Certifications & courses
Can I take the ISA Certified Arborist exam in Spanish?
ISA lists Spanish for two exams, not for the others.
Certification and training
Credentials tree workers are asked for, country by country: ISA, TCIA, UK tickets, European Tree Worker, safety cards, apprenticeships and how each is kept current.
147 pages in this topic. Each guide names its sources and the date they were read.
ISA Certified Arborist
Open
Certifications & courses
Credentials side by side: how each one is assessed, and for how long
Written exam, skills test, portfolio or practical, with the question counts, time limits and pass marks the bodies publish.
Work & pay
How do you become an arborist in the United States?
What the Bureau of Labor Statistics and O*NET say about entry, what ISA sets for its Certified Arborist credential, and how TCIA describes a registered apprenticeship.
Certifications & courses
How ISA credential exams are delivered: paper, computer, fees and retakes
Where and how an ISA exam is sat, the application steps in order, the fees ISA lists in US$, and what ISA's program guides say about rescheduling and retaking.
Certifications & courses
How long does it take to become a certified arborist?
ISA does not set a course length.
Certifications & courses
How much does the ISA Certified Arborist exam cost?
The fees ISA lists for the application, the exam, a retake, a reschedule and renewal, with the member and standard rates side by side and one place where two ISA pages differ.
Certifications & courses
ISA credentials, step by step: from Certified Arborist to Board Certified Master Arborist
Every credential the International Society of Arboriculture lists, what each one asks for, how its exam is built and which one has to come before which.
Certifications & courses
Preparing for an ISA exam: the kinds of study material and classes that exist
What ISA itself offers for study, what chapters, university extension offices and community colleges list for prep classes, and what ISA says about the line between a prep class and the exam.
Tool
CEU tracker for ISA credentials
Type the continuing education units earned in science, practice and management, and any in no category, to see the total against the count each ISA application guide gives for renewing by CEUs.
Other ISA credentials and TRAQ
Certifications & courses
Becoming a consulting arborist: the credentials by country
The credentials and memberships consulting arborists hold in each country, and what the bodies behind them say about them.
Certifications & courses
Credentials side by side: who may sit or apply
The entry conditions each body publishes for its tree-work credentials, in one table: ISA, TCIA, the Arboricultural Association, Arboriculture Australia, NZ Arb, the European Arboricultural Council and the UK awarding bodies.
Certifications & courses
How ISA credential exams are delivered: paper, computer, fees and retakes
Where and how an ISA exam is sat, the application steps in order, the fees ISA lists in US$, and what ISA's program guides say about rescheduling and retaking.
Certifications & courses
How long is the ISA TRAQ qualification valid?
ISA's program guide says seven years, with no recertification by CEUs.
Certifications & courses
ISA credentials, step by step: from Certified Arborist to Board Certified Master Arborist
Every credential the International Society of Arboriculture lists, what each one asks for, how its exam is built and which one has to come before which.
CEUs
Certifications & courses
Credentials side by side: how long they last, and the CEUs, CPD and fees to keep them
Renewal periods, continuing education units or CPD hours, and renewal fees with currency codes, as ISA, TCIA, the Arboricultural Association, Arboriculture Australia, NZ Arb, the European Arboricultural Council and the UK bodies publish them.
Certifications & courses
How many CEUs does an ISA Certified Arborist need to renew?
Thirty CEUs in each three-year period, or a retake of the exam.
Certifications & courses
Keeping certified: renewals and continuing education by country
What the awarding bodies say a credential needs to stay current in the United States, Canada, the United Kingdom, Australia and New Zealand, and where a page says nothing about renewal.
Tool
CEU tracker for ISA credentials
Type the continuing education units earned in science, practice and management, and any in no category, to see the total against the count each ISA application guide gives for renewing by CEUs.
UK tickets
Certifications & courses
Chainsaw and tree work tickets by country, by their full names
The awards and units a tree worker meets on a job ad, by the name and code the awarding body prints, with what each one is said to cover.
