Practical guides on driver screening, hiring and DOT compliance for trucking companies.https://guides.cdlscan.com/en-ushttps://guides.cdlscan.com/blog/annual-review-driving-record/https://guides.cdlscan.com/blog/annual-review-driving-record/The 391.25 annual review of driving record: the 12-month clock, which licensing authorities to query, what the note must say, and where both items file.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/carrier-safety-rating/https://guides.cdlscan.com/blog/carrier-safety-rating/Satisfactory, Conditional, Unsatisfactory: how each carrier safety rating is scored under 49 CFR part 385, the 385.13 clocks, and the two upgrade paths.Fri, 24 Jul 2026 00:00:00 GMTsafetyhttps://guides.cdlscan.com/blog/cdl-background-check-requirements/https://guides.cdlscan.com/blog/cdl-background-check-requirements/Every background check a carrier must run before a CDL driver drives: the rule, the deadline and the file for each — and which common checks are not required.Fri, 24 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/cdl-medical-card-requirements/https://guides.cdlscan.com/blog/cdl-medical-card-requirements/CDL medical card requirements for employers: National Registry verification, 24-month ceiling and shorter periods, and what files for CDL vs non-CDL drivers.Fri, 24 Jul 2026 00:00:00 GMTmedicalhttps://guides.cdlscan.com/blog/certificate-of-road-test/https://guides.cdlscan.com/blog/certificate-of-road-test/The certificate of road test under 49 CFR 391.31: who needs one, what the form must say, who may sign it, and when a CDL can be accepted instead.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/clearinghouse-annual-query/https://guides.cdlscan.com/blog/clearinghouse-annual-query/What the Clearinghouse annual query returns, the consent it needs, the 24-hour full-query rule when a limited query hits, and how long you keep the record.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/clearinghouse-violation-removal/https://guides.cdlscan.com/blog/clearinghouse-violation-removal/What removes a Clearinghouse violation: the SAP process, the negative RTD test, follow-up testing, and the four conditions in 49 CFR 382.719.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/crash-preventability-determination/https://guides.cdlscan.com/blog/crash-preventability-determination/How to submit a crash for an FMCSA preventability determination: the 21 eligible crash types, the evidence required, and what Not Preventable changes.Fri, 24 Jul 2026 00:00:00 GMTsafetyhttps://guides.cdlscan.com/blog/dataqs-challenge/https://guides.cdlscan.com/blog/dataqs-challenge/What DataQs can and cannot fix, what evidence a Request for Data Review needs, the real 2026 timelines, and why there is no appeal to FMCSA.Fri, 24 Jul 2026 00:00:00 GMTsafetyhttps://guides.cdlscan.com/blog/dot-compliance-checklist-hiring/https://guides.cdlscan.com/blog/dot-compliance-checklist-hiring/A hiring-side DOT compliance checklist: every required check with its rule, its deadline and its retention period, and which items are optional.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/dot-employment-verification/https://guides.cdlscan.com/blog/dot-employment-verification/The applicant discloses 10 years of employers; DOT employment verification reaches 3. Who you must contact, what to ask, and how to document good faith.Fri, 24 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/driver-qualification-file/https://guides.cdlscan.com/blog/driver-qualification-file/The driver qualification file checklist: the eight items 391.51(b) requires, when each is due, how long it stays, and what auditors cite as missing.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/fmcsa-drug-alcohol-clearinghouse/https://guides.cdlscan.com/blog/fmcsa-drug-alcohol-clearinghouse/FMCSA Drug and Alcohol Clearinghouse duties for employers: the pre-employment full query, the annual query, reporting deadlines, and the CDL downgrade.