By CNN's Deena Zaru

The oral arguments regarding Hobby Lobby vs. Sebelius commence in the Supreme Court on Tuesday. In this case the contraception coverage mandate in the Affordable Care Act (ACA) will be debated, specifically as it applies to for-profit corporations.

The mandate requires businesses of a certain size to provide contraception coverage for their employees. Nearly 50 businesses, many of them Catholic, have sued, and some have protested the coverage of any form of birth control.

However, in the case currently before the Supreme Court, brought on by the Oklahoma-based arts and crafts chain Hobby Lobby Stores Inc., and an identical case brought on by Pennsylvania-based Conestoga Wood Specialties Corp., only certain contraceptives are disputed.

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