All mechanical signal devices shall be self-illuminated when in use at the times mentioned in section 321.384.
Referred to in
Iowa Code § 321.405
Self-illumination
Showing this section's text as in effect on January 1, 2012 (in force January 1, 2012 – January 1, 2013). View current text →
Official source: Iowa Legislature. Reproduced from public-domain Iowa statutes; confirm against the official source for the current text. Not legal advice.