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.
Chainsaws and hand tools
Saw rules, saw tickets, protective clothing labels, fuel mix arithmetic and the official pages behind them.
21 pages in this topic. Each guide names its sources and the date they were read.
Saw operation and rules
Open
Safety
Chainsaw protection, head to boots: what to wear on the ground and in the tree
Helmet, face shield, hearing protection, chainsaw pants or chaps, boots and gloves: what the official sources in each country say about each item, and which standards they name.
Safety
Chainsaw recalls and safety notices: the official registers
Chainsaw recalls and safety notices from the CPSC in the United States, Health Canada and the UK product safety list, newest first, with each register's read date and a link to every notice.
Gear
Chainsaw trousers, chaps, boots and gloves: what the labels and classes mean
The standards behind cut-resistant chainsaw clothing, boots and gloves, what the official pages say about them, and which standard each country's rules point to.
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 0039-23 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 0039-30 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 0039-33 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 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
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.
Top-handle climbing saws
Gear
Choosing your first climbing saw
What HSE, WorkSafe New Zealand and the training bodies say about top-handled climbing saws: who should use one, what features the saw should have, and what courses ask before you take one aloft.
Fuel mix and storage
Tool
Fuel mix calculator
Type an amount of fuel and a ratio to see how much two-stroke oil that is, in litres, US gallons and imperial gallons.
Pole saws and pole tools
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.