You are still required to fulfil your legal responsibilities as a landlord. Providing and maintaining safe and decent accommodation, providing those certificates demanded by law and abiding by your side of the tenancy agreement.
The Government is encouraging landlords and tenants to take a pragmatic, common-sense approach to non-urgent issues and recommends that access to a property is only proposed for serious and urgent issues.
Landlords are still obliged to provide tenants with all necessary gas and electrical safety and any other relevant certifications required. However, there is a little flexibility with this as well.
There are provisions in both regulations to account for situations in which a landlord cannot fulfill their duties but you must demonstrate that you have taken all of the reasonable steps to comply with the law. and also keep records of your actions.