Certifications & courses
City and Guilds 0037-03 Thorough Examination of Arboricultural Equipment: what the handbook says
Number, Ofqual reference, hours, grading, unit content and examination intervals for the Level 3 Certificate of Competence in Thorough Examination of Arboricultural Equipment, plus how Lantra Awards words its own thorough examination award.
Certifications & courses
City and Guilds 0038-30 to 0038-41 utility arboriculture awards: what the handbooks say
Numbers, Ofqual references, hours, entry awards and assessment times for the eight City and Guilds NPTC utility arboriculture awards, plus the zone distances printed in the Basic Electrical Knowledge handbook.
Certifications & courses
City and Guilds 0039-20 Chainsaw Maintenance and Cross-Cutting: what the handbook says
Number, Ofqual reference, guided learning hours, entry, assessment, refresher modules and old-code facts for the Level 2 Certificate of Competence in Chainsaw Maintenance and Cross-Cutting, from the awarding body's own pages.
Certifications & courses
City and Guilds 0039-21 Felling Small Trees up to 380mm: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 2 Certificate of Competence in Felling Small Trees up to 380mm, plus how Lantra Awards words its own felling award.
Certifications & courses
City and Guilds 0039-22 Climbing Trees and Aerial Rescue: what the handbook says
Number, Ofqual reference, hours, entry, assessment time and unit content for the Level 2 Certificate of Competence in Climbing Trees and Aerial Rescue, plus how Lantra Awards words its own Level 3 climbing and rescue award.
Certifications & courses
City and Guilds 0039-23 Using a Chainsaw from a Rope and Harness: what the handbook says
Number, Ofqual reference, hours, entry awards, assessment time and unit content for the Level 2 Certificate of Competence in Using a Chainsaw from a Rope and Harness.
Certifications & courses
City and Guilds 0039-24 Arboricultural Ground Worker: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 2 Certificate of Competence in Arboricultural Ground Worker, an award for the ground crew supporting climbers.
Certifications & courses
City and Guilds 0039-26 Powered Pole Pruner Maintenance and Operation: what the handbook says
Number, Ofqual reference, hours, entry, assessment time and unit content for the Level 2 Certificate of Competence in Powered Pole Pruner Maintenance and Operation, plus how Lantra Awards words its own pole pruner award.
Certifications & courses
City and Guilds 0039-27 Felling Utility Poles: what the handbook says
Number, Ofqual reference, hours, entry award, assessment time and unit content for the Level 2 Certificate of Competence in Felling Utility Poles.
Certifications & courses
City and Guilds 0039-30 Assisted Felling: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 3 Certificate of Competence in Assisted Felling, with the older Assisted Fell Operations award and Lantra's version.
Certifications & courses
City and Guilds 0039-31 Aerial Tree Pruning: what the handbook says
Number, Ofqual reference, hours, entry awards, assessment time and unit content for the Level 3 Certificate of Competence in Aerial Tree Pruning, plus how Lantra Awards words its own aerial pruning award.
Certifications & courses
City and Guilds 0039-32 Aerial Tree Rigging: what the handbook says
Number, Ofqual reference, hours, entry awards, assessment time and unit content for the Level 3 Certificate of Competence in Aerial Tree Rigging, plus how Lantra Awards words its own rigging award.
Certifications & courses
City and Guilds 0039-33 Felling and Processing Medium Trees, 380mm to 760mm: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 3 Certificate of Competence in Felling and Processing Medium Trees over 380mm and up to 760mm.
Certifications & courses
City and Guilds 0039-34 Felling and Processing Large Trees over 760mm: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 3 Certificate of Competence in Felling and Processing Large Trees over 760mm, including a number misprint in the handbook.
Certifications & courses
City and Guilds 0039-35 Interwoven Stems and Part Blown Trees: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 3 Certificate of Competence in Dealing with Interwoven Stems and Part Blown Trees.
