Social Security Disability back pay will be paid in a single lump sum and will be reduced by the amount of SSI already paid for months when eligibility for the two programs overlap. The second SSI installment is due this month, but sometimes the installments are delayed.
The medium flat-rate boxes for Priority service are 13 5/8 inches by 11 7/8 inches by 3 3/8 inches and 11 inches by 8 1/2 inches by 5 1/2 inches. Shipping charges are $12.65. There is one small-size box offered for Priority service. It measures 8 5/8 inches by 5 3/8 inches by 1 5/8 inches and costs $5.95 to ship.
Large Video Box (Flat Rate pricing for international only). 9-1/4 x 6-1/4 x 2 â Inside. 9-9/16 x 6-7/16 x 2-3/16 â Outside. DVD Box (Flat Rate pricing for international only). 7-9/16 x 5-7/16 x 5/8 â Inside. 8-3/4 x 5-9/16 x 7/8 â Outside. Note: Flat Rate prices are available when material is sent in a USPS-produced Flat Rate Envelope or Box. When sealing a Flat Rate Box or Flat Rate Envelope, the container flaps must be able to close within the normal folds.