Voluntary Sprinkler Systems - Even though the County does not require sprinklers for single family homes under 4 stories, anyone voluntarily installing a fire suppression system will need approval and inspections from the Fire Marshal.
2021 Code Change Presentation
2021 Code Change Memo, 2021 IRC Significant Changes
RES Check can be found at https://www.energycodes.gov
Any addition that involves changes to electric will be required to bring smoke alarms and carbon monoxide detectors up to code.
Pole buildings with a full second story, must have the second-floor joist connection sealed by an architect or engineer.