Certifications & courses
City and Guilds 0039-36 Emergency Treework Planning: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 3 Certificate of Competence in Emergency Treework Planning, a planning award with no cutting in it.
Certifications & courses
City and Guilds 0039-37 Individual Windblown Trees: what the handbook says
Number, Ofqual reference, hours, entry, assessment and refresher facts for the Level 3 Certificate of Competence in Individual Windblown Trees, with the old windblown award and Lantra's version for comparison.
Certifications & courses
City and Guilds 0039-38 Use of a Chainsaw from a MEWP: what the handbook says
Number, Ofqual reference, hours, entry awards, assessment time and unit content for the Level 3 Certificate of Competence in Use of a Chainsaw from a Mobile Elevating Work Platform, plus how Lantra Awards words its own MEWP chainsaw award.
Certifications & courses
City and Guilds branch removal and crown breakdown awards: 0039-25 and 0020-05
Two open City and Guilds awards with almost the same title, their numbers, hours, entry, assessment and the old CS37 code, from the awarding body's own pages.
Certifications & courses
Do UK tree workers need a chainsaw ticket?
What HSE's chainsaw leaflet and training page say about certificates of competence, who is excepted, how often refreshers are suggested, and where the FISA guide words it differently.
Work & pay
How do you become a tree surgeon in the UK?
The routes the National Careers Service lists, the entry requirements it gives, the apprenticeship standard behind the Arborist apprenticeship, and what HSE says about training.
Certifications & courses
Lantra Awards Level 3 aerial arboriculture awards: hours, prerequisites and Ofqual numbers
A side-by-side table of the seven Lantra Awards Level 3 aerial arboriculture awards, with Ofqual numbers, hours, credits and the prerequisites each specification names.
Certifications & courses
Old NPTC chainsaw codes and the awards that replaced them
Which award numbers the City and Guilds NPTC factsheet prints beside the old CS codes, what each award's status is in the 2026 list, and what the awarding bodies and the safety bodies say about refreshers.
Certifications & courses
The CPCS card: who issues it, what it shows and how the scheme says it is earned
What the Construction Plant Competence Scheme says about who runs it, how the Red and Blue cards are earned, what the card carries and how it is renewed, taken from its own pages.
Certifications & courses
The CSCS card: who issues it, what it shows and what the scheme says about requirement
What the Construction Skills Certification Scheme says about who runs it, what its cards show, what it costs and whether a card is required, taken from its own pages and its alliance pages.
Certifications & courses
The NPORS card: who issues it, what the cards show and what the scheme says about requirement
What the National Plant Operators Registration Scheme says about who runs it, its traditional and CSCS cards, how long they last and what each needs, taken from its own pages.
European Tree Worker and Europe
Certifications & courses
Credentials side by side: how each one is assessed, and for how long
Written exam, skills test, portfolio or practical, with the question counts, time limits and pass marks the bodies publish.
Certifications & courses
Credentials side by side: how long they last, and the CEUs, CPD and fees to keep them
Renewal periods, continuing education units or CPD hours, and renewal fees with currency codes, as ISA, TCIA, the Arboricultural Association, Arboriculture Australia, NZ Arb, the European Arboricultural Council and the UK bodies publish them.
Certifications & courses
Credentials side by side: who may sit or apply
The entry conditions each body publishes for its tree-work credentials, in one table: ISA, TCIA, the Arboricultural Association, Arboriculture Australia, NZ Arb, the European Arboricultural Council and the UK awarding bodies.
Certifications & courses
European Tree Worker and European Tree Technician: what they are, the exam parts, and the dates the EAC lists
The two certifications run by the European Arboricultural Council: who may sit, the exam parts, the countries and centres the EAC lists, and its calendar of sittings from October 10, 2026.
Rest-of-world credentials
Certifications & courses
Australia: AHC30824 Certificate III in Arboriculture, units and rules
The code, status, units and packaging rules the national training register shows for the Certificate III in Arboriculture, the trade qualification for climbing, crane, EWP, environmental and works coordinator roles.
