S&P Global Ratings assigned its ‘A’ long-term rating to Will County School District No. 81 (Union) (Union SD) , Illinois’ $10.685 million series 2026 general obligation (GO) debt certificates. The outlook is stable. The district’s pledge of legally available funds secures the series 2026 debt certificates. We rate the certificates at the same level as our view of Union SD’s general creditworthiness because we believe the district’s ability to repay the obligation is closely tied to its operations, which is reflected by our GO rating. The certificates are the first of two planned issuances, the second being $14 million in GO alternate revenue source bonds planned for 2027, that will fund the construction of a new school building to address