PSI Sci
New here? Follow the money and the votes · Not sure of your district? Find your U.S. House member · Find your state legislators

S. 3228: A bill to amend the Internal Revenue Code of 1986 to allow a credit for green roofs.

Before you vote › Federal bills

S. 3228: A bill to amend the Internal Revenue Code of 1986 to allow a credit for green roofs.

110th Congress · introduced 2008-07-08 · Taxation · Latest: Read twice and referred to the Committee on Finance.

federal

Follow this bill, step by step

  1. Where it came from: introduced 2008-07-08 · official record
  2. Who proposed it: Sen. Smith, Gordon H. [R-OR] · what a sponsor is
  3. What happened next: no floor votes in our records yet. Why?
  4. Where it stands now: Read twice and referred to the Committee on Finance. Not final yet: this can still change. We check for updates every day.
  5. If it becomes law and spends money: follow the money to money laws, then agencies and contracts and grants.

What does this mean?

Official title

A bill to amend the Internal Revenue Code of 1986 to allow a credit for green roofs.

Plain summary

Amends the Internal Revenue Code to allow: (1) an 10% energy tax credit for the installation of a qualified green roof; and (2) a residential energy efficient tax credit for 30% of qualified green roof property expenditures up to $2,000. Defines a "qualified green roof" as any green roof which is at least 40% vegetated. Defines "green roof" as any roof which consists of vegetation and soil, or a growing medium, planted over a waterproofing membrane and its associated components.

Congressional Research Service summary (Introduced in Senate), quoted unchanged (nonpartisan). Read the source.

What a vote does

A “Yea” vote

If it passes both chambers and is signed, it becomes law.

A “Nay” vote

If it is not passed, current law stays as it is.

PSI Sci description of the legislative step (not an opinion).

What does this mean? (plain words)

Official text

A bill to amend the Internal Revenue Code of 1986 to allow a credit for green roofs.

Source: Congressional Research Service summary (Introduced in Senate)

AI explanation – may be wrong, check the official text

No AI explanation yet. It takes up to a minute to write and is then saved for everyone.

Limited to a few requests an hour per person.

The strongest published arguments

Arguments for (supporters)

Needs sources: no published arguments on this side yet. We only show items backed by a published source. Suggest one.

Arguments against (opponents)

Needs sources: no published arguments on this side yet. We only show items backed by a published source. Suggest one.

Alternatives

Needs sources: no published alternatives yet (for example a different bill, a law instead of an amendment, or keeping current law). We only show items backed by a published source. Suggest one.

How did my representative vote? · This bill's floor votes

Officials and money

Sponsor: Sen. Smith, Gordon H. [R-OR] · 1 cosponsors

Cost estimate: No cost estimate published yet.

Cosponsors on this site

Maria Cantwell (D-WA)

No linked floor roll calls in our collected records yet. This does not mean the bill has never had a vote. Check the official bill history.

Words on this page, explained (1)
Bill
A proposed law. It becomes law only if it passes the legislature and is signed by the president or governor (or a veto is overridden).

Plain meanings written from linked sources. All words.

Sources

Record fed-us-cong110-s3228 · catalog fed-us-congress-bills-cong110 · updated 2026-11-15 by psicol fed-bills-cong110