Certifications & courses
Certifications by country: what employers ask for
Which certificates, units and qualifications show up in tree work job ads in each country, and where the rules actually come from.
Certifications & courses
Credentials side by side: how each one is assessed, and for how long
Written exam, skills test, portfolio or practical, with the question counts, time limits and pass marks the bodies publish.
Certifications & courses
Credentials side by side: how long they last, and the CEUs, CPD and fees to keep them
Renewal periods, continuing education units or CPD hours, and renewal fees with currency codes, as ISA, TCIA, the Arboricultural Association, Arboriculture Australia, NZ Arb, the European Arboricultural Council and the UK bodies publish them.
Certifications & courses
Credentials side by side: who may sit or apply
The entry conditions each body publishes for its tree-work credentials, in one table: ISA, TCIA, the Arboricultural Association, Arboriculture Australia, NZ Arb, the European Arboricultural Council and the UK awarding bodies.
Certifications & courses
Is arborist a Red Seal trade in Canada?
The Red Seal trade list does not name arborist.
Certifications & courses
No arborist licence, but rules: what the law asks in Canada, the UK, Australia and New Zealand
Does any law say you need a licence to do tree work?
Certifications & courses
Which US states license arborists or tree companies
A handful of states write a license, exam or registration for tree work into law.
Crane and aerial lift training
Safety
Cranes in tree work: operator licences and lifting rules by country
What regulators and official pages say about cranes used for tree removal, who must hold an operator licence or certificate, and who may sling the load, country by country.
Safety credentials
Certifications & courses
Credentials in Ireland: what the official pages name for tree work
What the Health and Safety Authority, Teagasc, the Forest Service, QQI and the national apprenticeship site say about chainsaw training, the Level 6 arboriculture apprenticeship and forestry courses in Ireland.
Certifications & courses
OSHA 10-hour and 30-hour cards: what the program is and where states ask for it
What the federal Outreach Training Program says about the 10-hour and 30-hour cards, what the cards are not, and the three state laws whose own pages name the 10-hour course for public work.
Certifications & courses
Plant health care: pesticide licences by country
What the official pages say about the licence or certificate needed to apply pesticides to trees for pay in the United States, Canada, the United Kingdom, Australia and New Zealand.
Certifications & courses
TCIA Electrical Hazards Awareness Program (EHAP): what the course asks for
What the Tree Care Industry Association says about its Electrical Hazards Awareness Program: the steps to the certificate, the test mark, the price list, the renewal and how the association ties it to the OSHA and ANSI electrical rules.
Certifications & courses
TCIA Tree Care Academy courses, the CTSP and the Crew Leader Qualification
The online courses, the safety professional credential and the crew leader qualification of the Tree Care Industry Association, with the prices, continuing education credits, steps and renewal rules its own pages print.
Certifications & courses
The CPCS card: who issues it, what it shows and how the scheme says it is earned
What the Construction Plant Competence Scheme says about who runs it, how the Red and Blue cards are earned, what the card carries and how it is renewed, taken from its own pages.
Certifications & courses
The CSCS card: who issues it, what it shows and what the scheme says about requirement
What the Construction Skills Certification Scheme says about who runs it, what its cards show, what it costs and whether a card is required, taken from its own pages and its alliance pages.
Certifications & courses
The NPORS card: who issues it, what the cards show and what the scheme says about requirement
What the National Plant Operators Registration Scheme says about who runs it, its traditional and CSCS cards, how long they last and what each needs, taken from its own pages.
Certifications & courses
What is a Certified Treecare Safety Professional (CTSP)?
TCIA's safety credential for tree care: who it is for, who can enroll, what the program costs, how the exam runs and what renewal takes, as TCIA words it.
