§ Chapter 22 IRC 2021
Special Piping and Storage Systems
6 entries from Chapter 22 of IRC 2021, organized by section number. Each entry covers what the code requires, why it exists, what inspectors look for, and common mistakes.
§ 01 Sections
All 6 entries.
Sorted by section number. Click any row for the full entry — answer, requirements, edition diff, related sections.
Section
Title
Question
M2201.1
Fuel Oil Piping Must Use Approved Oil-Compatible Materials
M2201.1
What piping is allowed for residential fuel oil lines?
What piping is allowed for residential fuel oil lines?
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M2201.1
Oil Tank Fill and Vent Pipes Need Approved Metallic or Listed Materials
M2201.1
Can an oil tank fill pipe and vent pipe be plastic?
Can an oil tank fill pipe and vent pipe be plastic?
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M2202.1
Indoor Heating Oil Tanks Need Approved Location and Protection
M2202.1
Where can an indoor heating oil tank be installed?
Where can an indoor heating oil tank be installed?
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M2202.2
Fuel Oil Tank Location Must Account for Support, Corrosion, and Clearances
M2202.2
How close can an oil tank be to a foundation wall?
How close can an oil tank be to a foundation wall?
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M2203.1
Multiple Oil Tanks Need Approved Fill and Vent Arrangements
M2203.1
Can two oil tanks share one fill or vent pipe?
Can two oil tanks share one fill or vent pipe?
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M2203.2
Fuel Oil Tanks Need Proper Vent Piping
M2203.2
Does a fuel oil tank need a separate vent pipe?
Does a fuel oil tank need a separate vent pipe?
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