3. Where a certificate is given in a case where Article 58(6)(b) has effect with the words added by regulation 17(2), there shall be added at the end of paragraph 1 of the certificate either—
(a)“and are such that the amount by which the value of the scheme assets falls short of the amount of the scheme liabilities will be reduced by additional contributions of equal or decreasing amounts made at not more than yearly intervals throughout that period”, or
(b)“and are such that the amount by which the value of the scheme assets falls short of the amount of the scheme liabilities will be reduced by increasing some or all of the contribution rates by a percentage which either remains the same or decreases during that period”,
as appropriate.