Apprenticeships and courses
Certifications & courses
Apprenticeships in tree work, country by country
The official apprenticeship routes into tree work in the United States, Canada, the United Kingdom, Australia and New Zealand, with the hours, terms and funding the government pages state.
Certifications & courses
Arborist trades across Canada: what each province names and where Red Seal stands
The arborist trade programs, apprenticeship hours and compulsory or voluntary status that provincial trade authorities print for British Columbia, Ontario, Quebec, Nova Scotia and Manitoba, and what the Red Seal pages show.
Certifications & courses
Australia: AHC20520 Certificate II in Arboriculture, units and rules
The code, status and eleven core units the national training register shows for the Certificate II in Arboriculture, the ground-based, pre-apprenticeship level.
Certifications & courses
Australia: AHC30824 Certificate III in Arboriculture, units and rules
The code, status, units and packaging rules the national training register shows for the Certificate III in Arboriculture, the trade qualification for climbing, crane, EWP, environmental and works coordinator roles.
Certifications & courses
Australia: AHC50524 Diploma of Arboriculture, units and rules
The code, status, entry units and packaging rules the national training register shows for the Diploma of Arboriculture, the consulting arborist and tree manager qualification.
Certifications & courses
Choosing a climbing course: questions for the trainer and the official registers
A course and a certificate are not always the same thing.
Certifications & courses
Credentials in Ireland: what the official pages name for tree work
What the Health and Safety Authority, Teagasc, the Forest Service, QQI and the national apprenticeship site say about chainsaw training, the Level 6 arboriculture apprenticeship and forestry courses in Ireland.
Work & pay
Do you need a degree to be an arborist?
What government career pages and ISA say about degrees, college programs and other routes into arborist work in the United States, Canada, the United Kingdom and New Zealand.
Groups & reading
Free learning for tree workers: official guides, courses and reading
An index of learning material that associations, governments and journals put online and say is free, with who publishes it, what format it is in and how the page states the price.
Work & pay
How do you become an arborist in Australia?
The national qualifications on training.gov.au for ground workers and climbing arborists, how they are packaged, and what Arboriculture Australia says about the skills shortage list.
Work & pay
How do you become an arborist in Canada?
What Job Bank, Skilled Trades Ontario, SkilledTradesBC and the government of Quebec say about the routes into arborist work, with hours, exams and certificate status for each.
Work & pay
How do you become an arborist in New Zealand?
The qualifications Tahatu lists for arborists, what the WorkSafe arboriculture code says about qualified arborists, and the employer subsidy and student membership pages.
Work & pay
How long is an arborist apprenticeship?
The hours and years that Skilled Trades Ontario, SkilledTradesBC, the government of Quebec, TCIA and the National Careers Service give for arborist apprenticeships.
Certifications & courses
Is arborist a Red Seal trade in Canada?
The Red Seal trade list does not name arborist.
Certifications & courses
Preparing for an ISA exam: the kinds of study material and classes that exist
What ISA itself offers for study, what chapters, university extension offices and community colleges list for prep classes, and what ISA says about the line between a prep class and the exam.
Start here
Routes into tree work in six countries: apprenticeship, college and on the job
A side-by-side look at what official pages say about apprenticeships, college study and entry on the job in the US, Canada, the UK, Ireland, Australia and New Zealand.
Crew leader qualification
Certifications & courses
TCIA Tree Care Academy courses, the CTSP and the Crew Leader Qualification
The online courses, the safety professional credential and the crew leader qualification of the Tree Care Industry Association, with the prices, continuing education credits, steps and renewal rules its own pages print.
Accreditation, trade shows and chapters
Groups & reading
Arborist chapters and branches near you, country by country
The regional arms of the main tree care associations, as ISA, the Arboricultural Association, Arboriculture Australia and NZ Arb list them on their own pages, with a link to each one.
Groups & reading
Associations, magazines and podcasts for tree workers
Who the main tree care associations are, what each one says it does for working climbers, and which magazines and podcasts were still publishing in September and October 2026.