1. COVID-19 Eviction Bans: Many states and localities implemented temporary eviction bans and restrictions in response to the COVID-19 pandemic, which have had a significant impact on landlords’ ability to collect rent and repossess properties.

2. Fair Housing Laws: Landlords must adhere to fair housing laws, which prohibit discrimination based on race, color, national origin, religion, sex, familial status, or disability.

3. Rent Control Regulations: Some states and cities have implemented rent control policies, which limit the amount that landlords can raise rent on tenants.

4. Security Deposit Limits: Many states have established security deposit limits, which limit the amount that landlords can charge tenants for security deposits.

5. Service and Assistance Animal Regulations: Landlords must comply with federal and state regulations regarding service and assistance animals, which may require landlords to allow tenants to keep animals even if they have a no-pet policy.

6. Lead Paint Disclosure Requirements: Landlords must comply with federal regulations requiring the disclosure of lead-based paint hazards in residential rental properties built before 1978.

7. Smoke Detector and Carbon Monoxide Alarm Requirements: Many states and localities require landlords to install smoke detectors and carbon monoxide alarms in rental properties.

8. Building and Fire Codes: Landlords must comply with building and fire codes, which regulate the safety and habitability of rental properties.

9. Licensing and Inspection Requirements: Some states and localities require landlords to obtain licenses and undergo periodic inspections to ensure compliance with regulations.

10. Tenant Screening Regulations: Landlords must comply with federal and state laws governing tenant screening, which regulate the types of information that landlords can consider when deciding whether to rent to a tenant.