Washington, DC – Today, the Postal Regulatory Commission issued its advisory opinion on the Postal Service’s proposal to change service standards for Retail Ground (RG) and Parcel Select Ground (PSG). (Docket No. N2022-1). The Postal Service’s proposal would upgrade the service standards for RG and PSG from its current 2 to 8-day standard to a 2 to 5-day standard. 39 U.S.C.