24 CFR § 3285.502 - Expanding rooms.

---
identifier: "/us/cfr/t24/s3285.502"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "24 CFR § 3285.502 - Expanding rooms."
title_number: 24
title_name: "Housing and Urban Development"
section_number: "3285.502"
section_name: "Expanding rooms."
chapter_name: "OFFICE OF ASSISTANT SECRETARY FOR HOUSING—FEDERAL HOUSING COMMISSIONER, DEPARTMENT OF HOUSING AND URBAN DEVELOPMENT"
part_number: "3285"
part_name: "MODEL MANUFACTURED HOME INSTALLATION STANDARDS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 3535(d), 5403, 5404, and 5424."
regulatory_source: "72 FR 59362, Oct. 19, 2007, unless otherwise noted."
cfr_part: "3285"
---


# 3285.502 Expanding rooms.

The support and anchoring systems for expanding rooms must be installed in accordance with designs provided by the home manufacturer or prepared by a registered professional engineer or registered architect, in accordance with acceptable engineering practice.