Legally Restricting, Obligatory
This page is the CodyCross answer for the clue below from Futuristic City , Group 996, Puzzle 2 (Carbon Dioxide Catcher).
Question is: Legally Restricting, Obligatory
and the answer is: BINDING
Word Meaning:
BINDING — (of an agreement, contract, etc.) Imposing stipulations or requirements that must be honoured.
Definitions from Wiktionary.