I might be thinking about this when mentioning fees ..
1836 Act.
XXII. And be it enacted, That after the Expiration of Forty-two Days following the Day of the Birth of any Child it shall not be lawful for any Registrar to register such Birth, save as herein-after is next mentioned ; provided that, in case the Birth of any Child shall not have been registered according to the Provisions herein-before contained, it shall be lawful for any person present at the Birth of such Child, or for the Father or Guardian thereof, at any Time within Six Calendar Months next after the Birth, to make a solemn Declaration of the Particulars required to be known touching the Birth of such Child, according to the best of his or her Knowledge and Belief, and it thereupon be lawful for the said Registrar then and there, in the Presence of the Superintendent Registrar, to register the Birth of the said Child according to the Information of the Person making the said Declaration ; and in every such Case the Superintendent Registrar before whom the said Declaration is made shall sign the Entry of Birth as well as the registrar, and for every such Registry as last aforesaid the Superintendent Registrar shall be entitled to have a Fee of Two Shillings and Sixpence from the Person requiring the same to be registered ; and the Registrar, over and above the Fee herein-after enacted in respect of every birth registered by him, shall be entitled, unless the Delay shall have been occasioned by his Default, to have a Fee of Five Shillings from the person requiring the same to be registered ; and no Register of Births shall be given in Evidence to prove the Birth of any Child wherein it shall appear that Forty-two Days have intervened between the Day of the Birth and the Day of the Registration of the Birth of such Child, unless the Entry shall be signed by the Superintendent Registrar ; and every person who shall knowingly register or cause to be registered the Birth of any Child, otherwise than herein-before is last mentioned, after the Expiration of Forty-two Days following the Day of Birth of such Child, shall forfeit and pay for every such Offence a Sum not exceeding Fifty Pounds.
XXIII. And be it enacted, That after the Expiration of Six Calendar Months following the Birth of any Child it shall not be lawful for any Registrar to register the Birth of such Child, and no Register of Births, except in the Case of Children born at Sea, shall be given in Evidence to prove the Birth of any Child wherein it shall appear that Six Calendar Months have intervened between the Day of the Birth and the Day of the Registration of the Birth of such Child ; and every Person who shall knowingly register or cause to be registered the Birth of any Child after the Expiration of Six Calendar Months following the Day of the Birth of such Child shall forfeit and pay for every such Offence a Sum not exceeding Fifty Pounds.