The first deadline is usually the notice deadline, not the lawsuit deadline

If you live in Kenner, work out of Jefferson Parish, and your employer sent you across the state line to a Mississippi construction site, the first thing that can wreck your claim is waiting too long to tell the employer.

That matters even more with tennis elbow because it usually doesn't feel like a big dramatic injury on day one. It starts as soreness. Then your grip gets weak. Then lifting, steering, scanning packages, or pulling straps hurts like hell.

In Louisiana workers' comp, the general rule is that an injured worker should report the injury to the employer within 30 days. For a repetitive-use injury, that 30-day clock usually starts when you know, or should know, that the condition is job-related. Not when you first felt a little ache. Not when your buddy said "walk it off." When it becomes clear this is tied to the work.

That "knowledge" date is where fights start.

If you kept running equipment for a construction materials company, drove back into Kenner on Airline Highway, and only later got a diagnosis of lateral epicondylitis - tennis elbow - the insurer may argue you knew earlier than you claim. They do that because late notice gives them a clean excuse to deny.

Crossing into Mississippi can change the filing clock

Here's what most people don't realize: the state where you live is not always the only state that matters.

Louisiana has an out-of-state workers' comp rule. If your employment is principally localized in Louisiana, or your hiring was based here and the work setup fits the statute, you may still have a Louisiana comp claim even though the heavy-equipment work happened in Mississippi.

But Mississippi may also have its own workers' comp deadline in play.

That means you may be looking at two possible systems, two sets of notice rules, and two different arguments about when the injury legally "happened."

Louisiana's general deadline for filing a disputed workers' comp claim is one year. With repetitive trauma, that one year usually gets argued from the point the injury developed and became disabling or clearly work-related. Mississippi has its own rules, and its timing can be different enough to matter. If you sit around assuming "I'm from Kenner, so only Louisiana counts," you can get blindsided.

The date of injury is fuzzy with tennis elbow, and insurers love that

This isn't a forklift rollover with a timestamp and incident photos.

Tennis elbow from operating heavy equipment is repetitive trauma. Maybe you were gripping controls on a skid steer, compact loader, or vibrating equipment for long shifts on a road crew or site prep crew. Maybe your regular job title is delivery driver, but your employer had you doing double duty unloading and operating machinery on a temporary project in Mississippi.

The insurance company is going to ask one nasty question: when did this become a real work injury?

Was it:

• the first day your elbow hurt,
• the day you told a supervisor,
• the day a doctor connected it to the job,
• or the day you missed work because you couldn't keep doing it?

That answer affects notice, filing deadlines, and whether the carrier says your claim is timely.

Medical treatment timelines matter too

A lot of younger workers make the same mistake. They use their parents' health insurance first because that feels easier and less scary than opening a workers' comp claim.

Bad move if the records never say the elbow problem came from work.

If your first urgent care visit in Metairie or Kenner says "arm pain after overuse" but never mentions the Mississippi jobsite, the equipment, the repetitive gripping, or the construction crew assignment, that chart can haunt the whole claim. Then months later, when you finally report it as work-related, the insurer points to the earlier records and says you changed the story.

For repetitive injuries, the paper trail is everything.

So how long does the whole thing take?

If the employer accepts the claim quickly, medical treatment can start within weeks. That's the best-case version, and it's not the one most disputed repetitive-trauma claims get.

If the employer or insurer denies that the condition is work-related, argues it happened outside Louisiana, or claims your notice was late, you can be looking at months before a hearing issue is even framed correctly. Add an out-of-state injury fight and it gets slower.

A straightforward accepted comp claim for elbow treatment might move in a few weeks to a few months.

A disputed claim involving Louisiana versus Mississippi coverage, notice timing, and a repetitive-use diagnosis can drag much longer.

The practical timeline that matters in Kenner

If you're a Kenner driver who got sent over the line for crew work, the safest timeline is brutal but simple.

Report the injury as soon as you connect it to the job. Get medical records that clearly say this came from operating heavy equipment on that construction assignment. Don't assume the state issue will sort itself out later. And don't wait for the pain to become unbearable before you treat it like a claim.

Because with this kind of injury, the deadline usually doesn't announce itself.

It sneaks up while you're still trying to finish the route, make the next drop, and get back down I-10 before traffic locks up near the airport.