The word pretax can be used either with or without a hyphen.
No it's not hyphenated.
No it doesn't need to be hyphenated.
No it doesn't need to be hyphenated.
The fees that need to be spent before the tax are collected to the governments.
Pretax Group's population is 1,100.
Pretax Group was created in 1944.
The noun phrase 'four week vacation' does not need to be hyphenated.
No, "reassigned" does not need to be hyphenated. The prefix "re-" is commonly used with verbs and is typically not hyphenated unless it precedes a proper noun or creates confusion. Therefore, "reassigned" is correctly written as one word.
yes for clarification
The term "buy-in" is typically hyphenated when used as a noun to refer to an agreement or acceptance of a proposal. For example, you might say, "We need to get buy-in from the team." However, when used as a verb, it is not hyphenated, as in "We need to buy in to the new strategy."
No it doesn't.
what effect do pretax salary reductions have on the federal income tax?