verify the specific region's current rate before computing.**
104 
105---
106 
107## Step 3: Tax Base (Valore della Produzione Netta) [T1]
108 
109**Legislation:** D.Lgs. 446/1997, art. 5-5bis
110 
111### For Imprese Individuali (Sole Proprietors -- Business)
112 
113```
114valore_produzione_netta = ricavi (revenue)
115 + variazioni rimanenze (inventory changes)
116 + altri proventi (other operating income)
117 - costi della produzione (production costs)
118 + costo del lavoro (labour costs added back)
119 + interessi passivi (interest added back)
120 + compensi occasionali (occasional compensation added back)
121```
122 
123**Key: IRAP base is NOT the same as income tax base. Labour costs, interest, and some other items are added back.**
124 
125### For Lavoratori Autonomi (Professionals)
126 
127```
128valore_produzione_netta = compensi (fees/revenue)
129 - costi inerenti (deductible costs)
130 + costo del personale (employee costs added back)
131```
132 
133### Simplified Computation for Small Businesses (Art. 5-bis)
134 
135Businesses that opt for simplified accounting (contabilità semplificata) can compute IRAP on the difference between revenue and costs as reported for income tax, with specific add-backs.
136 
137---
138 
139## Step 4: Computation Steps [T1]
140 
141### Step 4.1 -- Verify IRAP liability
142 
143```
144IF regime_forfettario OR contribuente_minimo:
145 IRAP = 0 (EXEMPT)
146ELIF lavoratore_autonomo AND no_autonomous_organisation:
147 IRAP = 0 (EXEMPT)
148ELSE:
149 proceed to calculation
150```
151 
152### Step 4.2 -- Compute valore della produzione netta
153 
154```
155# For sole proprietor (impresa):
156vpn = revenue + inventory_changes + other_income
157 - production_costs
158 + labour_costs_addback
159 + interest_addback
160 
161# For professional (autonomo with organisation):
162vpn = fees - deductible_costs + employee_costs_addback
163```
164 
165### Step 4.3 -- Apply deductions
166 
167```
168# Deduction for employees (deduzione per dipendenti)
169# Various cuneo fiscale deductions for permanent employees
170vpn_adjusted = vpn - employee_deductions
171```
172 
173### Step 4.4 -- Apply regional rate
174 
175```
176IRAP = vpn_adjusted × regional_rate (typically 3.90%)
177```
178 
179### Step 4.5 -- Deductions from IRAP itself
180 
181A portion of IRAP attributable to labour costs is deductible from IRPEF/IRES:
182- 10% of IRAP paid is deductible from income tax base (as per D.L. 201/2011)
183- Additional deduction for IRAP on employee costs
184 
185---
186 
187## Step 5: Payment Schedule [T1]
188 
189**Legislation:** D.Lgs. 446/1997, art. 30-31
190 
191| Payment | Deadline |
192|---------|----------|
193| Saldo (balance for prior year) + 1st acconto (advance for current year) | **30 June** (or 31 July with 0.40% surcharge) |
194| 2nd acconto (second advance for current year) | **30 November** |
195 
196### Advance Payment (Acconti)
197 
198| Method | Amount |
199|--------|--------|
200| Historical method (metodo storico) | 100% of prior-year IRAP, split 40% (1st) / 60% (2nd) |
201| Forecast method (metodo previsionale) | Based on estimated current-year IRAP |
202 
203```
2041st_acconto = prior_year_IRAP × 40% (due 30 June)
2052nd_acconto = prior_year_IRAP × 60% (due 30 November)
206```
207 
208If prior-year IRAP <= EUR 51.65: no advance payments required.
209 
210---
211 
212## Step 6: IRAP Declaration [T1]
213 
214**Legislation:** D.Lgs. 446/1997, art. 19
215 
216| Obligation | Detail |
217|------------|--------|
218| Form | Dichiarazione IRAP (filed with income tax return) |
219| Deadline | Same as Redditi PF/SP: **30 November** of the following year |
220| Filing | Telematic (via Entratel or Fisconline) |
221 
222---
223 
224## Step 7: Tax Deductibility of IRAP [T1]
225 
226**Legislation:** D.L. 201/2011, art. 6
227 
228| Deduction | Amount |
229|-----------|--------|
230| IRAP on labour costs (cuneo fiscale) | Fully deductible from IRPEF base |
231| IRAP on other components | 10% of total IRAP paid is deductible from IRPEF base |
232| Regional tax deduction | Applied in the Redditi PF declaration |
233 
234---
235 
236## Step 8: Edge Case Registry
237 
238### EC1 -- Freelance professional, no employees, minimal equipment [T1]
239**Situation:** Avvocato (lawyer) working alone from home with a laptop and phone.
240**Resolution:** Likely NO autonomous organisation. IRAP exempt per Cassazione Sezioni Unite 9451/2016. Document the factual basis (no employees, no significant beni strumentali).
241 
242### EC2 -- Professional with one employee [T2]
243**Situation:** Architect with one part-time employee (segretaria).
244**Resolution:** Having even one employee generally constitutes autonomous organisation. IRAP likely applies. [T2] -- confirm with case law. Some case law allows an exception if the employee's role is merely administrative and marginal.
245 
246### EC3 -- Regime forfettario [T1]
247**Situation:** Client is under regime forfettario (flat-rate tax regime).
248**Resolution:** IRAP exempt. No declaration, no payment. Forfettario exclusion is clear and absolute.
249 
250### EC4 -- Sole proprietor with a shop [T1]
251**Situation:** Impresa individuale operating a retail shop with two employees.
252**Resolution:** IRAP applies. This is an impresa (business), not a profession. Autonomous organisation test is not relevant for imprese -- they are always subject.
253 
254### EC5 -- Multiple regions [T2]
255**Situation:** Client has business activity in both Lombardia and Campania.
