How can working hours be increased, which employers are required to hire a occupational safety specialist?

Can working hours be increased by collective agreement, and which employers are required to hire an occupational safety specialist as well as retire after 3600 days of premiums? Professor Cem Kılıç answers these questions for ntv.com.tr.
Can Working Hours Be Increased by Collective Agreement?
– Work hours can only be reduced, not increased. – The legal weekly working hours are 45 hours. – Overtime cannot exceed 270 hours per year.
Which Employers are Required to Hire an Occupational Safety Specialist? – All employers with more than 50 employees must have an occupational safety specialist and workplace doctor. – Effective January 1, 2025, small businesses with fewer than 50 employees will also be subject to this requirement. – Enterprises without an occupational safety specialist or workplace doctor may face fines of up to 170,000 TL per month. – Employers can participate in an online certification program offered by Anadolu University and the Ministry of Labor to provide this service in their own workplaces.
Is Retirement Possible with 3600 Days of Premium?
– Retirement with 3600 days is possible, but the age of 60 must also be met. – To retire, one must fulfill the requirements of 15 years of insurance period, 3600 days of premium, and be at least 60 years old. If a woman who became insured in 2007 has paid 5536 days of premiums, when can she retire? – She must complete 7000 premium days and be at least 58 years old. Alternatively, she can also retire by completing 4500 days of premium and 25 years of insurance period. What are the Conditions for Disability Retirement and how many percent of disability report is required? – A disability report of at least 60% is required for disability retirement. – At least 1800 days of premiums must have been paid. – A minimum of 10 years of insurance period is necessary.