The first principle is if you are in the United States and you do not get a change of status you are not exempt from the quota. The second principle is if you are outside the USA and you don't get a visa stamp you are not exempt from the quota. Now in both these cases whether you join the job or not is irrelevant. So the third principle is whether you are joining the job or not is irrelevant.
If you are in your home country you must get a visa stamp if you don't, you are not exempt from the quota. If you are in the USA you must get a change of status otherwise you are not exempt from the quota. Hence principal number four is that if your approved H-1 is revoked before October 1st then you are still subject to the quota and the last principle is if your H-1 is revoked for error or for fraud or misrepresentation you are still subject to the quota. More...
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