OTHER · §ECC 502.3 2011code; C402.3 2014 code;C402.4 2016code
DOB violation · Class 2
B2G9 — Windows do not meet energy efficiency standards
Issued under ECC 502.3 2011code; C402.3 2014 code;C402.4 2016code. Standard penalty $2,000 · default $10,000.
Quick Reference for B2G9
Class
Class 2
Penalty
$2,000–$10,000
What You Need to Know
This code applies to the energy performance requirements for fenestration, including U-factor and solar heat gain coefficient (SHGC) standards. The Department of Buildings issues it when the installed windows do not comply with the specified energy efficiency criteria. Owners often see this violation in the context of new construction or major renovations where energy performance is assessed. Compliance may involve upgrading or replacing windows to meet the required standards. Applies to building owners and operators of residential and commercial properties.
Your Options
- Cure available (can resolve without hearing)
- Stipulation available (pre-hearing settlement)
What are the penalties for B2G9?
Penalties for B2G9 vary by scope, severity, and repeat history.
Statute summary
What this statute means
B2G9 cites 1 section of law. Here is what each one requires.
OTHER
1 sectionHow do I fix or dismiss B2G9?
- Stop the violating condition immediately.
- File to legalize or restore as required.
- Obtain approvals/permits; schedule inspections.
- Bring proof of correction to OATH.
Can I cure B2G9 without a hearing?
Yes, B2G9 violations can often be cured by filing a certificate of correction before the compliance date.
What are the deadlines and next steps?
Act before the hearing date to minimize penalties and preserve defenses. Contact us for a free case review.
Talk to an attorney
Time matters. Default penalties on B2G9 can reach $10,000 if the deadline passes. We handle DOB violations directly with the attorney on your case.
Helpful Resources
Additional information and guides

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Have a B2G9 summons in hand?
Default penalties on B2G9 can reach $10,000. Free 15-minute case review — we handle DOB violations directly with the attorney on your case.
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