# Interior Designer Handbook

> Reference handbook on the US interior design profession: CIDA programs, the NCIDQ exam, state licensing, BLS wages by state, fee models, contracts, dues and software costs.

Site: https://interior-designer.us.com/
Language: en-US

## Sections

- [Education and the NCIDQ](https://interior-designer.us.com/education/): CIDA-accredited degrees, NCIDQ exam sections, fees, eligibility hours and certificate renewal.
- [Licensing and Pay](https://interior-designer.us.com/licensing/): State practice acts and title acts, board fees, and Bureau of Labor Statistics wages by state.
- [Practice and Hiring](https://interior-designer.us.com/practice/): Fee models, contract contents, ASID and IIDA dues, and the software stack a US studio pays for.
- [All articles](https://interior-designer.us.com/articles/): every article on the site in one list.

## Articles

- [ASID and IIDA dues and interior design software costs in 2026](https://interior-designer.us.com/practice/asid-iida-membership-and-software-costs/): 2026 dues for ASID ($549 plus fees) and IIDA ($346 to $599), with US prices for AutoCAD, Revit, SketchUp, Chief Architect, Enscape, Adobe and Studio Designer
- [CIDA-accredited interior design programs: standards, fees and checks](https://interior-designer.us.com/education/cida-accredited-interior-design-programs/): What CIDA accreditation certifies, the 16 Professional Standards 2024, the 2026 fee schedule, the six-year term, and how a CIDA degree affects NCIDQ eligibility
- [Interior design license requirements by state: acts and fees 2026](https://interior-designer.us.com/licensing/interior-design-license-requirements-by-state/): Which US states license interior designers: Florida, Louisiana, Nevada, DC and Puerto Rico restrict practice, 24 more protect a title; board fees by state
- [Interior designer fee models and contracts: 2026 rates and terms](https://interior-designer.us.com/practice/interior-designer-fee-models-and-contracts/): Four US interior design fee models with 2025 and 2026 ranges ($60 to $500 per hour, 10% to 30% of budget, 15% to 35% markups) and the 11 ASID contract schedules
- [Interior designer salary by state: BLS May 2025 wages and outlook](https://interior-designer.us.com/licensing/interior-designer-salary-by-state/): BLS May 2025 wages for interior designers: $67,190 national median, $114,140 at the 90th percentile, plus employment, mean and median pay for 50 states and DC
- [NCIDQ exam 2026: sections, fees, eligibility hours and renewal](https://interior-designer.us.com/education/ncidq-exam-sections-fees-and-eligibility/): NCIDQ exam facts from the CIDQ Candidate Handbook 1225: IDFX, IDIX and IDPX question counts, $235 application, $305 to $470 section fees and 3,520 work hours

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Contact: Interior Designer Handbook editorial team, info@interior-designer.us.com