Difference between 'bylaw' and 'byelaw'?

[Rich7]

Test No. incompl/advan-80 "GMAT Verbal Quiz (3)", question 10

It wasn't really a serious crime but it was pointed out to him that by parking there he was in ......... of a local byelaw.

(a) vindication
(b) virement
(c) visitation
(d) violation

Test No. incompl/advan-80 "GMAT Verbal Quiz (3)", answer 10

It wasn't really a serious crime but it was pointed out to him that by parking there he was in violation of a local byelaw.

Correct answer: (d) violation

Your answer was: correct
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I found out that there is "byelaw" and also "bylaw", are these two the same?

[Torsten]

Both versions are correct - just a different spellings for the same thing.
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Test Of English for International Communication
TOEIC Preparation & TOEIC Vocabulary

[Rich7]

Thanks a ton once again.