'is not needed for' is a perfectly correct and usable part of a sentence in written English.
Example: This information is not needed for the report.
Luckily, science is not needed for that one.
Mandatory unbundling is not needed for infrastructure-based competition here.
It is found that Cl atom is not needed for the production of CuCl.
The phosphorylation of the third intracellular loop residues is not needed for arrestin-3 association, however.
(Under county law, the Legislature's approval is not needed for contracts under $25,000).
Creating corporate strategy is not needed for such corporations to rightfully exist.
Figure 4: Direct contact with other bees is not needed for entrainment by the colony environment.
Technical background is not needed for this course, but may be drawn on if you have it.
It is demonstrated that the original Bresse Timoshenko beam theory, as an overcomplicated theory, is not needed for crack analysis.
The interior is not a landmark, so the commission's approval is not needed for the remaining renovation.
Some environmentalists and Bronx neighborhood groups have argued for years that treatment is not needed for the Croton watershed.
