S&P Global Ratings assigned its 'AAA' rating and stable outlook to the Town of Groton, Mass.' roughly $8 million series 2021 general obligation (GO) school bonds and affirmed its 'AAA' rating, with a stable outlook, on the town's existing GO debt. The town's full-faith-and-credit pledge secures the school bonds. The town voted to exempt the series 2021 total amount from Proposition 2 1/2 limitations. The town's full-faith-and-credit pledge also secures existing debt; depending on the project, the debt could be subject to Proposition 2 1/2 limitations. We have not made a rating distinction between the town's limited-tax GO pledge and general creditworthiness. Despite limitations imposed by the commonwealth levy limit law on a portion of the bonds, the tax limitation