What "enacted but not operative" means in practice

It means there is nothing for a New Hampshire board to do, and a real risk in acting as though there is.

An FHA loan limit expansion for accessory dwelling units, for example, does not take effect because a statute says it should. It takes effect when HUD issues the mortgagee letter or rule implementing it, at the figure HUD sets, subject to whatever conditions HUD attaches. Until then an owner cannot borrow against it and a lender will not quote it.

The honest framing for a board: this is a law whose contents are announcements of future rules. The date to care about is the date of each rule, and none of those dates has been published.

Where it might eventually touch a New Hampshire community

The ADU financing provision is the one with the clearest line to a New Hampshire association, and it arrives at an existing tension rather than resolving it.

Since 2025, New Hampshire municipalities have been required to allow one accessory dwelling unit — attached or detached — as of right wherever single-family homes are permitted. That mandate binds towns, not associations, so an owner in a covenanted community can hold a zoning right to build an ADU and a private-law prohibition against building one at the same time. Easier federal financing does not change the covenant; it increases the number of owners who reach the covenant and are surprised by it.

For a board in a detached-home association in a New Hampshire town, the practical consequence over the next few years is more ADU applications, not fewer, and the architectural review committee is where they land.

The manufactured-home loan limit provision matters for a different constituency — New Hampshire's 150-plus resident-owned communities and its parks — where home financing terms are a live constraint on who can buy in.

The rulemakings to watch, and they are not hypothetical

Four federal rulemakings that reach this housing are in motion right now, all verified against the Federal Register:

HUD's manufactured-home definition rule (document 2026-11851, published June 12, 2026, comments closed August 11, 2026) would amend the definition so that "a transportable section of a manufactured home serving as part of an upper floor of a manufactured home would not need to be transported or built on a permanent chassis" — the change that makes multi-story manufactured homes possible. A final rule is pending.³

FHFA's Duty to Serve proposal (document 2026-12750, published June 24, 2026, with a correction on June 26, comments closed July 24, 2026) would rescind the current regulation and replace it, to let Fannie Mae and Freddie Mac "better serve the needs of very low-, low-, and moderate-income families in the manufactured housing, affordable housing preservation, and rural housing markets through greater innovation and with less administrative burden." Duty to Serve is the programme under which the enterprises buy loans in manufactured-housing communities, resident-owned communities included.

HUD's floodplain rescission (document 2026-13939, published July 10, 2026, comments closed September 8, 2026) would rescind the floodplain management and wetlands protection regulations and the minimum property standards for flood hazard exposure. Final rule pending.

HUD's disparate-impact supplemental proposal (document 2026-16228, published August 10, 2026) is the one still open, with comments due October 9, 2026.

What to watch next

Implementation trackers rather than the statute. The Bipartisan Policy Center maintains one; we could not retrieve its deadline list directly.

For a New Hampshire board the useful discipline is simple: treat this act as a source of future dates, not present rights, and do not let a member cite it as authority for anything until a rule exists.