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Seafarer Medical Report (ML5) and ML5 Certificate

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Seafarer Medical Report (ML5) and ML5 Certificate

MSF 4112 / REV 0818

This form is for use by the following applicants only. Please tick why you need this form/certificate:

New applicant for an MCA Boatmaster’s Licence (BML) or Certificate

Revalidation or change of existing BML or Certificate

Applicant for Royal Yachting Association (RYA) commercial endorsement, working no more than 60 miles from shore

Crew on a seagoing Domestic Passenger Vessel (Class VI or VI(A))

Master or Crew of a small commercial vessel certified for area category 2 to 6

Current ML5 has expired, used for: BML

Current ML5 has expired, used for: RYA Commercial Endorsement

TO THE APPLICANT – PLEASE READ THIS INFORMATION CAREFULLY

Please take a form of photographic identification with you to the ML5 Medical examination.

The purpose of the ML5 form is to obtain a factual report of your medical history and present state of health, enabling your doctor to decide on your fitness to navigate safely and undertake emergency duties.

Complete Part A of the form (but do not sign the declaration until you are with the doctor). The Doctor will complete Part B. If Part B shows all ticks in the "NO" boxes without any other remarks then the doctor will complete Part C, the ML5 Medical Certificate.

PART A – PERSONAL DETAILS

Surname

Forename(s)

Home Address

Postcode

Date of Birth

Gender

Telephone Number

Nationality

Mobile Number

Email Address

Date of first BML/RYA endorsement or last revalidation

Have you had an ML5 referral or restriction before? If yes please provide issues & expiry dates and restriction/s

Applicant Declaration

I declare that I have checked the details given on the enclosed form and that, to the best of my knowledge and belief, they are correct. I understand that it is a criminal offence if I make a false declaration to obtain certification and can lead to prosecution. I have read the notes on the reverse of the certificate (page 12).

Signature of Applicant

Date

PART B – MEDICAL REPORT

Section 1 – Cardiac

Coronary Heart Disease

a) Is the applicant having attacks of angina of effort, or receiving continuous treatment to prevent angina from manifesting itself? YES NO

b) Has the applicant had myocardial infarction, unstable angina, or undergone coronary artery bypass surgery or coronary angioplasty? YES NO

If YES, what was the nature of the event?

When was the most recent episode?

If the applicant remains on medication, give details

Give details of any continuing symptoms / clinical signs of heart disease

Arrhythmias

c) Has the applicant uncontrolled complete heart block? YES NO

d) Has a cardiac pacemaker been implanted? YES NO

If YES, when did the applicant last attend a pacemaker clinic?

e) Has a cardioverter / defibrillator device been implanted? YES NO

f) Is there currently a serious or disabling disturbance of cardiac rhythm, such as atrial fibrillation? YES NO

g) Is the applicant in need of medication to prevent paroxysmal arrhythmia? YES NO

Other

h) Is there evidence of serious congenital heart disease requiring continuing consultant cardiological review? YES NO

i) Is there any history or evidence of heart failure or cardiomyopathy? YES NO

j) Has the applicant undergone heart transplant or heart / lung transplant therapy? YES NO

k) Has the applicant evidence of an aortic aneurysm that has not been successfully treated by surgery? YES NO

l) Is today’s resting systolic blood pressure 170mm Hg or greater? YES NO

m) Is today’s resting diastolic blood pressure 100mm Hg or greater? YES NO

n) Is there any history of stroke? YES NO

o) Is there any history of Deep Vein Thrombosis? YES NO

Section 2 – Endocrine and Metabolic

i) Endocrine disease (thyroid, adrenal including Addison’s disease, pituitary, ovaries, testes) YES NO

ii) Diabetes – non insulin, treated by diet alone YES NO

iii) Diabetes – non insulin, treated by oral medication YES NO

iv) Diabetes – insulin using YES NO

v) Obesity – BMI over 35 YES NO

Please write BMI here (including BMIs of under 35)

