keyword

which state requires headlights to be on during the daytime

Monthly search volume and cost-per-click data for "which state requires headlights to be on during the daytime" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=which+state+requires+headlights+to+be+on+during+the+daytime&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
headlights must be used	390	$0	7/20
when are headlights required	170	$0	8/20
when headlights are required	170	$0	8/20
when does the law require headlights to be turned on	90	$0	9/20
daytime headlights law	70	$0	9/20
when must headlights be turned on	70	$0	7/20
headlights are required	50	$0	7/20
when do your headlights have to be on	40	$0	8/20
headlights are required when	30	$0	8/20
when are you required to turn on your headlights	30	$0	7/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=which+state+requires+headlights+to+be+on+during+the+daytime&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt