4-2  UNCONTROLLED COPY WHEN DOWNLOADED  Check with FSIMS to verify current version before using  7. Except when necessary for takeoff and landing  all flights will be conducted at or above  500 feet above ground level.  8. No cargo may be carried  nor may any dispensing materials be carried in the hopper  or  carried in bulk packages or metal containers on board the helicopter when operating in  accordance with this waiver.  FIGURE 4-1. SAMPLE CERTIFICATE OF WAIVER J550  BANNER TOWING  OPERATIONS  1.  The operator  [Name]  is authorized in accordance with Title 14 of the Code of Federal Regulations  (14 CFR) part 91  § 91.311 to conduct banner towing operations when signed by the Responsible Person  listed in Table 1 and in item 2 on the FAA Form 7711-2 application. This document constitutes the same  authority as FAA Form 7711-1 (7-74) and will be issued in lieu of that form for banner towing operations.  a.  This Certificate of Waiver (CoW) does not waive any state law or local ordinance. Should the  proposed operations conflict with any state law or local ordinance or require permission of local  authorities or property owners  it is the operator’s responsibility to resolve the matter.  b.  No person may conduct any operation pursuant to the authority of this CoW except in accordance  with the standard and special provisions contained in this CoW  and other requirements of 14 CFR not  specifically waived by this CoW.  2.  Responsible Person. This CoW is considered invalid until signed by the Responsible Person for flight  operations listed in Table 1. The Responsible Person for flight operations may be either a person who is a  U.S. citizen or a person who holds a U.S. pilot certificate  and has ongoing knowledge of the operations  of the aircraft and legal authority to sign on behalf of the operator. By signing this document  the  Responsible Person for flight operations accepts responsibility for ensuring compliance with the stated  regulations  requirements  limitations  and provisions of this CoW.  a.  If the Responsible Person signing this CoW relinquishes responsibility  this CoW becomes  invalid.  b.  The name  telephone number or email address  street address (not a post office box)  city  state   and ZIP Code for the person responsible for flight operations are listed in Table 1 below.  3.  Effective Date and Expiration. This CoW is effective from [date] to [date]  inclusive  and is subject to  cancellation at any time upon notice by the Administrator or his authorized representative. The CoW  must not exceed 24 calendar-months. The operator may renew this CoW by submitting an application  for a CoW  at least 45 days prior to the expiration date  to the responsible Flight Standards District  Office (FSDO).  Name  Telephone #/Email Address  Address  City  State  ZIP  Table 1 – Responsible Person 