Section 3 – Nervous System

a) Has the applicant had any form of epileptic attack? YES NO

If YES, details of last attack

Is the applicant still being treated? YES NO

If NO, date when treatment ceased

b) Is there a history of blackout or impaired consciousness within the last 5 years? YES NO

c) Does the applicant have narcolepsy/cataplexy or any obstructive sleep apnoea? YES NO

d) History of any listed neurological conditions 1-8? YES NO

Section 4 – Psychiatric Illness

A history of or evidence of any listed mental health or substance conditions? YES NO

Section 5 – Sensory

Surname

Forename(s)

Date of Birth

Photo ID Checked

a) Did the applicant fail the Ishihara colour plate test? YES NO

b) Does the applicant lack the ability to read 6/6 on the Snellen chart at 6 metres distance? YES NO

c) Does the applicant lack the ability to read 6/60 with at least one eye without any visual aid? YES NO

For all applicants record the visual acuity of each eye

Uncorrected - Right

Uncorrected - Left

Corrected - Right

Corrected - Left

d) Has the applicant any defects in their field of vision in either eye? YES NO

e) Is there evidence of any progressive disease in either eye? YES NO

f) Does the applicant have any other eye condition which could limit vision, either now or within the next 5 years? YES NO

Name of examining Doctor/optician (print)

Signature of examining Doctor/optician

Date of signature

Your GOC, HPC or GMC Number

Doctor/Optometrist/Optician Stamp

Section 6 – Malignant Disease

a) Malignant disease likely to impair physical or mental fitness? YES NO

b) History of bronchogenic carcinoma or any other malignant tumour with significant liability to metastasise cerebrally? YES NO

Section 7 – Musculoskeletal Limitations

Height (m)

Weight (kg)

a) Does the applicant lack the strength and flexibility needed to perform their normal duties such as mooring and lock operations? YES NO

b) Does the applicant lack strength and flexibility to get in and out of a moving life raft? YES NO

c) Is the applicant’s build likely to interfere with the activities listed above or prevent access to areas of the vessel with limited space? YES NO

d) Is there currently any disability of the spine, limbs or hands likely to limit duties or safety procedures while working? YES NO

e) Has the applicant had a knee/hip replacement or other limb prosthesis? YES NO

f) Does the applicant lack sufficient fitness to be responsible for the safety of fare paying passengers? YES NO

Section 8 – Respiratory System

i) Sinusitis/Nasal Obstruction YES NO

ii) Chronic Bronchitis and/or Emphysema YES NO

iii) Pneumothorax YES NO

iv) Asthma YES NO

a) History of severe childhood asthma with symptoms present during the last five years? YES NO

b) Exercise or cold induced asthma? YES NO

c) Mild asthma requiring bronchodilator reliever inhalers on more than two days a month? YES NO

d) Moderate or severe asthma as an adult? YES NO

e) Any hospital admissions over the last three years, or oral steroid treatment for asthma during the last three years? YES NO

Section 9 – Other Medical Conditions/Additional Information

c) Is the applicant taking any medication that can impair safety duties? YES NO

d) Is the applicant taking any medication with risk of acute complications? YES NO

Section 10 – Declaration by Examining Doctor

Please tick a, b or c as appropriate.

a) There are no ticks in any “YES” box and I have completed the ML5 certificate proforma at PART C and retained a copy.

b) There are ticks in “YES” boxes in Section 1 – 8, so I have not issued the ML5 certificate.

c) There is any other significant medical condition detailed in Section 9, so I have not issued the ML5 certificate

Date of Examination

GMC Number

Signature of Examining Medical Practitioner

Name (print)

Address (print)

Telephone Number

Are you the applicant’s General Practitioner?

YES NO

Usual Medical Practitioner or Medical Advisor

Address

County

Postcode

PART C – ML5 Certificate

This is to certify that:

Surname

Forename(s)

Date of Birth

Home Address

Post Code

I have assessed the above applicant and all assessment ticks are in the “NO” box (right hand column).

A practical test of capability for current duties has not been carried out.

