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Interactive calculators and estimators that show their formulas.

2 pages

Your 21-Day Minnesota PI and Protective-Agent Deadline Calculator

Calculate days remaining in Minnesota's 21-day pre-assignment window and track separate six-hour annual and armed training duties.

Sep 9, 2026

Add a selected PI course price to an official state fee. Compare $33 Texas registration plus subscription with $1,000 Minnesota licence fees.

Sep 7, 2026 · 1 min read