Online payment is very good option to pay your LIC premium. You can open E-portal account under
www.licindia.com where you can registered your policies by which you can see your policy details(Nomination, Address, Plan, Term, Next Due Date, Maturity Date etc.) change of address (if you authorised any one policy of your servicing branch) & also pay your premium online & many more.
If you are paying premium online through
www.licindia.com then only under your account e-receipt is get generated & it will get stored under your account.