NEW YORK (Standard&Poor's) Sept. 24, 2013--Standard&Poor's Ratings Services said today that its 'BBB' and 'BB+' issue-level ratings on Allegion US Holding Co., a subsidiary of Ireland-based Allegion PLC, remain unchanged following the company's decision to upsize its term loan B by $200 million and reduce the proposed senior unsecured notes by the same amount. These changes will increase the size of the company's term loan B to $500 million from $300 million while the proposed senior unsecured notes will be reduced to $300 million from the originally expected $500 million. Allegion US Holding Co.'s proposed senior secured revolving credit facility due 2018, term loan A due 2018, and term loan B due 2020 are rated 'BBB',