Signed (Medical Practitioner)

Name (Block Letters)

Address

Postcode

This certificate is valid until

Date issued

GMC Registration Number

Doctors Official Stamp

Name of RYA / MO Endorsing Officer

Signature

Signature of Holder

Date

RYA or MO Stamp

PART D – MEDICAL REVIEW

Details of vessel

To Sea

Categorised Waters

Type of Vessel

Vessel Size

Up to miles from point of departure

Up to miles offshore

Longest length of trip

Operational at night

Area of operation (including category)

Type of operation involved

Other relevant risk factors

Minimum Number of Crew

Holders of BMLs

Additional crew with same qualifications

Unqualified but trained/experienced crew

Trainees/others

Passengers (where applicable)

Maximum number of fare-paying passengers

Medication

Details of any regular review/monitoring of condition

I authorise my doctor(s) and specialist(s) to release reports/medical information about my condition relevant to my fitness, to the MCA Medical Assessor. I authorise the Secretary of State to disclose such relevant medical information as may be necessary to the investigation of my fitness, to my doctor/s and MCA Medical Assessors.

Signature of Applicant

Date

PART E – CONTINUATION BOX

Enter text✕

What the Seafarer Medical Report (ML5) and ML5 Certificate Are

The Seafarer Medical Report (ML5) documents a seafarer’s medical history and the findings of a maritime medical examination; the ML5 Certificate is the signed, completed certificate issued after the exam. These documents confirm fitness to perform duties at sea, record any restrictions or treatment recommendations, and are commonly required by shipowners, manning agencies, port authorities and insurers. Completion by an approved medical practitioner and clear identification of the seafarer are essential for acceptance by flag states and employers, while secure recordkeeping preserves legal and operational traceability.

Why accurate ML5 records matter for crews and employers

A correct Seafarer Medical Report and ML5 Certificate establish fitness for duty, reduce operational risk, support regulatory compliance and protect employer and seafarer interests in claims or inspections.

Why accurate ML5 records matter for crews and employers

Primary users and stakeholders

Several distinct roles complete, rely on, or review the ML5 and ML5 Certificate.

  • Ship operators and manning agents — confirm crew fitness and manage crew rotations, medical restrictions, and insurance requirements.
  • Maritime medical examiners and clinics — perform examinations, record findings, certify fitness, and retain medical records per law.
  • Seafarers and crewing HR teams — maintain personal medical history, present valid certificates for joining or change of assignment.

Clear role separation — examiner issues the certificate; employer and seafarer share responsibility for timely renewal and secure record retention.

Core parts of a professional ML5 report and certificate

A complete ML5 contains consistent personal identification, a documented clinical exam, objective test results, and an explicit certificate section signed and dated by the examining practitioner.

Personal Details

Full legal name, date of birth, nationality and seafarer ID required to match official identity documents.

Medical History

Current and past medical conditions, medications, allergies, and prior hospitalizations relevant to seafaring duties.

Examination Findings

Physical exam results covering cardiovascular, respiratory, neurological and musculoskeletal systems, with any limitations noted.

Vision & Hearing

Visual acuity, color vision and audiometry findings documented against the required standards for watchkeeping and safety-critical duties.

Laboratory Results

Relevant lab tests and imaging summaries recorded or attached; abnormal results require explanation and follow-up plan.

Certification

Signed, dated declaration by the approved medical practitioner stating fitness, conditions, validity period and any restrictions.

Essential data elements to include

Full name: As on passport
Date of birth: MM/DD/YYYY
Seafarer ID: IMO/Seafarer number
Examiner name: Practitioner details
Exam date: MM/DD/YYYY
Signature: Signed and dated

Step-by-step completion process

Follow a consistent sequence to limit errors and ensure the certificate is accepted by employers and authorities.

  • 01
    Gather documents: Passport, seafarer ID, medical records
  • 02
    Complete details: Fill name, DOB, ID and contact
  • 03
    Undergo examination: Practitioner documents findings
  • 04
    Issue certificate: Examiner signs and dates ML5

Configure an online workflow for ML5 completion

Set digital fields, authentication and storage before sending the form to the examining practitioner or seafarer.

