§ 011·CFor contractors
Verify before you quote.
Permit requirements, code citations, and licensing rules change by jurisdiction. Check what applies before you quote or pull, and stop losing margin to surprise plan-check redlines.
§ 01 What's here
Four sources of truth.
Permit requirements, code citations, and licensing rules — jurisdiction-specific data in one place, before you quote or pull.
- 01browse →IRC code library — 9,247 sections
Plain-English explanations with section references for field lookup. 2018, 2021, and 2024 editions, diff-tracked.
- 02browse →Permits by jurisdiction — 22,418
Fees, timelines, and submission contacts before you quote. Linked to the issuing department.
- 03browse →Licensing — 50 state boards
Classifications, exam requirements, and official lookup tools. Verify a license before subbing work out.
- 04browse →Contract templates — 312
State-specific homeowner-contractor agreements. Scope, payment, change orders, dispute resolution.