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Project researchCoverage & sources ↗
Naperville, Illinois / Permit

1200 E DIEHL RD

#FIRE-0031-2026 · FIRE DEPARTMENT PERMIT · FIRE SUPPRESSION SYSTEM

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Current · Historical record; its issue date and status do not establish current activityOfficial source ↗

Work described

Plumbing

Read the complete work description in the official source.

Source issue date
Mar 26, 2026
Source status
Expired
Reported estimate
$0 reported
First observed here
Oct 27, 2026
Last source check
Oct 27, 2026

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Suggested departments are research starting points. Printed roles and published company contacts do not establish project purchasing authority or an available package.

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Source and coverage

Monthly current-system building and related permits with a printed issue date. Unrelated event, tax, waste-cart and truck-route records are excluded. Source status must be checked for present validity. Separate permits are not distinct projects; the historical system is a separate source.

Naperville building and related permits ↗

Source issue date in America/Chicago; check the official status for present validity

Separate permits may concern one project; reported valuations must not be summed as project totals

Current permit system only; the historical permit system is a separate dataset

A record, hearing or estimate does not establish construction start, completion or buying intent.

Observed changes

Oct 27, 2026 · Baseline

Plumbing

Source date: Mar 26, 2026 · Source status: Expired

Collected records at this address

Literal address matches within Naperville; parcels and construction phases are not automatically merged.

FIRE-0052-2026 · FIRE DEPARTMENT PERMIT · FIRE ALARM ↗ · Mar 26, 2026

COMM-0722-2025 · COMMERCIAL · COMMERCIAL BUILDING - NEW OR ADDITION ↗ · Mar 24, 2026

ROW-0287-2025 · RIGHT-OF-WAY · RIGHT-OF-WAY ↗ · Jan 2, 2026

MISC-1750-2025 · MISCELLANEOUS · ELECTRICAL ↗ · Dec 19, 2025

SUB-0294-2025 · SUB-PERMIT · FOUNDATION ONLY ↗ · Nov 10, 2025

COMM-0561-2025 · COMMERCIAL · CONSTRUCTION TRAILER ↗ · Nov 4, 2025

MISC-1315-2025 · MISCELLANEOUS · DEVELOPMENT/SITE IMPROVEMENTS ↗ · Sep 5, 2025

COMM-0374-2025 · COMMERCIAL · COMMERCIAL BUILDING DEMOLITION ↗ · Sep 3, 2025

ELEV-0282-2023 · ELEVATOR · NEW ELEVATOR ↗ · Nov 27, 2023

2021-66600006 · FIBER OPTIC CLASSIFICATION · FIBER OPTIC ROW ↗ · Apr 20, 2021

2018-00004175 · FIRE ALARM · COMMERCIAL ALTERATION/REPAIR (NO NEW SQ FTG) ↗ · Dec 21, 2018

2018-00004175 · FIRE SUPPRESSION SYSTEM · COMMERCIAL ALTERATION/REPAIR (NO NEW SQ FTG) ↗ · Dec 5, 2018

2018-00004175 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL ALTERATION/REPAIR (NO NEW SQ FTG) ↗ · Oct 24, 2018

2018-00003397 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Sep 14, 2018

2017-00001716 · FIRE ALARM · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Sep 26, 2017

2017-00002149 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Jun 23, 2017

2017-00001716 · FIRE SUPPRESSION SYSTEM · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Jun 19, 2017

2017-00001716 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · May 19, 2017

2017-88800032 · RIGHT-OF-WAY · TD RIGHT OF WAY ↗ · Mar 10, 2017

2016-00004769 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Dec 28, 2016

2016-00003676 · COMMERCIAL MISCELLANEOUS PERMIT · MISCELLANEOUS COMMERCIAL ↗ · Sep 28, 2016

2016-00003432 · ELECTRICAL · ELECTRIC SERVICE CHANGE ↗ · Sep 12, 2016

2016-00001821 · SEWER/WATER REPAIR OR REPLACE · PLUMBING PERMIT ↗ · Jun 9, 2016

2015-00003633 · COMMERCIAL MISCELLANEOUS PERMIT · MISCELLANEOUS COMMERCIAL ↗ · Oct 15, 2015

2015-00002191 · COMMERCIAL MISCELLANEOUS PERMIT · MISCELLANEOUS COMMERCIAL ↗ · Jul 1, 2015