The Agricultural Labor Relations Board (ALRB) has laid out its arguments for an upcoming U.S. Supreme Court case. Two agricultural employers are challenging California’s 1975 law allowing farmworker unions to enter private property, claiming it as a taking of property.

brief submitted by ALRB on Friday argues that view is a narrow and extreme interpretation of the law. It would “imperil a wide variety of health- and safety-inspection regimes,” such as FDA inspections, social welfare visits and utility repairs, writes the board.

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“At its core, this lawsuit is an attempt to disenfranchise farmworkers and deprive them of basic information about their right to organize,” said ALRB Chair Victoria Hassid.

The court is scheduled to hear oral arguments on March 22.