¹ After the probation period has expired, the employer may not terminate the employment relationship:

a.¹⁹⁷

while the other party is performing Swiss compulsory military or civil defence service or Swiss alternative civilian service or, where such service lasts for more than eleven¹⁹⁸ days, during the four weeks preceding or following it;

b.

while the employee through no fault of his own is partially or entirely prevented from working by illness or accident for up to 30 days in the first year of service, 90 days in the second to fifth years of service and 180 days in the sixth and subsequent years of service;

c.

during the pregnancy of an employee and the sixteen weeks following birth;

c^bis.¹⁹⁹

before the end of the extended period of maternity leave in accordance with Article 329f paragraph 2;

c^ter.²⁰⁰

for as long as the employee is entitled to carer’s leave under Article 329i, but for no longer than six months from the day on which the period within which to take the leave begins;

d.

while the employee is participating with the employer’s consent in an overseas aid project ordered by the competent federal authority.

² Any notice of termination given during the proscribed periods stipulated in paragraph 1 is void; by contrast, where such notice was given prior to the commencement of a proscribed period but the notice period has not yet expired at that juncture, it is suspended and does not resume until the proscribed period has ended.

³ Where a specific end-point, such as the end of a month or working week, has been set for termination of the employment relationship and such end-point does not coincide with the expiry of the resumed notice period, the latter is extended until the next applicable end-point.