calculating-odsetki

Calculate Polish odsetki interest across statutory, delay, and commercial regimes.

2|Updated Apr 20, 2026
One-click install
npx skills add https://github.com/crankshift/lawpowers --skill calculating-odsetki
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: calculating-odsetki
Source: https://github.com/crankshift/lawpowers/tree/main/plugins/pl/skills/calculating-odsetki
Command: npx skills add https://github.com/crankshift/lawpowers --skill calculating-odsetki

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Polish odsetki rules are complex, covering three regimes and various caps. This SKILL helps practitioners determine applicable interest rates and compensation across civil, delay, and commercial regimes, reducing calculation errors.

Core Features & Use Cases

  • Multi-regime rate mapping: maps statutory, delay-based, and commercial transaction interest regimes to correct rates per period.
  • Period segmentation: handles rate changes over sub-periods, computes pro-rated amounts.
  • Real-world scenarios: generate court-ready calculations for unpaid invoices under B2B, loans, or recovery actions with correct compensation using EUR -> PLN conversions when needed.

Quick Start

Compute the total interest and compensation for a given principal amount and due date under the applicable Polish regime.

Frequently Asked Questions about calculating-odsetki

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I calculate commercial transaction interest for unpaid B2B invoices in Poland?

To calculate commercial transaction interest for unpaid B2B invoices, you apply the Ustawa z 2013 rules. The computation segments periods for rate adjustments, calculates pro-rated amounts, and enforces the 40/70/100 euro compensation schedule with EUR to PLN conversions.

What is the difference between statutory interest under art. 359 KC and delay interest under art. 481 KC?

Statutory interest under art. 359 KC applies to general civil obligations, while delay interest under art. 481 KC applies when a debtor is late in payment. The system maps both regimes to their correct rates per period to yield precise court-ready totals.

Can I automatically apply period-by-period rate adjustments for Polish civil damages?

Yes, you can automatically apply period-by-period rate adjustments for Polish civil damages. The system handles rate changes over sub-periods, computes pro-rated amounts, and enforces correct formulas and caps across statutory, delay, and commercial regimes.

How do I handle the 40/70/100 euro compensation schedule and currency conversions for recovery actions?

To handle the 40/70/100 euro compensation schedule for recovery actions, the system enforces the correct compensation tiers based on invoice value. It also performs EUR to PLN currency conversions as needed to generate court-ready totals.

What is the best way to compute precise court-ready interest totals for loan repayments?

The best way to compute precise court-ready interest totals for loan repayments is by enforcing correct formulas and caps across the applicable Polish regimes. The system maps statutory, delay-based, and commercial transaction interest regimes to correct rates per period.

Are there limitations when calculating interest across multiple Polish regimes?

The main limitation when calculating interest across multiple Polish regimes is ensuring correct period segmentation and rate mapping. The system reduces calculation errors by handling rate changes over sub-periods and enforcing caps, but accurate dates and principal amounts are required.