# Manufactured Home Construction and Safety Standards; Postponing Effective Date
> **US Department of Housing and Urban Development** · Final rule; delay of effective date. · Published 2025-02-25 · Effective 2025-09-15 · 90 FR 10593
## Document
- **Document number:** 2025-03038
- **Category:** hud-manufactured-home
- **Agency:** US Department of Housing and Urban Development
- **Federal Register citation:** 90 FR 10593
- **CFR reference:** 24 CFR 3280
- **Publication date:** 2025-02-25
- **Effective date:** 2025-09-15
- **Docket:** Docket No. FR-6233-F-03
## Abstract

On September 16, 2024, HUD published the "Manufactured Home Construction and Safety Standards" final rule (MHCSS 4th and 5th Sets) in the Federal Register. The MHCSS 4th and 5th Sets final rule established a March 17, 2025, effective date. Consistent with the President's January 20, 2025, memorandum titled "Regulatory Freeze Pending Review", this document announces that HUD is delaying the effective date for the MHCSS 4th and 5th Sets final rule until September 15, 2025.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/02/25/2025-03038/manufactured-home-construction-and-safety-standards-postponing-effective-date)
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