How often do I need to renew my Construction Blaster License in Montana?

The Construction Blaster License in Montana must be renewed every 12 months.

How much does it cost to renew a Construction Blaster License in Montana?

The renewal cost for a Construction Blaster License in Montana is $40.00.

What happens if my Construction Blaster License expires in Montana?

Performing construction blasting without a valid license in Montana is a violation subject to penalties under Title 37 of the Montana Code Annotated and applicable federal explosive regulations.

Montana renewal guide

Construction Blaster License

If this license is up for renewal, this page gives you the fee, the timeline, and the items that usually hold the filing up.

Start here

What matters before you file.

Check the fee, the renewal window, and the documents or insurance records that can slow approval down.

Issuing authority

Montana Construction Blaster Program (DLI)

Renewal period

Every 12 months

Renewal fee

$40.00

Late penalty

$40.00

Bond requirement

No

Insurance requirement

No

Before you renew

Get the filing straight.

1
File with the board

File through Montana Construction Blaster Program (DLI) and pay the $40.00 renewal fee once the supporting proof is ready.
Renew online
2
Leave room for processing

Typical processing time is 21 days, so do not wait until the last minute.

If you miss the deadline, the late penalty is $40.00.

Detailed notes

The fine print is here.

Montana Construction Blaster License

The Montana Construction Blaster Program, under the Department of Labor & Industry, issues the Construction Blaster license. This license is required for individuals who perform construction blasting operations in Montana.

Requirements

Minimum 2 years of experience in construction blasting under the supervision of a licensed blaster
Completion of a Board-approved training course
Application Fee: $70 (non-refundable)

Renewal Process

Renewal Period: Annual (renewal window November 1 – January 1)
Renewal Fee: $40
Late Renewal Fee: $40 additional penalty for late renewals
Renew online through EBIZ.MT.GOV/POL or the DLI licensing portal

Consequences of Operating Without a License

Performing construction blasting without a valid Montana blaster license is a violation subject to penalties under Montana law and applicable federal explosive regulations.

*Disclaimer: This information is provided for general reference only and does not constitute legal advice. Always verify current requirements directly with the Montana Construction Blaster Program.*

Official links

Check the board or agency directly.

Official website Apply online Renew online

Required documents

proof_of_experience
training_certificate

Source notes

Montana DLI Construction Blaster Program . Verified May 2026. https://boards.bsd.dli.mt.gov/construction-blaster-program/license-information/

Rules move. Check Montana Construction Blaster Program (DLI) again before you pay, renew, or schedule work around this requirement.

Some details could not be fully confirmed from public sources. Double-check the fee, timing, and supporting requirements with Montana Construction Blaster Program (DLI).