DOB violation · Class 2

B257 — Plumbing work performed without a permit

Issued under AC 28-105.1. Standard penalty $2,500 · default $10,000.

Quick Reference for B257

Class

Class 2

Penalty

$2,500$10,000

Options:StipulationMitigation
AC 28-105.1

What you need to know about AC 28-105.1

This code applies to the requirement for obtaining a permit before conducting plumbing work. The Department of Buildings issues it when plumbing activities occur in a manufacturing district designated for residential use without the necessary authorization. Owners often see this violation in situations where renovations or installations are undertaken without proper permits. Compliance with permitting requirements is crucial to avoid potential penalties. Applies to building owners and operators involved in residential properties within manufacturing zones.

Your Options

  • Stipulation available (pre-hearing settlement)
  • Mitigation available (penalty reduction possible)

What are the penalties for B257?

Penalties for B257 vary by scope, severity, and repeat history.

Std
$2,500
Default
$10,000
Agg I
$6,250
Agg II
$10,000

Statute summary

What this statute means

B257 cites 1 section of law. Here is what each one requires.

Administrative Code

1 section

AC · §28-105.1

§ 28-105.1 General.

This section establishes that it is unlawful to undertake various construction activities, including alterations, repairs, and changes in occupancy, without a written permit issued by the commissioner. The statute outlines the necessity for permits in accordance with the code, affecting building owners and operators engaging in construction work.

Summary by Nacmias Law Firm — for general information. The official statute text on AmLegal controls.

How do I fix or dismiss B257?

  1. Stop the violating condition immediately.
  2. File to legalize or restore as required.
  3. Obtain approvals/permits; schedule inspections.
  4. Bring proof of correction to OATH.

Can I cure B257 without a hearing?

No, B257 violations cannot be cured without a hearing. You must attend to resolve this matter.

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.

FAQ

Verified: May 2026Penalty schedule: December 2025

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Have a B257 summons in hand?

Default penalties on B257 can reach $10,000. Free 15-minute case review — we handle DOB violations directly with the attorney on your case.

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