restricting its benefits or excluding certain conditions from the coverage. Riders, together with other attachments to the policy like clause, warranty or endorsements, are not binding on the insured unless the descriptive title or name thereof is mentioned and written on the blank spaces provided in the policy
Commissioner of Internal Revenue v. Lincoln Philippine Life Insurance Company, G.R. No.
119176 (March 19, 2001)
When the requirements for a rider are complied with (including clause, warranty or endorsement), it is considered part of the policy. Thus, a rider containing an “automatic increase clause” – one that increases the coverage subject to the attainment of a certain age of the insured – is not a separate contract. It is part of the original policy which is in the nature of a conditional obligation