Field Configuration
Personal fields Required, read-only after submission
Examiner signature Require signer authentication
Attachments Allow PDF lab reports upload
Storage Encrypted archive with access controls

Typical document routing and submission

A clear routing pattern reduces delays: upload, assign roles, authenticate the examiner, capture the signed certificate, and archive securely.

  • Upload: Submit blank ML5 as PDF
  • Prepare fields: Place name, date, signature fields
  • Send to examiner: Email link or secure portal
  • Archive: Store signed PDF with audit trail

Technical considerations for eSubmission and storage

Confirm file formats, signer authentication, and secure storage before enabling electronic completion or e-signature.

  • Formats: PDF, DOCX supported
  • Integrations: Connect to HR or ship systems
  • Authentication: Email, SMS, or stronger

Select a platform that supports audit trails, document encryption and the integrations your crew and clinic use to reduce manual handling and preserve evidentiary integrity.

Typical validity and renewal expectations

Validity and renewal rules vary by authority; plan ahead to avoid lapses that can prevent a seafarer from joining a vessel.

Certificate validity:

Varies by flag state; commonly 1–2 years

Renewal timing:

Schedule renewal before expiry to prevent service interruption

Interim checks:

Employers may require additional checks after incidents

Record updates:

Amend the ML5 promptly if medical status changes

Regulatory checks:

Port state control may review certificate and records

Key milestones from exam to archived certificate

Track milestones to ensure timely issuance and compliant record retention across the crew lifecycle.

01

Pre-exam screening

Collect ID and medical history prior to appointment.

02

Clinical examination

Practitioner conducts tests and records findings.

03

Certificate issuance

Examiner signs ML5 and defines validity.

04

Archival and access

Store signed copy with encrypted access controls.

Common mistakes to avoid when preparing ML5 forms

  • Incomplete identity fields that don’t match passport or seafarer ID delaying port clearance and boarding.
  • Unsigned or undated examiner section rendering the certificate invalid for employer or port checks.
  • Attaching illegible laboratory reports or failing to include reference ranges that clarify abnormal results.
  • Using inconsistent dates (exam, signature, effective date) that cause administrative rejection during vetting.

Consequences of incorrect or missing ML5 documentation

Unfit for service: Immediate removal from duty
Regulatory fines: Penalties by port or flag authority
Voyage delays: Crew replacement or medical evacuation
Insurance issues: Claims denial or premium increases
Invalid certificate: Rejected during inspections
Legal exposure: Employer or practitioner liability

Supporting documents and export options

Keep ancillary documents together and export signed copies in standard formats for sharing with authorities and insurers.

Export Formats

Signed copies should be exportable as PDF/A and PDF to preserve appearance and enable long-term archival.

Supporting Documents

Attach lab reports, fitness-for-duty letters, vaccination records and any specialist reports referenced in the ML5.

Storage Options

Use encrypted cloud storage or secure HR systems with role-based access and immutable audit trails.

Audit Trail

Capture timestamps, IP, signer identity and any modifications for evidentiary purposes.

Selected eSignature provider comparison for ML5 workflows

Choose a platform that supports audit trails, secure storage and HIPAA compliance where required; pricing and features vary by plan and volume.

signNow DocuSign Adobe Sign PandaDoc HelloSign
Starting Price $8/user/mo $15/user/mo $14/user/mo $19/user/mo $15/user/mo
Free Trial Yes, 7-day trial Varies Varies Yes, limited Yes, limited
Bulk Send Yes Yes Yes Yes No
Audit Trail Yes Yes Yes Yes Yes
HIPAA Compliant Yes Yes Yes No No
Envelope Cap No cap 100 envelopes/user/year No cap No cap No cap

Frequently asked questions about ML5 completion and e-submission

Answers to common questions on signatures, validity, storage and corrections for the Seafarer Medical Report (ML5) and ML5 Certificate.


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