Domestic air transport operations are reserved to citizen-owned, citizen empowered company or citizen influenced companies. Foreign air operators can, however, be authorised by the Minister to perform international air transport services. 
2. (1) In this Act, unless the context otherwise requires—[...]
“ airport services ” means services provided at an aerodrome which are essential for safe air traffic operations and includes but is not limited to the following: (a) ground handling of civil aircraft, passengers, baggage, freight or mail;
(b) fire fighting; (c) medical services for flight crew members and passengers; (d) the supply of civil aircraft with fuel and lubricants; (e) protection services against acts of unlawful interference to civil aircraft; (f) in flight catering services; (g) conveniences for passengers and other airport users; and (h) services by self-service handling provider;[...]
“ air service ” means any scheduled air service performed by aircraft for the public transport of passengers, mail or cargo; [...]
“ citizen ” means— (a) an individual who is a Zambian citizen; (b) a partnership of which each member is a Zambian citizen; or (c) a citizen owned company, citizen empowered company or citizen influenced company, as defined in the Citizens Economic Empowerment Act,
2006;
[...]
PART IV - AIR SERVICES [...]
29. (1) An application for an air services permit shall be made to the Minister in a prescribed form and shall be accompanied with such fees as may be prescribed in accordance with section forty-four.
(2) An application for an air services permit shall— [...]
(c) comply with sections fifty-three, fifty-four, fifty-eight and fifty-nine of the Civil Aviation Authority Act, 2012.
[...]
105. (1) A person shall not provide airport services without a permit for the provision of airport services issued under this Part.
(2) A commercial entity shall not be granted a permit for provision of airport services unless—
(a) its principal place of business and its registered office are located in Zambia;
(b) a minimum of ten percent of the commercial entity’s shares are owned by citizens; and
(c) it pays the prescribed fee for issuance of the permit. 
[...]
113. If the Minister, in consultation with the Authority, determines that other countries have not provided providers of airport services who are citizens of Zambia with—
(a) the same treatment that providers of airport services of those countries have in Zambia; or
(b) the same treatment received by providers of airport services from third parties;
the Minister shall wholly or partially cease the obligations arising from those countries.[...]" (CIVIL AVIATION ACT, 2016)
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"(1) In this Act, unless the context otherwise requires –[...]
"air operator" means any person who undertakes to engage in domestic commercial air transport or international commercial air transport, whether directly or indirectly or by a lease or any other arrangement;
"air operator certificate" means a certificate authorising an operator to carry out specified commercial air transport operations and attesting to the fact that the operator is properly and adequately equipped for safe operations in commercial air transport and maintenance of aircraft;
"citizen" means –
(a) an individual who is a Zambian citizen;
(b) a partnership of which each member is a Zambian citizen; or
(c) a citizen-owned company, a citizen-empowered company, citizen-influenced company, as defined in the Citizens Economic Empowerment Act, 2006 [Act No. 9 of 2006];
[...]
52. Air operator certificate
(1) A person desiring to operate as an air operator, and who is a citizen, may file, with the Director-General, an application for an air operator certificate in the form, and containing such information, as may be prescribed under section fifty-five.
[...]
53. Commercial air transport permit
(1) An air operator shall not engage in any commercial air transport unless the operator holds a permit issued by the Minister under the Air Services Act [Cap. 446] and complies with this Act.
[...]
54. Permit to foreign air operator
(1) A foreign air operator shall not engage in commercial air transport within, to and from Zambia unless the operator holds a permit issued by the Minister under the Air Services Act [Cap 446] and complies with this Act.
(2) Notwithstanding the Air Services Act [Cap 446], the Minister may issue a commercial air transport permit to a foreign operator if the Minister finds that the applicant is- (a) capable of properly performing international commercial air transport and to conforming to the provisions of this Act and the regulations, orders, notices, circulars, directives, and requirements issued under this Act; and
(b) qualified, and has been designated by the applicant's government, to perform international commercial air transport under the terms of an agreement with Zambia, or that such transportation shall be in the public interest.[...]" (Civil Aviation Authority Act, 2012)
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3. In this Act, unless the context otherwise requires -
"broad-based economic empowerment" means the economic empowerment of -
(a) targeted citizens; (b) citizens empowerment companies (c) citizen influenced companies; and (d) citizen owned companies; [...]
"citizen" means a citizen of Zambia;
"Citizen empowerment company" means a company where twenty-five to fifty percent of its equity is owned by citizens;
"citizen influenced company" means a company where five to twenty-five percent of its equity is owned by citizens and in which citizens have significant control of the management of the company;
"citizen owned company" means a company where at least fifty point one percent of it equity is owned by citizens and in which citizens and in which citizens have significant control of the management of the company; [...]" (Citizens Economic Empowerment Act, 2006 (No. 9 of 2006))

CIVIL AVIATION ACT, 2016
CIVIL AVIATION AUTHORITY ACT, 2012
[<a href="https://www.parliament.gov.zm/sites/default/files/documents/acts/The%20Civil%20Aviation%20Act,%202016.pdf">Act</a>],[<a href="http://www.caa.co.zm/ajax/viewfile.php?id=121">Act</a>]