CBAM Compliance Module

{
  "code": "Both files complete and in codebase:\n\n## rosetta_core/cbam.py (383 lines)\n- CBAM_DEFAULT_EMISSIONS: 6 categories (iron_and_steel, aluminium, cement, fertilisers, electricity, hydrogen)\n- Each has cn_chapters, cn_specific prefixes, default tCO2/tonne, range\n- CBAMAssessment dataclass with to_dict() + provenance\n- identify_cbam_category(): CN code → (is_cbam, category, label)\n- get_default_emissions(): category → tCO2/tonne\n- get_free_allowance_factor(): year → (free_pct, cbam_factor) per 2026-2034 schedule\n- _next_quarterly_deadline(): reporting deadline calculator\n- assess_cbam(): Full assessment — emissions, certificate cost, registration, phase, reporting\n- Certificate cost = total_emissions x ETS_price x cbam_adjustment_factor\n- EU_ETS_PRICE_EUR_PER_TONNE = 65.0\n- Registration threshold: 50 tonnes CO2/year\n- CBAM_FREE_ALLOWANCE_SCHEDULE: 2026 (97.5%) → 2034 (0%)\n\n## tests/test_cbam.py (268 lines, 30+ tests)\n- TestIdentifyCBAMCategory: 12 tests (steel ch72/73, aluminium ch76, cement 2523, fertilisers ch31, hydrogen 280410, negatives, edge cases)\n- TestGetDefaultEmissions: 4 tests\n- TestFreeAllowanceFactor: 4 tests (2026, 2030, 2034, pre-2026)\n- TestAssessCBAMNonCBAMGoods: 2 tests\n- TestAssessCBAMSteel: 3 tests (basic, actual emissions, 2034 full)\n- TestAssessCBAMAluminium: 1 test\n- TestRegistrationRequirement: 2 tests\n- TestCBAMPhase: 2 tests (transitional, definitive)\n- TestCBAMSerialization: 3 tests",
  "content": "Both files complete and in codebase:\n\n## rosetta_core/cbam.py (383 lines)\n- CBAM_DEFAULT_EMISSIONS: 6 categories (iron_and_steel, aluminium, cement, fertilisers, electricity, hydrogen)\n- Each has cn_chapters, cn_specific prefixes, default tCO2/tonne, range\n- CBAMAssessment dataclass with to_dict() + provenance\n- identify_cbam_category(): CN code → (is_cbam, category, label)\n- get_default_emissions(): category → tCO2/tonne\n- get_free_allowance_factor(): year → (free_pct, cbam_factor) per 2026-2034 schedule\n- _next_quarterly_deadline(): reporting deadline calculator\n- assess_cbam(): Full assessment — emissions, certificate cost, registration, phase, reporting\n- Certificate cost = total_emissions x ETS_price x cbam_adjustment_factor\n- EU_ETS_PRICE_EUR_PER_TONNE = 65.0\n- Registration threshold: 50 tonnes CO2/year\n- CBAM_FREE_ALLOWANCE_SCHEDULE: 2026 (97.5%) → 2034 (0%)\n\n## tests/test_cbam.py (268 lines, 30+ tests)\n- TestIdentifyCBAMCategory: 12 tests (steel ch72/73, aluminium ch76, cement 2523, fertilisers ch31, hydrogen 280410, negatives, edge cases)\n- TestGetDefaultEmissions: 4 tests\n- TestFreeAllowanceFactor: 4 tests (2026, 2030, 2034, pre-2026)\n- TestAssessCBAMNonCBAMGoods: 2 tests\n- TestAssessCBAMSteel: 3 tests (basic, actual emissions, 2034 full)\n- TestAssessCBAMAluminium: 1 test\n- TestRegistrationRequirement: 2 tests\n- TestCBAMPhase: 2 tests (transitional, definitive)\n- TestCBAMSerialization: 3 tests"
}