256**Resolution:** IRAP must be apportioned between regions based on where value is produced (typically by employee/payroll location). Each region's rate applies to its portion. [T2] -- confirm apportionment methodology.
257 
258### EC6 -- IRAP and IRPEF interaction [T1]
259**Situation:** Client asks if IRAP reduces income tax.
260**Resolution:** 10% of IRAP paid is deductible from IRPEF taxable income. Additionally, the portion of IRAP on employee costs (cuneo fiscale deductions) is fully deductible from IRPEF base.
261 
262### EC7 -- First year of activity [T1]
263**Situation:** New impresa individuale, started in April 2025.
264**Resolution:** IRAP applies from the first year of activity (no first-year exemption like CFE in France). Advance payments based on forecast method (no prior year). First payment with saldo by 30 June 2026.
265 
266### EC8 -- Cessation mid-year [T1]
267**Situation:** Client closes business in August 2025.
268**Resolution:** IRAP applies on valore della produzione for the period of activity (Jan-Aug). Final declaration due by 30 November 2026. No advance payments for the following year.
269 
270### EC9 -- Contribuente minimo switching to ordinary [T2]
271**Situation:** Client was contribuente minimo (exempt) and switches to ordinary regime.
272**Resolution:** IRAP applies from the year of regime change. The autonomous organisation test applies if the client is a professional. [T2] -- assess organisation status.
273 
274---
275 
276## Step 9: Test Suite
277 
278### Test 1 -- Professional exempt (no autonomous organisation)
279**Input:** Freelance consultant, works alone, home office, EUR 80,000 fees, EUR 15,000 costs.
280**Expected output:** IRAP = EUR 0. Exempt -- no autonomous organisation.
281 
282### Test 2 -- Professional with organisation
283**Input:** Dentist with 2 employees, studio rental, EUR 200,000 fees, EUR 60,000 deductible costs, EUR 40,000 employee costs.
284**Expected output:** VPN = EUR 200,000 - EUR 60,000 + EUR 40,000 = EUR 180,000. Less employee deductions (assume EUR 15,000): EUR 165,000. IRAP = EUR 165,000 x 3.90% = EUR 6,435.
285 
286### Test 3 -- Sole proprietor (impresa), standard rate
287**Input:** Retail business, revenue EUR 300,000, production costs EUR 200,000, labour EUR 50,000, interest EUR 5,000. Lombardia.
288**Expected output:** VPN = EUR 300,000 - EUR 200,000 + EUR 50,000 + EUR 5,000 = EUR 155,000. Less employee deductions (assume EUR 20,000): EUR 135,000. IRAP = EUR 135,000 x 3.90% = EUR 5,265.
289 
290### Test 4 -- Regime forfettario
291**Input:** Auto-entrepreneur equivalent, regime forfettario, EUR 50,000 revenue.
292**Expected output:** IRAP = EUR 0 (exempt).
293 
294### Test 5 -- High-rate region (Campania)
295**Input:** Professional with organisation in Campania, VPN EUR 100,000.
296**Expected output:** IRAP = EUR 100,000 x 4.82% = EUR 4,820.
297 
298### Test 6 -- Advance payments
299**Input:** Prior-year IRAP = EUR 8,000.
300**Expected output:** 1st acconto (30 June) = EUR 8,000 x 40% = EUR 3,200. 2nd acconto (30 November) = EUR 8,000 x 60% = EUR 4,800.
301 
302### Test 7 -- Low IRAP, no advances
303**Input:** Prior-year IRAP = EUR 40.
304**Expected output:** Below EUR 51.65 threshold. No advance payments required. Only saldo due.
305 
306---
307 
308## PROHIBITIONS
309 
310- NEVER apply IRAP to regime forfettario taxpayers -- they are exempt
311- NEVER assume all professionals owe IRAP -- the autonomous organisation test must be applied
312- NEVER use the income tax base as the IRAP base -- they are different (labour costs and interest are added back for IRAP)
313- NEVER apply the standard 3.90% rate without checking the specific region -- rates vary
314- NEVER forget the 10% IRAP deduction from IRPEF -- it materially reduces income tax
315- NEVER determine autonomous organisation status without examining the factual circumstances (employees, beni strumentali)
316- NEVER present IRAP advance payments as optional -- they are mandatory if prior-year IRAP exceeds EUR 51.65
317- NEVER ignore the employee cost add-back -- it is a fundamental difference from income tax computation
318- NEVER advise on multi-region apportionment without flagging for reviewer
319 
320---
321 
322## Disclaimer
323 
324This skill and its outputs are provided for informational and computational purposes only and do not constitute tax, legal, or financial advice. Open Accountants and its contributors accept no liability for any errors, omissions, or outcomes arising from the use of this skill. All outputs must be reviewed and signed off by a qualified professional (such as a CPA, EA, tax attorney, or equivalent licensed practitioner in your jurisdiction) before filing or acting upon.
325 
326The most up-to-date, verified version of this skill is maintained at [openaccountants.com](https://openaccountants.com). Log in to access the latest version, request a professional review from a licensed accountant, and track updates as tax law changes.
327 

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Use this skill whenever asked about Italian IRAP (Imposta Regionale sulle Attività Produttive) for self-employed professionals. Trigger on phrases like "IRAP", "imposta regionale", "IRAP professionista", "IRAP autonomo", "valore della produzione", "regional production tax Italy", or any question about IRAP obligations for a self-employed client in Italy. Covers the standard 3.9% rate, valore della produzione netta, regional variations, and the landmark exemption for autonomous professionals without autonomous organisation. ALWAYS read this skill before touching any Italy IRAP work.

ITty-2025

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