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Which Alabama building code edition is currently adopted for residential construction?

Correct Answer

A) 2021 International Residential Code

Alabama has adopted the 2021 International Residential Code for residential construction.

Answer Options
A
2021 International Residential Code
B
2018 International Residential Code
C
2015 International Residential Code
D
2012 International Residential Code

Why This Is the Correct Answer

Alabama has adopted the 2021 International Residential Code (IRC) as its current standard for residential construction. This edition became effective following the state's adoption process and supersedes previous editions.

Why the Other Options Are Wrong

Option B: 2018 International Residential Code

The 2018 IRC was Alabama's previous edition. Some jurisdictions may still reference it, but the state's current adopted edition is 2021.

Option C: 2015 International Residential Code

The 2015 IRC is two editions behind the current Alabama adoption. It may still be referenced in local amendments or older projects but is not the current statewide code.

Option D: 2012 International Residential Code

The 2012 IRC is significantly outdated relative to current Alabama adoption. It predates several major code updates, including seismic, energy, and structural provisions updated in later editions.

Memory Technique

Remember '2021 for Alabama residential' β€” the same year as a major national update cycle. Associate it with the most recent standard edition to lock it in memory.

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