Code of Federal Regulations Title 39. Postal Service § 39.3055.50 Standard Mail

(a) For each product within the Standard Mail class, report the on-time service performance (as a percentage rounded to one decimal place), disaggregated by the Destination Entry (2–day), Destination Entry (3–day through 4–day), Destination Entry (5–day through 10–day), End-to–End (3–day through 5–day), End-to–End (6–day through 10–day), and End-to–End (11–day through 22–day) entry mail/service standards, provided at the District, Postal Administrative Area, and National levels.

(b) For each product within the Standard Mail class, report the service variance (as a percentage rounded to one decimal place) for mail delivered within +1 day, +2 days, and +3 days of its applicable service standard, disaggregated by the Destination Entry (2–day), Destination Entry (3–day through 4–day), Destination Entry (5–day through 10–day), End-to–End (3–day through 5–day), End-to–End (6–day through 10–day), and End-to–End (11–day through 22–day) entry mail/service standards, provided at the District, Postal Administrative Area, and National levels.