The SP meaning in the statute is “separate property.” There are 2 related meanings of SP Law. SP in law. Acronym24.com. (March 31, 2022). Retrieved November 30, 2022. acronym24.com/sp-meaning-in-law/ Abbreviation of “sine prole” without problem. Also an abbreviation for “same principle” or “same point”, which, when inserted between two quotations, indicates that the second contains the same teaching as the first. Supported by Black`s Law Dictionary, Free 2nd ed., and The Law Dictionary. “Sp.” Merriam-Webster.com Dictionary, Merriam-Webster, www.merriam-webster.com/dictionary/sp. Retrieved 30 November 2022. Use one of the following options to include these acronyms in your bibliography.