In Scotland Chapters are divided into 20 Provinces supervised by Provincial Grand Chapters:
- Aberdeenshire
- Angus and Mearns
- Argyll and the Isles
- Ayrshire
- Banff, Moray and Nairn
- Border Province
- Dumfriesshire
- Dunbartonshire
- Fife and Kinross
- Galloway
- Glasgow
- Inverness-shire
- Lanarkshire (Middle Ward)
- Lanarkshire (Upper Ward)
- Linlithgowshire
- Mid and East Lothian
- Perthshire
- Renfrewshire
- Ross and Cromarty
- Stirling and Clackmannan
Under the direct supervision of Supreme Grand Chapter, Chapters and Councils are situated in:
- Metropolitan District (Edinburgh)
- Orkney
- Shetland
- Caithness
- Sutherland
Chapters overseas are supervised by District Grand Chapters:
- Barbados and the Eastern Caribbean
- Bermuda
- Cape Province of South Africa (Eastern Division)
- Cape Province of South Africa (Western Division)
- East Africa
- The Far East
- Ghana
- Guyana
- India and Ceylon
- The Bahamas
- The Middle East
- Natal
- New Zealand (North Island)
- New Zealand (South Island)
- Nigeria (Bendel State)
- Nigeria (Eastern Division)
- Nigeria (Lagos State)
- Peru
- Sierra Leone
- Tasmania
- The Transvaal, Orange Free State and Northern Cape
- Trinidad and Tobago
- Western Australia
- Zimbabwe
In addition there are groups of Chapters under the guidance of Grand Supervisors:
- Fiji
- Gibraltar
- Lebanon
- Nigeria
- Thailand
- Zambia
Finally there are a few individual Chapters and Councils under the direct supervision of the Supreme Grand Chapter:
- Bolivia
- Chile
- Jordan
- Malawi
- Mauritius
- Panama
- Queensland
A few countries cover the Royal Arch themes slightly differently and the Supreme Grand Royal Arch Chapter of Scotland recognises the following Grand Lodges which have St Andrew's LodgesLodges, which work an equivalent degree:
- Denmark
- Germany (Land Lodge)
- Iceland
- Norway
- Sweden
Read A Brief History of The Supreme Grand Royal Arch Chapter of Scotland of Scottish Royal Arch Freemasonry.
The Supreme Grand Royal Arch Chapter of Scotland now has its own web site.