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/how-far-back-does-an-mvr-go/https://guides.cdlscan.com/blog/how-far-back-does-an-mvr-go/49 CFR 391.23(a)(1) requires an MVR covering the prior 3-year driving history, from each state that licensed the driver in those 3 years.Fri, 24 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/how-long-does-an-mvr-take/https://guides.cdlscan.com/blog/how-long-does-an-mvr-take/49 CFR 391.23 gives you 30 days from the date employment begins to request the MVR and file it. How long a State takes to answer is not a federal deadline.Fri, 24 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/new-entrant-safety-audit/https://guides.cdlscan.com/blog/new-entrant-safety-audit/What the new entrant safety audit examines, the 16 automatic failures, how appendix A scores it, and the driver records an auditor asks to see.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/owner-operator-drug-testing/https://guides.cdlscan.com/blog/owner-operator-drug-testing/What 49 CFR part 382 requires of an owner-operator under his own authority, why a one-person random pool fails 382.103(b), and what a C/TPA cannot do.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/safety-performance-history-request/https://guides.cdlscan.com/blog/safety-performance-history-request/What 49 CFR 391.23 makes you ask previous employers, the 30-day file deadline, and what counts as a good faith effort when nobody answers.Fri, 24 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/truck-driver-turnover-rate/https://guides.cdlscan.com/blog/truck-driver-turnover-rate/Truck driver turnover rate: what the quoted figures measure, why FMCSA published 63% and 77.1% three years apart, and what a carrier can act on.Fri, 24 Jul 2026 00:00:00 GMTretentionhttps://guides.cdlscan.com/blog/what-is-a-dot-audit/https://guides.cdlscan.com/blog/what-is-a-dot-audit/What a DOT audit is: the new entrant safety audit versus the compliance review, who triggers each, what is examined, and how the two scoring systems differ.Fri, 24 Jul 2026 00:00:00 GMTcompliancehttps://guides.cdlscan.com/blog/cost-of-a-bad-truck-driver-hire/https://guides.cdlscan.com/blog/cost-of-a-bad-truck-driver-hire/Calculate the cost of a bad truck driver hire for your own fleet: five cost lines, working formulas, and a worked example you can put in a budget.Tue, 21 Jul 2026 00:00:00 GMThiringhttps://guides.cdlscan.com/blog/csa-score-how-it-works/https://guides.cdlscan.com/blog/csa-score-how-it-works/A CSA score ranks your violation rate against similar carriers. What the categories mean, how to check yours, and how to trace a rising one to a hire.Tue, 21 Jul 2026 00:00:00 GMTsafetyhttps://guides.cdlscan.com/blog/dac-report-what-carriers-see/https://guides.cdlscan.com/blog/dac-report-what-carriers-see/A DAC report flag is not a verdict. How to separate fact from opinion, finish your 391.23 investigation, and close the file without FCRA exposure.Tue, 21 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/mvr-check-for-cdl-drivers/https://guides.cdlscan.com/blog/mvr-check-for-cdl-drivers/An MVR check for CDL drivers pulls one state at a time. How to rebuild a multi-state license timeline, close the gaps, and document the annual review.Tue, 21 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/psp-report/https://guides.cdlscan.com/blog/psp-report/What a PSP report contains, what the $10 search really costs you, and how to tell driver fault from fleet fault on a mixed report.Tue, 21 Jul 2026 00:00:00 GMTscreeninghttps://guides.cdlscan.com/blog/truck-abandonment-first-24-hours/https://guides.cdlscan.com/blog/truck-abandonment-first-24-hours/Truck abandonment has no federal rule behind it. What belongs in the offer letter, the deduction form, and the policy so the next walk-off costs you less.Tue, 21 Jul 2026 00:00:00 GMTretentionhttps://guides.cdlscan.com/blog/truck-driver-application-391-21/https://guides.cdlscan.com/blog/truck-driver-application-391-21/A truck driver application is a list of claims, not facts. How to work the 3-year and 7-year history under 49 CFR 391.21 and catch gaps before you hire.Tue, 21 Jul 2026 00:00:00 GMThiringhttps://guides.cdlscan.com/blog/truck-driver-reviews/https://guides.cdlscan.com/blog/truck-driver-reviews/You found truck driver reviews on a candidate. Here is how to score them for provenance, spot the fakes, and weigh two reviews that flatly contradict.Tue, 21 Jul 2026 00:00:00 GMTscreening