Skysports.com understands Charlton have had a bid accepted by Dagenham & Redbridge for Paul Benson.
Charlton have been chasing the prolific forward all summer as they look to bolster their attacking options.
The Addicks have seen two previous bids rejected by Dagenham, but now they have finally agreed a fee with their League One rivals.
Dagenham were reluctant to lose their star striker, but they have now decided to accept Charlton's undisclosed offer.
Benson has now been given permission to hold talks with Charlton about a possible move to the Valley.