Section 20-756. Consumer invoices; required disclosure

a.  Any  invoice
  provided  to  the  consumer  of  a  delayed  payment  transaction  shall
  separately disclose each item or service for which the consumer is being
  billed, including the following specific disclosures:
    1. a plain-language description of the item or service provided;
    2. the make and model number, where applicable;
    3. the cost of the item or service;
    4. date of purchase or service;
    5. date of delivery, where applicable;
    6. the name and business address of the provider;
    7.  the  telephone  number  of  the  provider's  billing department or
  customer service representative; and
    8. any  other  characteristics  of  the  transaction  required  to  be
  disclosed by law or regulation.
    b.  Where  an itemized receipt or, in the case of a food store, a cash
  register tape is given to the consumer at  the  time  of  purchase,  the
  invoice  need  only  disclose the name, address, and telephone number of
  the provider; the date of the transaction; and the dollar amount of  the
  transaction.