| British | American | Legal words affected |
|---|---|---|
| -our | -or | labour/labor |
| -ise | -ize | organise/organize |
| -re | -er | centre/center |
| -ence | -ense | licence (n.)/license |
| -lled / -lling | -led / -ling | counsellor/counselor |
| judgement (general) | judgment | judgment is standard in BOTH legal systems |
Rule for your writing: choose one variety and be consistent throughout the document.