|
| 1 | +import datetime |
| 2 | + |
| 3 | +class AntiVATEngine: |
| 4 | + def __init__(self, jurisdiction="PH", base_rate=0.12): |
| 5 | + self.jurisdiction = jurisdiction |
| 6 | + self.base_rate = base_rate |
| 7 | + self.tax_history = [] |
| 8 | + |
| 9 | + def process_transaction(self, amount, category, is_exempt=False): |
| 10 | + """ |
| 11 | + Calculates recoverable VAT and flags optimization opportunities. |
| 12 | + """ |
| 13 | + # Logic for VAT-inclusive price extraction |
| 14 | + # $Price = Total / (1 + Rate)$ |
| 15 | + vat_amount = 0 |
| 16 | + net_amount = amount |
| 17 | + |
| 18 | + if not is_exempt: |
| 19 | + net_amount = amount / (1 + self.base_rate) |
| 20 | + vat_amount = amount - net_amount |
| 21 | + |
| 22 | + entry = { |
| 23 | + "timestamp": datetime.datetime.now(), |
| 24 | + "gross": amount, |
| 25 | + "net": round(net_amount, 2), |
| 26 | + "vat": round(vat_amount, 2), |
| 27 | + "category": category, |
| 28 | + "recoverable": self._check_recoverability(category) |
| 29 | + } |
| 30 | + |
| 31 | + self.tax_history.append(entry) |
| 32 | + return entry |
| 33 | + |
| 34 | + def _check_recoverability(self, category): |
| 35 | + # Automated logic to identify input tax credits |
| 36 | + recoverable_sectors = ['capital_goods', 'raw_materials', 'services_rendered'] |
| 37 | + return category in recoverable_sectors |
| 38 | + |
| 39 | +# Initialize Engine |
| 40 | +engine = AntiVATEngine() |
| 41 | +print(engine.process_transaction(1120, "raw_materials")) |
| 42 | + |
| 43 | + |
| 44 | + |
| 45 | +import pandas as pd |
| 46 | +import numpy as np |
| 47 | +from datetime import datetime |
| 48 | + |
| 49 | +class ActiveVATSentinel: |
| 50 | + def __init__(self, country_code="PH"): |
| 51 | + self.country_code = country_code |
| 52 | + # Standard configuration for PH (2026 standards) |
| 53 | + self.vat_config = { |
| 54 | + "standard_rate": 0.12, |
| 55 | + "zero_rated_sectors": ["export_sales", "renewable_energy", "it_bpm"], |
| 56 | + "exempt_sectors": ["residential_rent", "education", "medical_services"] |
| 57 | + } |
| 58 | + self.ledger = [] |
| 59 | + |
| 60 | + def classify_supply(self, description, amount, industry_code): |
| 61 | + """ |
| 62 | + AI-driven classification logic. |
| 63 | + Determines if a supply is Standard, Zero-Rated, or Exempt. |
| 64 | + """ |
| 65 | + classification = "STANDARD" |
| 66 | + effective_rate = self.vat_config["standard_rate"] |
| 67 | + |
| 68 | + if industry_code in self.vat_config["zero_rated_sectors"]: |
| 69 | + classification = "ZERO_RATED" |
| 70 | + effective_rate = 0.0 |
| 71 | + elif industry_code in self.vat_config["exempt_sectors"]: |
| 72 | + classification = "EXEMPT" |
| 73 | + effective_rate = 0.0 |
| 74 | + |
| 75 | + return classification, effective_rate |
| 76 | + |
| 77 | + def intercept_transaction(self, tx_data): |
| 78 | + """ |
| 79 | + Active interception: Evaluates ITC recoverability before final posting. |
| 80 | + """ |
| 81 | + amount = tx_data['gross_amount'] |
| 82 | + category = tx_data['category'] |
| 83 | + |
| 84 | + # Determine tax treatment |
| 85 | + tax_type, rate = self.classify_supply(tx_data['desc'], amount, category) |
| 86 | + |
| 87 | + # Calculate Net and VAT |
| 88 | + # $Net = Gross / (1 + Rate)$ |
| 89 | + net_amount = amount / (1 + rate) |
| 90 | + vat_component = amount - net_amount |
| 91 | + |
| 92 | + # Active Anti-VAT Logic: Maximizing Input Credits |
| 93 | + itc_status = "CLAIMABLE" if tax_type != "EXEMPT" else "NON_CLAIMABLE" |
| 94 | + |
| 95 | + result = { |
| 96 | + "tx_id": tx_data.get('id', 'TX-AUTO'), |
| 97 | + "timestamp": datetime.now().isoformat(), |
| 98 | + "gross": round(amount, 2), |
| 99 | + "net": round(net_amount, 2), |
| 100 | + "vat": round(vat_component, 2), |
| 101 | + "type": tax_type, |
| 102 | + "itc_status": itc_status, |
| 103 | + "optimization_flag": self._detect_leakage(itc_status, tx_data) |
| 104 | + } |
| 105 | + |
| 106 | + self.ledger.append(result) |
| 107 | + return result |
| 108 | + |
| 109 | + def _detect_leakage(self, status, tx): |
| 110 | + # Flag if a vendor isn't providing VAT-valid receipts for claimable items |
| 111 | + if status == "CLAIMABLE" and not tx.get('valid_vat_invoice', True): |
| 112 | + return "LEAKAGE_DETECTED: Missing VAT Invoice" |
| 113 | + return "OPTIMIZED" |
| 114 | + |
| 115 | +# Execution Example |
| 116 | +sentinel = ActiveVATSentinel() |
| 117 | +tx = { |
| 118 | + "desc": "Server Infrastructure - Cloud Export", |
| 119 | + "gross_amount": 50000.00, |
| 120 | + "category": "export_sales", |
| 121 | + "valid_vat_invoice": True |
| 122 | +} |
| 123 | + |
| 124 | +print(sentinel.intercept_transaction(tx)) |
| 125 | + |
| 126 | + |
| 127 | + |
| 128 | +<!-- Active Anti-VAT AI: STANDBY --> |
| 129 | +<svg xmlns="http://www.w3.org/2000/svg" width="64" height="64" viewBox="0 0 64 64" fill="none"> |
| 130 | + <!-- Core AI Hub: Dim Glow --> |
| 131 | + <circle cx="32" cy="32" r="28" stroke="#455A64" stroke-width="2" stroke-dasharray="4 4" fill="none"/> |
| 132 | + |
| 133 | + <!-- Subtle Percentage (%) Icon (Inactive) --> |
| 134 | + <text x="50%" y="55%" font-size="28" font-family="Arial, sans-serif" font-weight="bold" fill="#607D8B" text-anchor="middle" dominant-baseline="middle">%</text> |
| 135 | + |
| 136 | + <!-- Small Monitoring Pulse --> |
| 137 | + <circle cx="32" cy="32" r="4" fill="#607D8B"> |
| 138 | + <animate attributeName="opacity" values="1;0.4;1" dur="2s" repeatCount="indefinite" /> |
| 139 | + </circle> |
| 140 | +</svg> |
| 141 | + |
| 142 | + |
| 143 | + |
| 144 | +<!-- Active Anti-VAT AI: OPTIMIZING --> |
| 145 | +<svg xmlns="http://www.w3.org/2000/svg" width="64" height="64" viewBox="0 0 64 64" fill="none"> |
| 146 | + <!-- Dynamic Shield Base (Glowing Blue) --> |
| 147 | + <path d="M32 4L10 14V30C10 44 20 54 32 58C44 54 54 44 54 30V14L32 4Z" stroke="#03A9F4" stroke-width="3" fill="none"> |
| 148 | + <animate attributeName="stroke-opacity" values="1;0.5;1" dur="1s" repeatCount="indefinite" /> |
| 149 | + </path> |
| 150 | + |
| 151 | + <!-- The Captured Percentage (%) Symbol --> |
| 152 | + <text x="50%" y="55%" font-size="28" font-family="Arial, sans-serif" font-weight="bold" fill="#03A9F4" text-anchor="middle" dominant-baseline="middle">%</text> |
| 153 | + |
| 154 | + <!-- Integration/Processing Spark --> |
| 155 | + <circle cx="32" cy="32" r="18" stroke="#0277BD" stroke-width="1" stroke-dasharray="2 2" fill="none"/> |
| 156 | +</svg> |
| 157 | + |
| 158 | + |
| 159 | + |
| 160 | +<!-- Active Anti-VAT AI: BLOCKED/EXEMPT --> |
| 161 | +<svg xmlns="http://www.w3.org/2000/svg" width="64" height="64" viewBox="0 0 64 64" fill="none"> |
| 162 | + <!-- Core AI Node (Orange Alert) --> |
| 163 | + <circle cx="32" cy="32" r="28" stroke="#FF9800" stroke-width="3" fill="none"/> |
| 164 | + |
| 165 | + <!-- The Blocked Percentage (%) Symbol --> |
| 166 | + <text x="50%" y="55%" font-size="28" font-family="Arial, sans-serif" font-weight="bold" fill="#F57C00" text-anchor="middle" dominant-baseline="middle">%</text> |
| 167 | + |
| 168 | + <!-- "X" Anti-Symbol Overlay --> |
| 169 | + <path d="M48 16L16 48M16 16L48 48" stroke="#FF5722" stroke-width="4" stroke-linecap="round"/> |
| 170 | +</svg> |
| 171 | + |
| 172 | + |
| 173 | + |
| 174 | +<!-- Active Anti-VAT AI: SECURED/OPTIMIZED --> |
| 175 | +<svg xmlns="http://www.w3.org/2000/svg" width="64" height="64" viewBox="0 0 64 64" fill="none"> |
| 176 | + <!-- Secure Base (Hexagon Node) --> |
| 177 | + <path d="M32 4L54 16V48L32 60L10 48V16L32 4Z" stroke="#4CAF50" stroke-width="3" fill="none"/> |
| 178 | + |
| 179 | + <!-- The Secured Result: Checkmark + % --> |
| 180 | + <path d="M22 32L28 38L42 24" stroke="#4CAF50" stroke-width="4" stroke-linecap="round" stroke-linejoin="round"/> |
| 181 | +</svg> |
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